( )⚙ D4422 contrib: byteify perf.py file

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Differential D4422

contrib: byteify perf.py file
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Authored by pulkit on Aug 30 2018, 5:59 AM.

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rHG438f3932a432: contrib: byteify perf.py file
Summary

This is done using contrib/byteify-strings.py. There is just one extra change
done to make sure lines don't get longer than 80 chars.

  1. skip-blame because just b'' prefixes.

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rHG Mercurial
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Automatic diff as part of commit; lint not applicable.
Unit
Automatic diff as part of commit; unit tests not applicable.

Event Timeline

pulkit created this revision.Aug 30 2018, 5:59 AM
Closed by commit rHG438f3932a432: contrib: byteify perf.py file (authored by pulkit). · Explain WhyAug 30 2018, 8:07 AM
This revision was automatically updated to reflect the committed changes.

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Changeset List

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Mcontrib/perf.py (671 lines)

Diff 10673

contrib/perf.py

return getattr(thing, attr, _undefined) is not _undefined return getattr(thing, attr, _undefined) is not _undefined
setattr(util, 'safehasattr', safehasattr) setattr(util, 'safehasattr', safehasattr)
# for "historical portability": # for "historical portability":
# define util.timer forcibly, because util.timer has been available # define util.timer forcibly, because util.timer has been available
# since ae5d60bb70c9 # since ae5d60bb70c9
if safehasattr(time, 'perf_counter'): if safehasattr(time, 'perf_counter'):
util.timer = time.perf_counter util.timer = time.perf_counter
elif os.name == 'nt': elif os.name == b'nt':
util.timer = time.clock util.timer = time.clock
else: else:
util.timer = time.time util.timer = time.time
# for "historical portability": # for "historical portability":
# use locally defined empty option list, if formatteropts isn't # use locally defined empty option list, if formatteropts isn't
# available, because commands.formatteropts has been available since # available, because commands.formatteropts has been available since
# 3.2 (or 7a7eed5176a4), even though formatting itself has been # 3.2 (or 7a7eed5176a4), even though formatting itself has been
# available since 2.2 (or ae5f92e154d3) # available since 2.2 (or ae5f92e154d3)
formatteropts = getattr(cmdutil, "formatteropts", formatteropts = getattr(cmdutil, "formatteropts",
getattr(commands, "formatteropts", [])) getattr(commands, "formatteropts", []))
# for "historical portability": # for "historical portability":
# use locally defined option list, if debugrevlogopts isn't available, # use locally defined option list, if debugrevlogopts isn't available,
# because commands.debugrevlogopts has been available since 3.7 (or # because commands.debugrevlogopts has been available since 3.7 (or
# 5606f7d0d063), even though cmdutil.openrevlog() has been available # 5606f7d0d063), even though cmdutil.openrevlog() has been available
# since 1.9 (or a79fea6b3e77). # since 1.9 (or a79fea6b3e77).
revlogopts = getattr(cmdutil, "debugrevlogopts", revlogopts = getattr(cmdutil, "debugrevlogopts",
getattr(commands, "debugrevlogopts", [ getattr(commands, "debugrevlogopts", [
('c', 'changelog', False, ('open changelog')), (b'c', b'changelog', False, (b'open changelog')),
('m', 'manifest', False, ('open manifest')), (b'm', b'manifest', False, (b'open manifest')),
('', 'dir', False, ('open directory manifest')), (b'', b'dir', False, (b'open directory manifest')),
])) ]))
cmdtable = {} cmdtable = {}
# for "historical portability": # for "historical portability":
# define parsealiases locally, because cmdutil.parsealiases has been # define parsealiases locally, because cmdutil.parsealiases has been
# available since 1.5 (or 6252852b4332) # available since 1.5 (or 6252852b4332)
def parsealiases(cmd): def parsealiases(cmd):
return cmd.lstrip("^").split("|") return cmd.lstrip(b"^").split(b"|")
if safehasattr(registrar, 'command'): if safehasattr(registrar, 'command'):
command = registrar.command(cmdtable) command = registrar.command(cmdtable)
elif safehasattr(cmdutil, 'command'): elif safehasattr(cmdutil, 'command'):
command = cmdutil.command(cmdtable) command = cmdutil.command(cmdtable)
if 'norepo' not in getargspec(command).args: if b'norepo' not in getargspec(command).args:
# for "historical portability": # for "historical portability":
# wrap original cmdutil.command, because "norepo" option has # wrap original cmdutil.command, because "norepo" option has
# been available since 3.1 (or 75a96326cecb) # been available since 3.1 (or 75a96326cecb)
_command = command _command = command
def command(name, options=(), synopsis=None, norepo=False): def command(name, options=(), synopsis=None, norepo=False):
if norepo: if norepo:
commands.norepo += ' %s' % ' '.join(parsealiases(name)) commands.norepo += b' %s' % b' '.join(parsealiases(name))
return _command(name, list(options), synopsis) return _command(name, list(options), synopsis)
else: else:
# for "historical portability": # for "historical portability":
# define "@command" annotation locally, because cmdutil.command # define "@command" annotation locally, because cmdutil.command
# has been available since 1.9 (or 2daa5179e73f) # has been available since 1.9 (or 2daa5179e73f)
def command(name, options=(), synopsis=None, norepo=False): def command(name, options=(), synopsis=None, norepo=False):
def decorator(func): def decorator(func):
if synopsis: if synopsis:
cmdtable[name] = func, list(options), synopsis cmdtable[name] = func, list(options), synopsis
else: else:
cmdtable[name] = func, list(options) cmdtable[name] = func, list(options)
if norepo: if norepo:
commands.norepo += ' %s' % ' '.join(parsealiases(name)) commands.norepo += b' %s' % b' '.join(parsealiases(name))
return func return func
return decorator return decorator
try: try:
import mercurial.registrar import mercurial.registrar
import mercurial.configitems import mercurial.configitems
configtable = {} configtable = {}
configitem = mercurial.registrar.configitem(configtable) configitem = mercurial.registrar.configitem(configtable)
configitem('perf', 'presleep', configitem(b'perf', b'presleep',
default=mercurial.configitems.dynamicdefault, default=mercurial.configitems.dynamicdefault,
) )
configitem('perf', 'stub', configitem(b'perf', b'stub',
default=mercurial.configitems.dynamicdefault, default=mercurial.configitems.dynamicdefault,
) )
configitem('perf', 'parentscount', configitem(b'perf', b'parentscount',
default=mercurial.configitems.dynamicdefault, default=mercurial.configitems.dynamicdefault,
) )
configitem('perf', 'all-timing', configitem(b'perf', b'all-timing',
default=mercurial.configitems.dynamicdefault, default=mercurial.configitems.dynamicdefault,
) )
except (ImportError, AttributeError): except (ImportError, AttributeError):
pass pass
def getlen(ui): def getlen(ui):
if ui.configbool("perf", "stub", False): if ui.configbool(b"perf", b"stub", False):
return lambda x: 1 return lambda x: 1
return len return len
def gettimer(ui, opts=None): def gettimer(ui, opts=None):
"""return a timer function and formatter: (timer, formatter) """return a timer function and formatter: (timer, formatter)
This function exists to gather the creation of formatter in a single This function exists to gather the creation of formatter in a single
place instead of duplicating it in all performance commands.""" place instead of duplicating it in all performance commands."""
# enforce an idle period before execution to counteract power management # enforce an idle period before execution to counteract power management
# experimental config: perf.presleep # experimental config: perf.presleep
time.sleep(getint(ui, "perf", "presleep", 1)) time.sleep(getint(ui, b"perf", b"presleep", 1))
if opts is None: if opts is None:
opts = {} opts = {}
# redirect all to stderr unless buffer api is in use # redirect all to stderr unless buffer api is in use
if not ui._buffers: if not ui._buffers:
ui = ui.copy() ui = ui.copy()
uifout = safeattrsetter(ui, 'fout', ignoremissing=True) uifout = safeattrsetter(ui, b'fout', ignoremissing=True)
if uifout: if uifout:
# for "historical portability": # for "historical portability":
# ui.fout/ferr have been available since 1.9 (or 4e1ccd4c2b6d) # ui.fout/ferr have been available since 1.9 (or 4e1ccd4c2b6d)
uifout.set(ui.ferr) uifout.set(ui.ferr)
# get a formatter # get a formatter
uiformatter = getattr(ui, 'formatter', None) uiformatter = getattr(ui, 'formatter', None)
if uiformatter: if uiformatter:
fm = uiformatter('perf', opts) fm = uiformatter(b'perf', opts)
else: else:
# for "historical portability": # for "historical portability":
# define formatter locally, because ui.formatter has been # define formatter locally, because ui.formatter has been
# available since 2.2 (or ae5f92e154d3) # available since 2.2 (or ae5f92e154d3)
from mercurial import node from mercurial import node
class defaultformatter(object): class defaultformatter(object):
"""Minimized composition of baseformatter and plainformatter """Minimized composition of baseformatter and plainformatter
""" """
self._ui.write(deftext % fielddata, **opts) self._ui.write(deftext % fielddata, **opts)
def condwrite(self, cond, fields, deftext, *fielddata, **opts): def condwrite(self, cond, fields, deftext, *fielddata, **opts):
if cond: if cond:
self._ui.write(deftext % fielddata, **opts) self._ui.write(deftext % fielddata, **opts)
def plain(self, text, **opts): def plain(self, text, **opts):
self._ui.write(text, **opts) self._ui.write(text, **opts)
def end(self): def end(self):
pass pass
fm = defaultformatter(ui, 'perf', opts) fm = defaultformatter(ui, b'perf', opts)
# stub function, runs code only once instead of in a loop # stub function, runs code only once instead of in a loop
# experimental config: perf.stub # experimental config: perf.stub
if ui.configbool("perf", "stub", False): if ui.configbool(b"perf", b"stub", False):
return functools.partial(stub_timer, fm), fm return functools.partial(stub_timer, fm), fm
# experimental config: perf.all-timing # experimental config: perf.all-timing
displayall = ui.configbool("perf", "all-timing", False) displayall = ui.configbool(b"perf", b"all-timing", False)
return functools.partial(_timer, fm, displayall=displayall), fm return functools.partial(_timer, fm, displayall=displayall), fm
def stub_timer(fm, func, title=None): def stub_timer(fm, func, title=None):
func() func()
def _timer(fm, func, title=None, displayall=False): def _timer(fm, func, title=None, displayall=False):
gc.collect() gc.collect()
results = [] results = []
if cstop - begin > 3 and count >= 100: if cstop - begin > 3 and count >= 100:
break break
if cstop - begin > 10 and count >= 3: if cstop - begin > 10 and count >= 3:
break break
fm.startitem() fm.startitem()
if title: if title:
fm.write('title', '! %s\n', title) fm.write(b'title', b'! %s\n', title)
if r: if r:
fm.write('result', '! result: %s\n', r) fm.write(b'result', b'! result: %s\n', r)
def display(role, entry): def display(role, entry):
prefix = '' prefix = b''
if role != 'best': if role != b'best':
prefix = '%s.' % role prefix = b'%s.' % role
fm.plain('!') fm.plain(b'!')
fm.write(prefix + 'wall', ' wall %f', entry[0]) fm.write(prefix + b'wall', b' wall %f', entry[0])
fm.write(prefix + 'comb', ' comb %f', entry[1] + entry[2]) fm.write(prefix + b'comb', b' comb %f', entry[1] + entry[2])
fm.write(prefix + 'user', ' user %f', entry[1]) fm.write(prefix + b'user', b' user %f', entry[1])
fm.write(prefix + 'sys', ' sys %f', entry[2]) fm.write(prefix + b'sys', b' sys %f', entry[2])
fm.write(prefix + 'count', ' (%s of %d)', role, count) fm.write(prefix + b'count', b' (%s of %d)', role, count)
fm.plain('\n') fm.plain(b'\n')
results.sort() results.sort()
min_val = results[0] min_val = results[0]
display('best', min_val) display(b'best', min_val)
if displayall: if displayall:
max_val = results[-1] max_val = results[-1]
display('max', max_val) display(b'max', max_val)
avg = tuple([sum(x) / count for x in zip(*results)]) avg = tuple([sum(x) / count for x in zip(*results)])
display('avg', avg) display(b'avg', avg)
median = results[len(results) // 2] median = results[len(results) // 2]
display('median', median) display(b'median', median)
# utilities for historical portability # utilities for historical portability
def getint(ui, section, name, default): def getint(ui, section, name, default):
# for "historical portability": # for "historical portability":
# ui.configint has been available since 1.9 (or fa2b596db182) # ui.configint has been available since 1.9 (or fa2b596db182)
v = ui.config(section, name, None) v = ui.config(section, name, None)
if v is None: if v is None:
return default return default
try: try:
return int(v) return int(v)
except ValueError: except ValueError:
raise error.ConfigError(("%s.%s is not an integer ('%s')") raise error.ConfigError((b"%s.%s is not an integer ('%s')")
% (section, name, v)) % (section, name, v))
def safeattrsetter(obj, name, ignoremissing=False): def safeattrsetter(obj, name, ignoremissing=False):
"""Ensure that 'obj' has 'name' attribute before subsequent setattr """Ensure that 'obj' has 'name' attribute before subsequent setattr
This function is aborted, if 'obj' doesn't have 'name' attribute This function is aborted, if 'obj' doesn't have 'name' attribute
at runtime. This avoids overlooking removal of an attribute, which at runtime. This avoids overlooking removal of an attribute, which
breaks assumption of performance measurement, in the future. breaks assumption of performance measurement, in the future.
This function returns the object to (1) assign a new value, and This function returns the object to (1) assign a new value, and
(2) restore an original value to the attribute. (2) restore an original value to the attribute.
If 'ignoremissing' is true, missing 'name' attribute doesn't cause If 'ignoremissing' is true, missing 'name' attribute doesn't cause
abortion, and this function returns None. This is useful to abortion, and this function returns None. This is useful to
examine an attribute, which isn't ensured in all Mercurial examine an attribute, which isn't ensured in all Mercurial
versions. versions.
""" """
if not util.safehasattr(obj, name): if not util.safehasattr(obj, name):
if ignoremissing: if ignoremissing:
return None return None
raise error.Abort(("missing attribute %s of %s might break assumption" raise error.Abort((b"missing attribute %s of %s might break assumption"
" of performance measurement") % (name, obj)) b" of performance measurement") % (name, obj))
origvalue = getattr(obj, name) origvalue = getattr(obj, name)
class attrutil(object): class attrutil(object):
def set(self, newvalue): def set(self, newvalue):
setattr(obj, name, newvalue) setattr(obj, name, newvalue)
def restore(self): def restore(self):
setattr(obj, name, origvalue) setattr(obj, name, origvalue)
for mod in (branchmap, repoview): for mod in (branchmap, repoview):
subsettable = getattr(mod, 'subsettable', None) subsettable = getattr(mod, 'subsettable', None)
if subsettable: if subsettable:
return subsettable return subsettable
# bisecting in bcee63733aad::59a9f18d4587 can reach here (both # bisecting in bcee63733aad::59a9f18d4587 can reach here (both
# branchmap and repoview modules exist, but subsettable attribute # branchmap and repoview modules exist, but subsettable attribute
# doesn't) # doesn't)
raise error.Abort(("perfbranchmap not available with this Mercurial"), raise error.Abort((b"perfbranchmap not available with this Mercurial"),
hint="use 2.5 or later") hint=b"use 2.5 or later")
def getsvfs(repo): def getsvfs(repo):
"""Return appropriate object to access files under .hg/store """Return appropriate object to access files under .hg/store
""" """
# for "historical portability": # for "historical portability":
# repo.svfs has been available since 2.3 (or 7034365089bf) # repo.svfs has been available since 2.3 (or 7034365089bf)
svfs = getattr(repo, 'svfs', None) svfs = getattr(repo, 'svfs', None)
if svfs: if svfs:
if vfs: if vfs:
return vfs return vfs
else: else:
return getattr(repo, 'opener') return getattr(repo, 'opener')
def repocleartagscachefunc(repo): def repocleartagscachefunc(repo):
"""Return the function to clear tags cache according to repo internal API """Return the function to clear tags cache according to repo internal API
""" """
if util.safehasattr(repo, '_tagscache'): # since 2.0 (or 9dca7653b525) if util.safehasattr(repo, b'_tagscache'): # since 2.0 (or 9dca7653b525)
# in this case, setattr(repo, '_tagscache', None) or so isn't # in this case, setattr(repo, '_tagscache', None) or so isn't
# correct way to clear tags cache, because existing code paths # correct way to clear tags cache, because existing code paths
# expect _tagscache to be a structured object. # expect _tagscache to be a structured object.
def clearcache(): def clearcache():
# _tagscache has been filteredpropertycache since 2.5 (or # _tagscache has been filteredpropertycache since 2.5 (or
# 98c867ac1330), and delattr() can't work in such case # 98c867ac1330), and delattr() can't work in such case
if '_tagscache' in vars(repo): if b'_tagscache' in vars(repo):
del repo.__dict__['_tagscache'] del repo.__dict__[b'_tagscache']
return clearcache return clearcache
repotags = safeattrsetter(repo, '_tags', ignoremissing=True) repotags = safeattrsetter(repo, b'_tags', ignoremissing=True)
if repotags: # since 1.4 (or 5614a628d173) if repotags: # since 1.4 (or 5614a628d173)
return lambda : repotags.set(None) return lambda : repotags.set(None)
repotagscache = safeattrsetter(repo, 'tagscache', ignoremissing=True) repotagscache = safeattrsetter(repo, b'tagscache', ignoremissing=True)
if repotagscache: # since 0.6 (or d7df759d0e97) if repotagscache: # since 0.6 (or d7df759d0e97)
return lambda : repotagscache.set(None) return lambda : repotagscache.set(None)
# Mercurial earlier than 0.6 (or d7df759d0e97) logically reaches # Mercurial earlier than 0.6 (or d7df759d0e97) logically reaches
# this point, but it isn't so problematic, because: # this point, but it isn't so problematic, because:
# - repo.tags of such Mercurial isn't "callable", and repo.tags() # - repo.tags of such Mercurial isn't "callable", and repo.tags()
# in perftags() causes failure soon # in perftags() causes failure soon
# - perf.py itself has been available since 1.1 (or eb240755386d) # - perf.py itself has been available since 1.1 (or eb240755386d)
raise error.Abort(("tags API of this hg command is unknown")) raise error.Abort((b"tags API of this hg command is unknown"))
# utilities to clear cache # utilities to clear cache
def clearfilecache(repo, attrname): def clearfilecache(repo, attrname):
unfi = repo.unfiltered() unfi = repo.unfiltered()
if attrname in vars(unfi): if attrname in vars(unfi):
delattr(unfi, attrname) delattr(unfi, attrname)
unfi._filecache.pop(attrname, None) unfi._filecache.pop(attrname, None)
# perf commands # perf commands
@command('perfwalk', formatteropts) @command(b'perfwalk', formatteropts)
def perfwalk(ui, repo, *pats, **opts): def perfwalk(ui, repo, *pats, **opts):
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
m = scmutil.match(repo[None], pats, {}) m = scmutil.match(repo[None], pats, {})
timer(lambda: len(list(repo.dirstate.walk(m, subrepos=[], unknown=True, timer(lambda: len(list(repo.dirstate.walk(m, subrepos=[], unknown=True,
ignored=False)))) ignored=False))))
fm.end() fm.end()
@command('perfannotate', formatteropts) @command(b'perfannotate', formatteropts)
def perfannotate(ui, repo, f, **opts): def perfannotate(ui, repo, f, **opts):
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
fc = repo['.'][f] fc = repo[b'.'][f]
timer(lambda: len(fc.annotate(True))) timer(lambda: len(fc.annotate(True)))
fm.end() fm.end()
@command('perfstatus', @command(b'perfstatus',
[('u', 'unknown', False, [(b'u', b'unknown', False,
'ask status to look for unknown files')] + formatteropts) b'ask status to look for unknown files')] + formatteropts)
def perfstatus(ui, repo, **opts): def perfstatus(ui, repo, **opts):
#m = match.always(repo.root, repo.getcwd()) #m = match.always(repo.root, repo.getcwd())
#timer(lambda: sum(map(len, repo.dirstate.status(m, [], False, False, #timer(lambda: sum(map(len, repo.dirstate.status(m, [], False, False,
# False)))) # False))))
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
timer(lambda: sum(map(len, repo.status(unknown=opts['unknown'])))) timer(lambda: sum(map(len, repo.status(unknown=opts[b'unknown']))))
fm.end() fm.end()
@command('perfaddremove', formatteropts) @command(b'perfaddremove', formatteropts)
def perfaddremove(ui, repo, **opts): def perfaddremove(ui, repo, **opts):
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
try: try:
oldquiet = repo.ui.quiet oldquiet = repo.ui.quiet
repo.ui.quiet = True repo.ui.quiet = True
matcher = scmutil.match(repo[None]) matcher = scmutil.match(repo[None])
opts['dry_run'] = True opts[b'dry_run'] = True
timer(lambda: scmutil.addremove(repo, matcher, "", opts)) timer(lambda: scmutil.addremove(repo, matcher, b"", opts))
finally: finally:
repo.ui.quiet = oldquiet repo.ui.quiet = oldquiet
fm.end() fm.end()
def clearcaches(cl): def clearcaches(cl):
# behave somewhat consistently across internal API changes # behave somewhat consistently across internal API changes
if util.safehasattr(cl, 'clearcaches'): if util.safehasattr(cl, b'clearcaches'):
cl.clearcaches() cl.clearcaches()
elif util.safehasattr(cl, '_nodecache'): elif util.safehasattr(cl, b'_nodecache'):
from mercurial.node import nullid, nullrev from mercurial.node import nullid, nullrev
cl._nodecache = {nullid: nullrev} cl._nodecache = {nullid: nullrev}
cl._nodepos = None cl._nodepos = None
@command('perfheads', formatteropts) @command(b'perfheads', formatteropts)
def perfheads(ui, repo, **opts): def perfheads(ui, repo, **opts):
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
cl = repo.changelog cl = repo.changelog
def d(): def d():
len(cl.headrevs()) len(cl.headrevs())
clearcaches(cl) clearcaches(cl)
timer(d) timer(d)
fm.end() fm.end()
@command('perftags', formatteropts) @command(b'perftags', formatteropts)
def perftags(ui, repo, **opts): def perftags(ui, repo, **opts):
import mercurial.changelog import mercurial.changelog
import mercurial.manifest import mercurial.manifest
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
svfs = getsvfs(repo) svfs = getsvfs(repo)
repocleartagscache = repocleartagscachefunc(repo) repocleartagscache = repocleartagscachefunc(repo)
def t(): def t():
repo.changelog = mercurial.changelog.changelog(svfs) repo.changelog = mercurial.changelog.changelog(svfs)
repo.manifestlog = mercurial.manifest.manifestlog(svfs, repo) repo.manifestlog = mercurial.manifest.manifestlog(svfs, repo)
repocleartagscache() repocleartagscache()
return len(repo.tags()) return len(repo.tags())
timer(t) timer(t)
fm.end() fm.end()
@command('perfancestors', formatteropts) @command(b'perfancestors', formatteropts)
def perfancestors(ui, repo, **opts): def perfancestors(ui, repo, **opts):
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
heads = repo.changelog.headrevs() heads = repo.changelog.headrevs()
def d(): def d():
for a in repo.changelog.ancestors(heads): for a in repo.changelog.ancestors(heads):
pass pass
timer(d) timer(d)
fm.end() fm.end()
@command('perfancestorset', formatteropts) @command(b'perfancestorset', formatteropts)
def perfancestorset(ui, repo, revset, **opts): def perfancestorset(ui, repo, revset, **opts):
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
revs = repo.revs(revset) revs = repo.revs(revset)
heads = repo.changelog.headrevs() heads = repo.changelog.headrevs()
def d(): def d():
s = repo.changelog.ancestors(heads) s = repo.changelog.ancestors(heads)
for rev in revs: for rev in revs:
rev in s rev in s
timer(d) timer(d)
fm.end() fm.end()
@command('perfbookmarks', formatteropts) @command(b'perfbookmarks', formatteropts)
def perfbookmarks(ui, repo, **opts): def perfbookmarks(ui, repo, **opts):
"""benchmark parsing bookmarks from disk to memory""" """benchmark parsing bookmarks from disk to memory"""
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
def d(): def d():
clearfilecache(repo, '_bookmarks') clearfilecache(repo, b'_bookmarks')
repo._bookmarks repo._bookmarks
timer(d) timer(d)
fm.end() fm.end()
@command('perfbundleread', formatteropts, 'BUNDLE') @command(b'perfbundleread', formatteropts, b'BUNDLE')
def perfbundleread(ui, repo, bundlepath, **opts): def perfbundleread(ui, repo, bundlepath, **opts):
"""Benchmark reading of bundle files. """Benchmark reading of bundle files.
This command is meant to isolate the I/O part of bundle reading as This command is meant to isolate the I/O part of bundle reading as
much as possible. much as possible.
""" """
from mercurial import ( from mercurial import (
bundle2, bundle2,
exchange, exchange,
streamclone, streamclone,
) )
def makebench(fn): def makebench(fn):
def run(): def run():
with open(bundlepath, 'rb') as fh: with open(bundlepath, b'rb') as fh:
bundle = exchange.readbundle(ui, fh, bundlepath) bundle = exchange.readbundle(ui, fh, bundlepath)
fn(bundle) fn(bundle)
return run return run
def makereadnbytes(size): def makereadnbytes(size):
def run(): def run():
with open(bundlepath, 'rb') as fh: with open(bundlepath, b'rb') as fh:
bundle = exchange.readbundle(ui, fh, bundlepath) bundle = exchange.readbundle(ui, fh, bundlepath)
while bundle.read(size): while bundle.read(size):
pass pass
return run return run
def makestdioread(size): def makestdioread(size):
def run(): def run():
with open(bundlepath, 'rb') as fh: with open(bundlepath, b'rb') as fh:
while fh.read(size): while fh.read(size):
pass pass
return run return run
# bundle1 # bundle1
def deltaiter(bundle): def deltaiter(bundle):
pass pass
def seek(bundle): def seek(bundle):
for part in bundle.iterparts(seekable=True): for part in bundle.iterparts(seekable=True):
part.seek(0, os.SEEK_END) part.seek(0, os.SEEK_END)
def makepartreadnbytes(size): def makepartreadnbytes(size):
def run(): def run():
with open(bundlepath, 'rb') as fh: with open(bundlepath, b'rb') as fh:
bundle = exchange.readbundle(ui, fh, bundlepath) bundle = exchange.readbundle(ui, fh, bundlepath)
for part in bundle.iterparts(): for part in bundle.iterparts():
while part.read(size): while part.read(size):
pass pass
return run return run
benches = [ benches = [
(makestdioread(8192), 'read(8k)'), (makestdioread(8192), b'read(8k)'),
(makestdioread(16384), 'read(16k)'), (makestdioread(16384), b'read(16k)'),
(makestdioread(32768), 'read(32k)'), (makestdioread(32768), b'read(32k)'),
(makestdioread(131072), 'read(128k)'), (makestdioread(131072), b'read(128k)'),
] ]
with open(bundlepath, 'rb') as fh: with open(bundlepath, b'rb') as fh:
bundle = exchange.readbundle(ui, fh, bundlepath) bundle = exchange.readbundle(ui, fh, bundlepath)
if isinstance(bundle, changegroup.cg1unpacker): if isinstance(bundle, changegroup.cg1unpacker):
benches.extend([ benches.extend([
(makebench(deltaiter), 'cg1 deltaiter()'), (makebench(deltaiter), b'cg1 deltaiter()'),
(makebench(iterchunks), 'cg1 getchunks()'), (makebench(iterchunks), b'cg1 getchunks()'),
(makereadnbytes(8192), 'cg1 read(8k)'), (makereadnbytes(8192), b'cg1 read(8k)'),
(makereadnbytes(16384), 'cg1 read(16k)'), (makereadnbytes(16384), b'cg1 read(16k)'),
(makereadnbytes(32768), 'cg1 read(32k)'), (makereadnbytes(32768), b'cg1 read(32k)'),
(makereadnbytes(131072), 'cg1 read(128k)'), (makereadnbytes(131072), b'cg1 read(128k)'),
]) ])
elif isinstance(bundle, bundle2.unbundle20): elif isinstance(bundle, bundle2.unbundle20):
benches.extend([ benches.extend([
(makebench(forwardchunks), 'bundle2 forwardchunks()'), (makebench(forwardchunks), b'bundle2 forwardchunks()'),
(makebench(iterparts), 'bundle2 iterparts()'), (makebench(iterparts), b'bundle2 iterparts()'),
(makebench(iterpartsseekable), 'bundle2 iterparts() seekable'), (makebench(iterpartsseekable), b'bundle2 iterparts() seekable'),
(makebench(seek), 'bundle2 part seek()'), (makebench(seek), b'bundle2 part seek()'),
(makepartreadnbytes(8192), 'bundle2 part read(8k)'), (makepartreadnbytes(8192), b'bundle2 part read(8k)'),
(makepartreadnbytes(16384), 'bundle2 part read(16k)'), (makepartreadnbytes(16384), b'bundle2 part read(16k)'),
(makepartreadnbytes(32768), 'bundle2 part read(32k)'), (makepartreadnbytes(32768), b'bundle2 part read(32k)'),
(makepartreadnbytes(131072), 'bundle2 part read(128k)'), (makepartreadnbytes(131072), b'bundle2 part read(128k)'),
]) ])
elif isinstance(bundle, streamclone.streamcloneapplier): elif isinstance(bundle, streamclone.streamcloneapplier):
raise error.Abort('stream clone bundles not supported') raise error.Abort(b'stream clone bundles not supported')
else: else:
raise error.Abort('unhandled bundle type: %s' % type(bundle)) raise error.Abort(b'unhandled bundle type: %s' % type(bundle))
for fn, title in benches: for fn, title in benches:
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
timer(fn, title=title) timer(fn, title=title)
fm.end() fm.end()
@command('perfchangegroupchangelog', formatteropts + @command(b'perfchangegroupchangelog', formatteropts +
[('', 'version', '02', 'changegroup version'), [(b'', b'version', b'02', b'changegroup version'),
('r', 'rev', '', 'revisions to add to changegroup')]) (b'r', b'rev', b'', b'revisions to add to changegroup')])
def perfchangegroupchangelog(ui, repo, version='02', rev=None, **opts): def perfchangegroupchangelog(ui, repo, version=b'02', rev=None, **opts):
"""Benchmark producing a changelog group for a changegroup. """Benchmark producing a changelog group for a changegroup.
This measures the time spent processing the changelog during a This measures the time spent processing the changelog during a
bundle operation. This occurs during `hg bundle` and on a server bundle operation. This occurs during `hg bundle` and on a server
processing a `getbundle` wire protocol request (handles clones processing a `getbundle` wire protocol request (handles clones
and pull requests). and pull requests).
By default, all revisions are added to the changegroup. By default, all revisions are added to the changegroup.
""" """
cl = repo.changelog cl = repo.changelog
nodes = [cl.lookup(r) for r in repo.revs(rev or 'all()')] nodes = [cl.lookup(r) for r in repo.revs(rev or b'all()')]
bundler = changegroup.getbundler(version, repo) bundler = changegroup.getbundler(version, repo)
def d(): def d():
state, chunks = bundler._generatechangelog(cl, nodes) state, chunks = bundler._generatechangelog(cl, nodes)
for chunk in chunks: for chunk in chunks:
pass pass
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
# Terminal printing can interfere with timing. So disable it. # Terminal printing can interfere with timing. So disable it.
with ui.configoverride({('progress', 'disable'): True}): with ui.configoverride({(b'progress', b'disable'): True}):
timer(d) timer(d)
fm.end() fm.end()
@command('perfdirs', formatteropts) @command(b'perfdirs', formatteropts)
def perfdirs(ui, repo, **opts): def perfdirs(ui, repo, **opts):
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
dirstate = repo.dirstate dirstate = repo.dirstate
'a' in dirstate b'a' in dirstate
def d(): def d():
dirstate.hasdir('a') dirstate.hasdir(b'a')
del dirstate._map._dirs del dirstate._map._dirs
timer(d) timer(d)
fm.end() fm.end()
@command('perfdirstate', formatteropts) @command(b'perfdirstate', formatteropts)
def perfdirstate(ui, repo, **opts): def perfdirstate(ui, repo, **opts):
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
"a" in repo.dirstate b"a" in repo.dirstate
def d(): def d():
repo.dirstate.invalidate() repo.dirstate.invalidate()
"a" in repo.dirstate b"a" in repo.dirstate
timer(d) timer(d)
fm.end() fm.end()
@command('perfdirstatedirs', formatteropts) @command(b'perfdirstatedirs', formatteropts)
def perfdirstatedirs(ui, repo, **opts): def perfdirstatedirs(ui, repo, **opts):
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
"a" in repo.dirstate b"a" in repo.dirstate
def d(): def d():
repo.dirstate.hasdir("a") repo.dirstate.hasdir(b"a")
del repo.dirstate._map._dirs del repo.dirstate._map._dirs
timer(d) timer(d)
fm.end() fm.end()
@command('perfdirstatefoldmap', formatteropts) @command(b'perfdirstatefoldmap', formatteropts)
def perfdirstatefoldmap(ui, repo, **opts): def perfdirstatefoldmap(ui, repo, **opts):
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
dirstate = repo.dirstate dirstate = repo.dirstate
'a' in dirstate b'a' in dirstate
def d(): def d():
dirstate._map.filefoldmap.get('a') dirstate._map.filefoldmap.get(b'a')
del dirstate._map.filefoldmap del dirstate._map.filefoldmap
timer(d) timer(d)
fm.end() fm.end()
@command('perfdirfoldmap', formatteropts) @command(b'perfdirfoldmap', formatteropts)
def perfdirfoldmap(ui, repo, **opts): def perfdirfoldmap(ui, repo, **opts):
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
dirstate = repo.dirstate dirstate = repo.dirstate
'a' in dirstate b'a' in dirstate
def d(): def d():
dirstate._map.dirfoldmap.get('a') dirstate._map.dirfoldmap.get(b'a')
del dirstate._map.dirfoldmap del dirstate._map.dirfoldmap
del dirstate._map._dirs del dirstate._map._dirs
timer(d) timer(d)
fm.end() fm.end()
@command('perfdirstatewrite', formatteropts) @command(b'perfdirstatewrite', formatteropts)
def perfdirstatewrite(ui, repo, **opts): def perfdirstatewrite(ui, repo, **opts):
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
ds = repo.dirstate ds = repo.dirstate
"a" in ds b"a" in ds
def d(): def d():
ds._dirty = True ds._dirty = True
ds.write(repo.currenttransaction()) ds.write(repo.currenttransaction())
timer(d) timer(d)
fm.end() fm.end()
@command('perfmergecalculate', @command(b'perfmergecalculate',
[('r', 'rev', '.', 'rev to merge against')] + formatteropts) [(b'r', b'rev', b'.', b'rev to merge against')] + formatteropts)
def perfmergecalculate(ui, repo, rev, **opts): def perfmergecalculate(ui, repo, rev, **opts):
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
wctx = repo[None] wctx = repo[None]
rctx = scmutil.revsingle(repo, rev, rev) rctx = scmutil.revsingle(repo, rev, rev)
ancestor = wctx.ancestor(rctx) ancestor = wctx.ancestor(rctx)
# we don't want working dir files to be stat'd in the benchmark, so prime # we don't want working dir files to be stat'd in the benchmark, so prime
# that cache # that cache
wctx.dirty() wctx.dirty()
def d(): def d():
# acceptremote is True because we don't want prompts in the middle of # acceptremote is True because we don't want prompts in the middle of
# our benchmark # our benchmark
merge.calculateupdates(repo, wctx, rctx, [ancestor], False, False, merge.calculateupdates(repo, wctx, rctx, [ancestor], False, False,
acceptremote=True, followcopies=True) acceptremote=True, followcopies=True)
timer(d) timer(d)
fm.end() fm.end()
@command('perfpathcopies', [], "REV REV") @command(b'perfpathcopies', [], b"REV REV")
def perfpathcopies(ui, repo, rev1, rev2, **opts): def perfpathcopies(ui, repo, rev1, rev2, **opts):
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
ctx1 = scmutil.revsingle(repo, rev1, rev1) ctx1 = scmutil.revsingle(repo, rev1, rev1)
ctx2 = scmutil.revsingle(repo, rev2, rev2) ctx2 = scmutil.revsingle(repo, rev2, rev2)
def d(): def d():
copies.pathcopies(ctx1, ctx2) copies.pathcopies(ctx1, ctx2)
timer(d) timer(d)
fm.end() fm.end()
@command('perfphases', @command(b'perfphases',
[('', 'full', False, 'include file reading time too'), [(b'', b'full', False, b'include file reading time too'),
], "") ], b"")
def perfphases(ui, repo, **opts): def perfphases(ui, repo, **opts):
"""benchmark phasesets computation""" """benchmark phasesets computation"""
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
_phases = repo._phasecache _phases = repo._phasecache
full = opts.get('full') full = opts.get(b'full')
def d(): def d():
phases = _phases phases = _phases
if full: if full:
clearfilecache(repo, '_phasecache') clearfilecache(repo, b'_phasecache')
phases = repo._phasecache phases = repo._phasecache
phases.invalidate() phases.invalidate()
phases.loadphaserevs(repo) phases.loadphaserevs(repo)
timer(d) timer(d)
fm.end() fm.end()
@command('perfphasesremote', @command(b'perfphasesremote',
[], "[DEST]") [], b"[DEST]")
def perfphasesremote(ui, repo, dest=None, **opts): def perfphasesremote(ui, repo, dest=None, **opts):
"""benchmark time needed to analyse phases of the remote server""" """benchmark time needed to analyse phases of the remote server"""
from mercurial.node import ( from mercurial.node import (
bin, bin,
) )
from mercurial import ( from mercurial import (
exchange, exchange,
hg, hg,
phases, phases,
) )
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
path = ui.paths.getpath(dest, default=('default-push', 'default')) path = ui.paths.getpath(dest, default=(b'default-push', b'default'))
if not path: if not path:
raise error.Abort(('default repository not configured!'), raise error.Abort((b'default repository not configured!'),
hint=("see 'hg help config.paths'")) hint=(b"see 'hg help config.paths'"))
dest = path.pushloc or path.loc dest = path.pushloc or path.loc
branches = (path.branch, opts.get('branch') or []) branches = (path.branch, opts.get(b'branch') or [])
ui.status(('analysing phase of %s\n') % util.hidepassword(dest)) ui.status((b'analysing phase of %s\n') % util.hidepassword(dest))
revs, checkout = hg.addbranchrevs(repo, repo, branches, opts.get('rev')) revs, checkout = hg.addbranchrevs(repo, repo, branches, opts.get(b'rev'))
other = hg.peer(repo, opts, dest) other = hg.peer(repo, opts, dest)
# easier to perform discovery through the operation # easier to perform discovery through the operation
op = exchange.pushoperation(repo, other) op = exchange.pushoperation(repo, other)
exchange._pushdiscoverychangeset(op) exchange._pushdiscoverychangeset(op)
remotesubset = op.fallbackheads remotesubset = op.fallbackheads
with other.commandexecutor() as e: with other.commandexecutor() as e:
remotephases = e.callcommand('listkeys', remotephases = e.callcommand(b'listkeys',
{'namespace': 'phases'}).result() {b'namespace': b'phases'}).result()
del other del other
publishing = remotephases.get('publishing', False) publishing = remotephases.get(b'publishing', False)
if publishing: if publishing:
ui.status(('publishing: yes\n')) ui.status((b'publishing: yes\n'))
else: else:
ui.status(('publishing: no\n')) ui.status((b'publishing: no\n'))
nodemap = repo.changelog.nodemap nodemap = repo.changelog.nodemap
nonpublishroots = 0 nonpublishroots = 0
for nhex, phase in remotephases.iteritems(): for nhex, phase in remotephases.iteritems():
if nhex == 'publishing': # ignore data related to publish option if nhex == b'publishing': # ignore data related to publish option
continue continue
node = bin(nhex) node = bin(nhex)
if node in nodemap and int(phase): if node in nodemap and int(phase):
nonpublishroots += 1 nonpublishroots += 1
ui.status(('number of roots: %d\n') % len(remotephases)) ui.status((b'number of roots: %d\n') % len(remotephases))
ui.status(('number of known non public roots: %d\n') % nonpublishroots) ui.status((b'number of known non public roots: %d\n') % nonpublishroots)
def d(): def d():
phases.remotephasessummary(repo, phases.remotephasessummary(repo,
remotesubset, remotesubset,
remotephases) remotephases)
timer(d) timer(d)
fm.end() fm.end()
@command('perfmanifest',[ @command(b'perfmanifest',[
('m', 'manifest-rev', False, 'Look up a manifest node revision'), (b'm', b'manifest-rev', False, b'Look up a manifest node revision'),
('', 'clear-disk', False, 'clear on-disk caches too'), (b'', b'clear-disk', False, b'clear on-disk caches too'),
], 'REV|NODE') ], b'REV|NODE')
def perfmanifest(ui, repo, rev, manifest_rev=False, clear_disk=False, **opts): def perfmanifest(ui, repo, rev, manifest_rev=False, clear_disk=False, **opts):
"""benchmark the time to read a manifest from disk and return a usable """benchmark the time to read a manifest from disk and return a usable
dict-like object dict-like object
Manifest caches are cleared before retrieval.""" Manifest caches are cleared before retrieval."""
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
if not manifest_rev: if not manifest_rev:
ctx = scmutil.revsingle(repo, rev, rev) ctx = scmutil.revsingle(repo, rev, rev)
t = ctx.manifestnode() t = ctx.manifestnode()
else: else:
from mercurial.node import bin from mercurial.node import bin
if len(rev) == 40: if len(rev) == 40:
t = bin(rev) t = bin(rev)
else: else:
try: try:
rev = int(rev) rev = int(rev)
if util.safehasattr(repo.manifestlog, 'getstorage'): if util.safehasattr(repo.manifestlog, b'getstorage'):
t = repo.manifestlog.getstorage(b'').node(rev) t = repo.manifestlog.getstorage(b'').node(rev)
else: else:
t = repo.manifestlog._revlog.lookup(rev) t = repo.manifestlog._revlog.lookup(rev)
except ValueError: except ValueError:
raise error.Abort('manifest revision must be integer or full ' raise error.Abort(b'manifest revision must be integer or full '
'node') b'node')
def d(): def d():
repo.manifestlog.clearcaches(clear_persisted_data=clear_disk) repo.manifestlog.clearcaches(clear_persisted_data=clear_disk)
repo.manifestlog[t].read() repo.manifestlog[t].read()
timer(d) timer(d)
fm.end() fm.end()
@command('perfchangeset', formatteropts) @command(b'perfchangeset', formatteropts)
def perfchangeset(ui, repo, rev, **opts): def perfchangeset(ui, repo, rev, **opts):
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
n = scmutil.revsingle(repo, rev).node() n = scmutil.revsingle(repo, rev).node()
def d(): def d():
repo.changelog.read(n) repo.changelog.read(n)
#repo.changelog._cache = None #repo.changelog._cache = None
timer(d) timer(d)
fm.end() fm.end()
@command('perfindex', formatteropts) @command(b'perfindex', formatteropts)
def perfindex(ui, repo, **opts): def perfindex(ui, repo, **opts):
import mercurial.revlog import mercurial.revlog
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
mercurial.revlog._prereadsize = 2**24 # disable lazy parser in old hg mercurial.revlog._prereadsize = 2**24 # disable lazy parser in old hg
n = repo["tip"].node() n = repo[b"tip"].node()
svfs = getsvfs(repo) svfs = getsvfs(repo)
def d(): def d():
cl = mercurial.revlog.revlog(svfs, "00changelog.i") cl = mercurial.revlog.revlog(svfs, b"00changelog.i")
cl.rev(n) cl.rev(n)
timer(d) timer(d)
fm.end() fm.end()
@command('perfstartup', formatteropts) @command(b'perfstartup', formatteropts)
def perfstartup(ui, repo, **opts): def perfstartup(ui, repo, **opts):
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
cmd = sys.argv[0] cmd = sys.argv[0]
def d(): def d():
if os.name != 'nt': if os.name != b'nt':
os.system("HGRCPATH= %s version -q > /dev/null" % cmd) os.system(b"HGRCPATH= %s version -q > /dev/null" % cmd)
else: else:
os.environ['HGRCPATH'] = ' ' os.environ[b'HGRCPATH'] = b' '
os.system("%s version -q > NUL" % cmd) os.system(b"%s version -q > NUL" % cmd)
timer(d) timer(d)
fm.end() fm.end()
@command('perfparents', formatteropts) @command(b'perfparents', formatteropts)
def perfparents(ui, repo, **opts): def perfparents(ui, repo, **opts):
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
# control the number of commits perfparents iterates over # control the number of commits perfparents iterates over
# experimental config: perf.parentscount # experimental config: perf.parentscount
count = getint(ui, "perf", "parentscount", 1000) count = getint(ui, b"perf", b"parentscount", 1000)
if len(repo.changelog) < count: if len(repo.changelog) < count:
raise error.Abort("repo needs %d commits for this test" % count) raise error.Abort(b"repo needs %d commits for this test" % count)
repo = repo.unfiltered() repo = repo.unfiltered()
nl = [repo.changelog.node(i) for i in xrange(count)] nl = [repo.changelog.node(i) for i in xrange(count)]
def d(): def d():
for n in nl: for n in nl:
repo.changelog.parents(n) repo.changelog.parents(n)
timer(d) timer(d)
fm.end() fm.end()
@command('perfctxfiles', formatteropts) @command(b'perfctxfiles', formatteropts)
def perfctxfiles(ui, repo, x, **opts): def perfctxfiles(ui, repo, x, **opts):
x = int(x) x = int(x)
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
def d(): def d():
len(repo[x].files()) len(repo[x].files())
timer(d) timer(d)
fm.end() fm.end()
@command('perfrawfiles', formatteropts) @command(b'perfrawfiles', formatteropts)
def perfrawfiles(ui, repo, x, **opts): def perfrawfiles(ui, repo, x, **opts):
x = int(x) x = int(x)
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
cl = repo.changelog cl = repo.changelog
def d(): def d():
len(cl.read(x)[3]) len(cl.read(x)[3])
timer(d) timer(d)
fm.end() fm.end()
@command('perflookup', formatteropts) @command(b'perflookup', formatteropts)
def perflookup(ui, repo, rev, **opts): def perflookup(ui, repo, rev, **opts):
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
timer(lambda: len(repo.lookup(rev))) timer(lambda: len(repo.lookup(rev)))
fm.end() fm.end()
@command('perflinelogedits', @command(b'perflinelogedits',
[('n', 'edits', 10000, 'number of edits'), [(b'n', b'edits', 10000, b'number of edits'),
('', 'max-hunk-lines', 10, 'max lines in a hunk'), (b'', b'max-hunk-lines', 10, b'max lines in a hunk'),
], norepo=True) ], norepo=True)
def perflinelogedits(ui, **opts): def perflinelogedits(ui, **opts):
from mercurial import linelog from mercurial import linelog
edits = opts['edits'] edits = opts[b'edits']
maxhunklines = opts['max_hunk_lines'] maxhunklines = opts[b'max_hunk_lines']
maxb1 = 100000 maxb1 = 100000
random.seed(0) random.seed(0)
randint = random.randint randint = random.randint
currentlines = 0 currentlines = 0
arglist = [] arglist = []
for rev in xrange(edits): for rev in xrange(edits):
a1 = randint(0, currentlines) a1 = randint(0, currentlines)
a2 = randint(a1, min(currentlines, a1 + maxhunklines)) a2 = randint(a1, min(currentlines, a1 + maxhunklines))
b1 = randint(0, maxb1) b1 = randint(0, maxb1)
b2 = randint(b1, b1 + maxhunklines) b2 = randint(b1, b1 + maxhunklines)
currentlines += (b2 - b1) - (a2 - a1) currentlines += (b2 - b1) - (a2 - a1)
arglist.append((rev, a1, a2, b1, b2)) arglist.append((rev, a1, a2, b1, b2))
def d(): def d():
ll = linelog.linelog() ll = linelog.linelog()
for args in arglist: for args in arglist:
ll.replacelines(*args) ll.replacelines(*args)
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
timer(d) timer(d)
fm.end() fm.end()
@command('perfrevrange', formatteropts) @command(b'perfrevrange', formatteropts)
def perfrevrange(ui, repo, *specs, **opts): def perfrevrange(ui, repo, *specs, **opts):
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
revrange = scmutil.revrange revrange = scmutil.revrange
timer(lambda: len(revrange(repo, specs))) timer(lambda: len(revrange(repo, specs)))
fm.end() fm.end()
@command('perfnodelookup', formatteropts) @command(b'perfnodelookup', formatteropts)
def perfnodelookup(ui, repo, rev, **opts): def perfnodelookup(ui, repo, rev, **opts):
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
import mercurial.revlog import mercurial.revlog
mercurial.revlog._prereadsize = 2**24 # disable lazy parser in old hg mercurial.revlog._prereadsize = 2**24 # disable lazy parser in old hg
n = scmutil.revsingle(repo, rev).node() n = scmutil.revsingle(repo, rev).node()
cl = mercurial.revlog.revlog(getsvfs(repo), "00changelog.i") cl = mercurial.revlog.revlog(getsvfs(repo), b"00changelog.i")
def d(): def d():
cl.rev(n) cl.rev(n)
clearcaches(cl) clearcaches(cl)
timer(d) timer(d)
fm.end() fm.end()
@command('perflog', @command(b'perflog',
[('', 'rename', False, 'ask log to follow renames')] + formatteropts) [(b'', b'rename', False, b'ask log to follow renames')
] + formatteropts)
def perflog(ui, repo, rev=None, **opts): def perflog(ui, repo, rev=None, **opts):
if rev is None: if rev is None:
rev=[] rev=[]
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
ui.pushbuffer() ui.pushbuffer()
timer(lambda: commands.log(ui, repo, rev=rev, date='', user='', timer(lambda: commands.log(ui, repo, rev=rev, date=b'', user=b'',
copies=opts.get('rename'))) copies=opts.get(b'rename')))
ui.popbuffer() ui.popbuffer()
fm.end() fm.end()
@command('perfmoonwalk', formatteropts) @command(b'perfmoonwalk', formatteropts)
def perfmoonwalk(ui, repo, **opts): def perfmoonwalk(ui, repo, **opts):
"""benchmark walking the changelog backwards """benchmark walking the changelog backwards
This also loads the changelog data for each revision in the changelog. This also loads the changelog data for each revision in the changelog.
""" """
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
def moonwalk(): def moonwalk():
for i in repo.changelog.revs(start=(len(repo) - 1), stop=-1): for i in repo.changelog.revs(start=(len(repo) - 1), stop=-1):
ctx = repo[i] ctx = repo[i]
ctx.branch() # read changelog data (in addition to the index) ctx.branch() # read changelog data (in addition to the index)
timer(moonwalk) timer(moonwalk)
fm.end() fm.end()
@command('perftemplating', @command(b'perftemplating',
[('r', 'rev', [], 'revisions to run the template on'), [(b'r', b'rev', [], b'revisions to run the template on'),
] + formatteropts) ] + formatteropts)
def perftemplating(ui, repo, testedtemplate=None, **opts): def perftemplating(ui, repo, testedtemplate=None, **opts):
"""test the rendering time of a given template""" """test the rendering time of a given template"""
if makelogtemplater is None: if makelogtemplater is None:
raise error.Abort(("perftemplating not available with this Mercurial"), raise error.Abort((b"perftemplating not available with this Mercurial"),
hint="use 4.3 or later") hint=b"use 4.3 or later")
nullui = ui.copy() nullui = ui.copy()
nullui.fout = open(os.devnull, 'wb') nullui.fout = open(os.devnull, b'wb')
nullui.disablepager() nullui.disablepager()
revs = opts.get('rev') revs = opts.get(b'rev')
if not revs: if not revs:
revs = ['all()'] revs = [b'all()']
revs = list(scmutil.revrange(repo, revs)) revs = list(scmutil.revrange(repo, revs))
defaulttemplate = ('{date|shortdate} [{rev}:{node|short}]' defaulttemplate = (b'{date|shortdate} [{rev}:{node|short}]'
' {author|person}: {desc|firstline}\n') b' {author|person}: {desc|firstline}\n')
if testedtemplate is None: if testedtemplate is None:
testedtemplate = defaulttemplate testedtemplate = defaulttemplate
displayer = makelogtemplater(nullui, repo, testedtemplate) displayer = makelogtemplater(nullui, repo, testedtemplate)
def format(): def format():
for r in revs: for r in revs:
ctx = repo[r] ctx = repo[r]
displayer.show(ctx) displayer.show(ctx)
displayer.flush(ctx) displayer.flush(ctx)
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
timer(format) timer(format)
fm.end() fm.end()
@command('perfcca', formatteropts) @command(b'perfcca', formatteropts)
def perfcca(ui, repo, **opts): def perfcca(ui, repo, **opts):
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
timer(lambda: scmutil.casecollisionauditor(ui, False, repo.dirstate)) timer(lambda: scmutil.casecollisionauditor(ui, False, repo.dirstate))
fm.end() fm.end()
@command('perffncacheload', formatteropts) @command(b'perffncacheload', formatteropts)
def perffncacheload(ui, repo, **opts): def perffncacheload(ui, repo, **opts):
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
s = repo.store s = repo.store
def d(): def d():
s.fncache._load() s.fncache._load()
timer(d) timer(d)
fm.end() fm.end()
@command('perffncachewrite', formatteropts) @command(b'perffncachewrite', formatteropts)
def perffncachewrite(ui, repo, **opts): def perffncachewrite(ui, repo, **opts):
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
s = repo.store s = repo.store
lock = repo.lock() lock = repo.lock()
s.fncache._load() s.fncache._load()
tr = repo.transaction('perffncachewrite') tr = repo.transaction(b'perffncachewrite')
tr.addbackup('fncache') tr.addbackup(b'fncache')
def d(): def d():
s.fncache._dirty = True s.fncache._dirty = True
s.fncache.write(tr) s.fncache.write(tr)
timer(d) timer(d)
tr.close() tr.close()
lock.release() lock.release()
fm.end() fm.end()
@command('perffncacheencode', formatteropts) @command(b'perffncacheencode', formatteropts)
def perffncacheencode(ui, repo, **opts): def perffncacheencode(ui, repo, **opts):
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
s = repo.store s = repo.store
s.fncache._load() s.fncache._load()
def d(): def d():
for p in s.fncache.entries: for p in s.fncache.entries:
s.encode(p) s.encode(p)
timer(d) timer(d)
pair = q.get() pair = q.get()
q.task_done() # for the None one q.task_done() # for the None one
with ready: with ready:
ready.wait() ready.wait()
def _manifestrevision(repo, mnode): def _manifestrevision(repo, mnode):
ml = repo.manifestlog ml = repo.manifestlog
if util.safehasattr(ml, 'getstorage'): if util.safehasattr(ml, b'getstorage'):
store = ml.getstorage(b'') store = ml.getstorage(b'')
else: else:
store = ml._revlog store = ml._revlog
return store.revision(mnode) return store.revision(mnode)
@command('perfbdiff', revlogopts + formatteropts + [ @command(b'perfbdiff', revlogopts + formatteropts + [
('', 'count', 1, 'number of revisions to test (when using --startrev)'), (b'', b'count', 1, b'number of revisions to test (when using --startrev)'),
('', 'alldata', False, 'test bdiffs for all associated revisions'), (b'', b'alldata', False, b'test bdiffs for all associated revisions'),
('', 'threads', 0, 'number of thread to use (disable with 0)'), (b'', b'threads', 0, b'number of thread to use (disable with 0)'),
('', 'blocks', False, 'test computing diffs into blocks'), (b'', b'blocks', False, b'test computing diffs into blocks'),
('', 'xdiff', False, 'use xdiff algorithm'), (b'', b'xdiff', False, b'use xdiff algorithm'),
], ],
'-c|-m|FILE REV') b'-c|-m|FILE REV')
def perfbdiff(ui, repo, file_, rev=None, count=None, threads=0, **opts): def perfbdiff(ui, repo, file_, rev=None, count=None, threads=0, **opts):
"""benchmark a bdiff between revisions """benchmark a bdiff between revisions
By default, benchmark a bdiff between its delta parent and itself. By default, benchmark a bdiff between its delta parent and itself.
With ``--count``, benchmark bdiffs between delta parents and self for N With ``--count``, benchmark bdiffs between delta parents and self for N
revisions starting at the specified revision. revisions starting at the specified revision.
With ``--alldata``, assume the requested revision is a changeset and With ``--alldata``, assume the requested revision is a changeset and
measure bdiffs for all changes related to that changeset (manifest measure bdiffs for all changes related to that changeset (manifest
and filelogs). and filelogs).
""" """
opts = pycompat.byteskwargs(opts) opts = pycompat.byteskwargs(opts)
if opts['xdiff'] and not opts['blocks']: if opts[b'xdiff'] and not opts[b'blocks']:
raise error.CommandError('perfbdiff', '--xdiff requires --blocks') raise error.CommandError(b'perfbdiff', b'--xdiff requires --blocks')
if opts['alldata']: if opts[b'alldata']:
opts['changelog'] = True opts[b'changelog'] = True
if opts.get('changelog') or opts.get('manifest'): if opts.get(b'changelog') or opts.get(b'manifest'):
file_, rev = None, file_ file_, rev = None, file_
elif rev is None: elif rev is None:
raise error.CommandError('perfbdiff', 'invalid arguments') raise error.CommandError(b'perfbdiff', b'invalid arguments')
blocks = opts['blocks'] blocks = opts[b'blocks']
xdiff = opts['xdiff'] xdiff = opts[b'xdiff']
textpairs = [] textpairs = []
r = cmdutil.openrevlog(repo, 'perfbdiff', file_, opts) r = cmdutil.openrevlog(repo, b'perfbdiff', file_, opts)
startrev = r.rev(r.lookup(rev)) startrev = r.rev(r.lookup(rev))
for rev in range(startrev, min(startrev + count, len(r) - 1)): for rev in range(startrev, min(startrev + count, len(r) - 1)):
if opts['alldata']: if opts[b'alldata']:
# Load revisions associated with changeset. # Load revisions associated with changeset.
ctx = repo[rev] ctx = repo[rev]
mtext = _manifestrevision(repo, ctx.manifestnode()) mtext = _manifestrevision(repo, ctx.manifestnode())
for pctx in ctx.parents(): for pctx in ctx.parents():
pman = _manifestrevision(repo, pctx.manifestnode()) pman = _manifestrevision(repo, pctx.manifestnode())
textpairs.append((pman, mtext)) textpairs.append((pman, mtext))
# Load filelog revisions by iterating manifest delta. # Load filelog revisions by iterating manifest delta.
if withthreads: if withthreads:
done.set() done.set()
for i in xrange(threads): for i in xrange(threads):
q.put(None) q.put(None)
with ready: with ready:
ready.notify_all() ready.notify_all()
@command('perfunidiff', revlogopts + formatteropts + [ @command(b'perfunidiff', revlogopts + formatteropts + [
('', 'count', 1, 'number of revisions to test (when using --startrev)'), (b'', b'count', 1, b'number of revisions to test (when using --startrev)'),
('', 'alldata', False, 'test unidiffs for all associated revisions'), (b'', b'alldata', False, b'test unidiffs for all associated revisions'),
], '-c|-m|FILE REV') ], b'-c|-m|FILE REV')
def perfunidiff(ui, repo, file_, rev=None, count=None, **opts): def perfunidiff(ui, repo, file_, rev=None, count=None, **opts):
"""benchmark a unified diff between revisions """benchmark a unified diff between revisions
This doesn't include any copy tracing - it's just a unified diff This doesn't include any copy tracing - it's just a unified diff
of the texts. of the texts.
By default, benchmark a diff between its delta parent and itself. By default, benchmark a diff between its delta parent and itself.
With ``--count``, benchmark diffs between delta parents and self for N With ``--count``, benchmark diffs between delta parents and self for N
revisions starting at the specified revision. revisions starting at the specified revision.
With ``--alldata``, assume the requested revision is a changeset and With ``--alldata``, assume the requested revision is a changeset and
measure diffs for all changes related to that changeset (manifest measure diffs for all changes related to that changeset (manifest
and filelogs). and filelogs).
""" """
if opts['alldata']: if opts[b'alldata']:
opts['changelog'] = True opts[b'changelog'] = True
if opts.get('changelog') or opts.get('manifest'): if opts.get(b'changelog') or opts.get(b'manifest'):
file_, rev = None, file_ file_, rev = None, file_
elif rev is None: elif rev is None:
raise error.CommandError('perfunidiff', 'invalid arguments') raise error.CommandError(b'perfunidiff', b'invalid arguments')
textpairs = [] textpairs = []
r = cmdutil.openrevlog(repo, 'perfunidiff', file_, opts) r = cmdutil.openrevlog(repo, b'perfunidiff', file_, opts)
startrev = r.rev(r.lookup(rev)) startrev = r.rev(r.lookup(rev))
for rev in range(startrev, min(startrev + count, len(r) - 1)): for rev in range(startrev, min(startrev + count, len(r) - 1)):
if opts['alldata']: if opts[b'alldata']:
# Load revisions associated with changeset. # Load revisions associated with changeset.
ctx = repo[rev] ctx = repo[rev]
mtext = _manifestrevision(repo, ctx.manifestnode()) mtext = _manifestrevision(repo, ctx.manifestnode())
for pctx in ctx.parents(): for pctx in ctx.parents():
pman = _manifestrevision(repo, pctx.manifestnode()) pman = _manifestrevision(repo, pctx.manifestnode())
textpairs.append((pman, mtext)) textpairs.append((pman, mtext))
# Load filelog revisions by iterating manifest delta. # Load filelog revisions by iterating manifest delta.
man = ctx.manifest() man = ctx.manifest()
pman = ctx.p1().manifest() pman = ctx.p1().manifest()
for filename, change in pman.diff(man).items(): for filename, change in pman.diff(man).items():
fctx = repo.file(filename) fctx = repo.file(filename)
f1 = fctx.revision(change[0][0] or -1) f1 = fctx.revision(change[0][0] or -1)
f2 = fctx.revision(change[1][0] or -1) f2 = fctx.revision(change[1][0] or -1)
textpairs.append((f1, f2)) textpairs.append((f1, f2))
else: else:
dp = r.deltaparent(rev) dp = r.deltaparent(rev)
textpairs.append((r.revision(dp), r.revision(rev))) textpairs.append((r.revision(dp), r.revision(rev)))
def d(): def d():
for left, right in textpairs: for left, right in textpairs:
# The date strings don't matter, so we pass empty strings. # The date strings don't matter, so we pass empty strings.
headerlines, hunks = mdiff.unidiff( headerlines, hunks = mdiff.unidiff(
left, '', right, '', 'left', 'right', binary=False) left, b'', right, b'', b'left', b'right', binary=False)
# consume iterators in roughly the way patch.py does # consume iterators in roughly the way patch.py does
b'\n'.join(headerlines) b'\n'.join(headerlines)
b''.join(sum((list(hlines) for hrange, hlines in hunks), [])) b''.join(sum((list(hlines) for hrange, hlines in hunks), []))
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
timer(d) timer(d)
fm.end() fm.end()
@command('perfdiffwd', formatteropts) @command(b'perfdiffwd', formatteropts)
def perfdiffwd(ui, repo, **opts): def perfdiffwd(ui, repo, **opts):
"""Profile diff of working directory changes""" """Profile diff of working directory changes"""
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
options = { options = {
'w': 'ignore_all_space', b'w': b'ignore_all_space',
'b': 'ignore_space_change', b'b': b'ignore_space_change',
'B': 'ignore_blank_lines', b'B': b'ignore_blank_lines',
} }
for diffopt in ('', 'w', 'b', 'B', 'wB'): for diffopt in (b'', b'w', b'b', b'B', b'wB'):
opts = dict((options[c], '1') for c in diffopt) opts = dict((options[c], b'1') for c in diffopt)
def d(): def d():
ui.pushbuffer() ui.pushbuffer()
commands.diff(ui, repo, **opts) commands.diff(ui, repo, **opts)
ui.popbuffer() ui.popbuffer()
title = 'diffopts: %s' % (diffopt and ('-' + diffopt) or 'none') title = b'diffopts: %s' % (diffopt and (b'-' + diffopt) or b'none')
timer(d, title) timer(d, title)
fm.end() fm.end()
@command('perfrevlogindex', revlogopts + formatteropts, @command(b'perfrevlogindex', revlogopts + formatteropts,
'-c|-m|FILE') b'-c|-m|FILE')
def perfrevlogindex(ui, repo, file_=None, **opts): def perfrevlogindex(ui, repo, file_=None, **opts):
"""Benchmark operations against a revlog index. """Benchmark operations against a revlog index.
This tests constructing a revlog instance, reading index data, This tests constructing a revlog instance, reading index data,
parsing index data, and performing various operations related to parsing index data, and performing various operations related to
index data. index data.
""" """
rl = cmdutil.openrevlog(repo, 'perfrevlogindex', file_, opts) rl = cmdutil.openrevlog(repo, b'perfrevlogindex', file_, opts)
opener = getattr(rl, 'opener') # trick linter opener = getattr(rl, 'opener') # trick linter
indexfile = rl.indexfile indexfile = rl.indexfile
data = opener.read(indexfile) data = opener.read(indexfile)
header = struct.unpack('>I', data[0:4])[0] header = struct.unpack(b'>I', data[0:4])[0]
version = header & 0xFFFF version = header & 0xFFFF
if version == 1: if version == 1:
revlogio = revlog.revlogio() revlogio = revlog.revlogio()
inline = header & (1 << 16) inline = header & (1 << 16)
else: else:
raise error.Abort(('unsupported revlog version: %d') % version) raise error.Abort((b'unsupported revlog version: %d') % version)
rllen = len(rl) rllen = len(rl)
node0 = rl.node(0) node0 = rl.node(0)
node25 = rl.node(rllen // 4) node25 = rl.node(rllen // 4)
node50 = rl.node(rllen // 2) node50 = rl.node(rllen // 2)
node75 = rl.node(rllen // 4 * 3) node75 = rl.node(rllen // 4 * 3)
node100 = rl.node(rllen - 1) node100 = rl.node(rllen - 1)
for i in range(count): for i in range(count):
for node in nodes: for node in nodes:
try: try:
nodemap[node] nodemap[node]
except error.RevlogError: except error.RevlogError:
pass pass
benches = [ benches = [
(constructor, 'revlog constructor'), (constructor, b'revlog constructor'),
(read, 'read'), (read, b'read'),
(parseindex, 'create index object'), (parseindex, b'create index object'),
(lambda: getentry(0), 'retrieve index entry for rev 0'), (lambda: getentry(0), b'retrieve index entry for rev 0'),
(lambda: resolvenode('a' * 20), 'look up missing node'), (lambda: resolvenode(b'a' * 20), b'look up missing node'),
(lambda: resolvenode(node0), 'look up node at rev 0'), (lambda: resolvenode(node0), b'look up node at rev 0'),
(lambda: resolvenode(node25), 'look up node at 1/4 len'), (lambda: resolvenode(node25), b'look up node at 1/4 len'),
(lambda: resolvenode(node50), 'look up node at 1/2 len'), (lambda: resolvenode(node50), b'look up node at 1/2 len'),
(lambda: resolvenode(node75), 'look up node at 3/4 len'), (lambda: resolvenode(node75), b'look up node at 3/4 len'),
(lambda: resolvenode(node100), 'look up node at tip'), (lambda: resolvenode(node100), b'look up node at tip'),
# 2x variation is to measure caching impact. # 2x variation is to measure caching impact.
(lambda: resolvenodes(allnodes), (lambda: resolvenodes(allnodes),
'look up all nodes (forward)'), b'look up all nodes (forward)'),
(lambda: resolvenodes(allnodes, 2), (lambda: resolvenodes(allnodes, 2),
'look up all nodes 2x (forward)'), b'look up all nodes 2x (forward)'),
(lambda: resolvenodes(allnodesrev), (lambda: resolvenodes(allnodesrev),
'look up all nodes (reverse)'), b'look up all nodes (reverse)'),
(lambda: resolvenodes(allnodesrev, 2), (lambda: resolvenodes(allnodesrev, 2),
'look up all nodes 2x (reverse)'), b'look up all nodes 2x (reverse)'),
(lambda: getentries(allrevs), (lambda: getentries(allrevs),
'retrieve all index entries (forward)'), b'retrieve all index entries (forward)'),
(lambda: getentries(allrevs, 2), (lambda: getentries(allrevs, 2),
'retrieve all index entries 2x (forward)'), b'retrieve all index entries 2x (forward)'),
(lambda: getentries(allrevsrev), (lambda: getentries(allrevsrev),
'retrieve all index entries (reverse)'), b'retrieve all index entries (reverse)'),
(lambda: getentries(allrevsrev, 2), (lambda: getentries(allrevsrev, 2),
'retrieve all index entries 2x (reverse)'), b'retrieve all index entries 2x (reverse)'),
] ]
for fn, title in benches: for fn, title in benches:
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
timer(fn, title=title) timer(fn, title=title)
fm.end() fm.end()
@command('perfrevlogrevisions', revlogopts + formatteropts + @command(b'perfrevlogrevisions', revlogopts + formatteropts +
[('d', 'dist', 100, 'distance between the revisions'), [(b'd', b'dist', 100, b'distance between the revisions'),
('s', 'startrev', 0, 'revision to start reading at'), (b's', b'startrev', 0, b'revision to start reading at'),
('', 'reverse', False, 'read in reverse')], (b'', b'reverse', False, b'read in reverse')],
'-c|-m|FILE') b'-c|-m|FILE')
def perfrevlogrevisions(ui, repo, file_=None, startrev=0, reverse=False, def perfrevlogrevisions(ui, repo, file_=None, startrev=0, reverse=False,
**opts): **opts):
"""Benchmark reading a series of revisions from a revlog. """Benchmark reading a series of revisions from a revlog.
By default, we read every ``-d/--dist`` revision from 0 to tip of By default, we read every ``-d/--dist`` revision from 0 to tip of
the specified revlog. the specified revlog.
The start revision can be defined via ``-s/--startrev``. The start revision can be defined via ``-s/--startrev``.
""" """
rl = cmdutil.openrevlog(repo, 'perfrevlogrevisions', file_, opts) rl = cmdutil.openrevlog(repo, b'perfrevlogrevisions', file_, opts)
rllen = getlen(ui)(rl) rllen = getlen(ui)(rl)
def d(): def d():
rl.clearcaches() rl.clearcaches()
beginrev = startrev beginrev = startrev
endrev = rllen endrev = rllen
dist = opts['dist'] dist = opts[b'dist']
if reverse: if reverse:
beginrev, endrev = endrev, beginrev beginrev, endrev = endrev, beginrev
dist = -1 * dist dist = -1 * dist
for x in xrange(beginrev, endrev, dist): for x in xrange(beginrev, endrev, dist):
# Old revisions don't support passing int. # Old revisions don't support passing int.
n = rl.node(x) n = rl.node(x)
rl.revision(n) rl.revision(n)
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
timer(d) timer(d)
fm.end() fm.end()
@command('perfrevlogchunks', revlogopts + formatteropts + @command(b'perfrevlogchunks', revlogopts + formatteropts +
[('e', 'engines', '', 'compression engines to use'), [(b'e', b'engines', b'', b'compression engines to use'),
('s', 'startrev', 0, 'revision to start at')], (b's', b'startrev', 0, b'revision to start at')],
'-c|-m|FILE') b'-c|-m|FILE')
def perfrevlogchunks(ui, repo, file_=None, engines=None, startrev=0, **opts): def perfrevlogchunks(ui, repo, file_=None, engines=None, startrev=0, **opts):
"""Benchmark operations on revlog chunks. """Benchmark operations on revlog chunks.
Logically, each revlog is a collection of fulltext revisions. However, Logically, each revlog is a collection of fulltext revisions. However,
stored within each revlog are "chunks" of possibly compressed data. This stored within each revlog are "chunks" of possibly compressed data. This
data needs to be read and decompressed or compressed and written. data needs to be read and decompressed or compressed and written.
This command measures the time it takes to read+decompress and recompress This command measures the time it takes to read+decompress and recompress
chunks in a revlog. It effectively isolates I/O and compression performance. chunks in a revlog. It effectively isolates I/O and compression performance.
For measurements of higher-level operations like resolving revisions, For measurements of higher-level operations like resolving revisions,
see ``perfrevlogrevisions`` and ``perfrevlogrevision``. see ``perfrevlogrevisions`` and ``perfrevlogrevision``.
""" """
rl = cmdutil.openrevlog(repo, 'perfrevlogchunks', file_, opts) rl = cmdutil.openrevlog(repo, b'perfrevlogchunks', file_, opts)
# _chunkraw was renamed to _getsegmentforrevs. # _chunkraw was renamed to _getsegmentforrevs.
try: try:
segmentforrevs = rl._getsegmentforrevs segmentforrevs = rl._getsegmentforrevs
except AttributeError: except AttributeError:
segmentforrevs = rl._chunkraw segmentforrevs = rl._chunkraw
# Verify engines argument. # Verify engines argument.
if engines: if engines:
engines = set(e.strip() for e in engines.split(',')) engines = set(e.strip() for e in engines.split(b','))
for engine in engines: for engine in engines:
try: try:
util.compressionengines[engine] util.compressionengines[engine]
except KeyError: except KeyError:
raise error.Abort('unknown compression engine: %s' % engine) raise error.Abort(b'unknown compression engine: %s' % engine)
else: else:
engines = [] engines = []
for e in util.compengines: for e in util.compengines:
engine = util.compengines[e] engine = util.compengines[e]
try: try:
if engine.available(): if engine.available():
engine.revlogcompressor().compress('dummy') engine.revlogcompressor().compress(b'dummy')
engines.append(e) engines.append(e)
except NotImplementedError: except NotImplementedError:
pass pass
revs = list(rl.revs(startrev, len(rl) - 1)) revs = list(rl.revs(startrev, len(rl) - 1))
def rlfh(rl): def rlfh(rl):
if rl._inline: if rl._inline:
oldcompressor = rl._compressor oldcompressor = rl._compressor
rl._compressor = compressor rl._compressor = compressor
for chunk in chunks[0]: for chunk in chunks[0]:
rl.compress(chunk) rl.compress(chunk)
finally: finally:
rl._compressor = oldcompressor rl._compressor = oldcompressor
benches = [ benches = [
(lambda: doread(), 'read'), (lambda: doread(), b'read'),
(lambda: doreadcachedfh(), 'read w/ reused fd'), (lambda: doreadcachedfh(), b'read w/ reused fd'),
(lambda: doreadbatch(), 'read batch'), (lambda: doreadbatch(), b'read batch'),
(lambda: doreadbatchcachedfh(), 'read batch w/ reused fd'), (lambda: doreadbatchcachedfh(), b'read batch w/ reused fd'),
(lambda: dochunk(), 'chunk'), (lambda: dochunk(), b'chunk'),
(lambda: dochunkbatch(), 'chunk batch'), (lambda: dochunkbatch(), b'chunk batch'),
] ]
for engine in sorted(engines): for engine in sorted(engines):
compressor = util.compengines[engine].revlogcompressor() compressor = util.compengines[engine].revlogcompressor()
benches.append((functools.partial(docompress, compressor), benches.append((functools.partial(docompress, compressor),
'compress w/ %s' % engine)) b'compress w/ %s' % engine))
for fn, title in benches: for fn, title in benches:
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
timer(fn, title=title) timer(fn, title=title)
fm.end() fm.end()
@command('perfrevlogrevision', revlogopts + formatteropts + @command(b'perfrevlogrevision', revlogopts + formatteropts +
[('', 'cache', False, 'use caches instead of clearing')], [(b'', b'cache', False, b'use caches instead of clearing')],
'-c|-m|FILE REV') b'-c|-m|FILE REV')
def perfrevlogrevision(ui, repo, file_, rev=None, cache=None, **opts): def perfrevlogrevision(ui, repo, file_, rev=None, cache=None, **opts):
"""Benchmark obtaining a revlog revision. """Benchmark obtaining a revlog revision.
Obtaining a revlog revision consists of roughly the following steps: Obtaining a revlog revision consists of roughly the following steps:
1. Compute the delta chain 1. Compute the delta chain
2. Obtain the raw chunks for that delta chain 2. Obtain the raw chunks for that delta chain
3. Decompress each raw chunk 3. Decompress each raw chunk
4. Apply binary patches to obtain fulltext 4. Apply binary patches to obtain fulltext
5. Verify hash of fulltext 5. Verify hash of fulltext
This command measures the time spent in each of these phases. This command measures the time spent in each of these phases.
""" """
if opts.get('changelog') or opts.get('manifest'): if opts.get(b'changelog') or opts.get(b'manifest'):
file_, rev = None, file_ file_, rev = None, file_
elif rev is None: elif rev is None:
raise error.CommandError('perfrevlogrevision', 'invalid arguments') raise error.CommandError(b'perfrevlogrevision', b'invalid arguments')
r = cmdutil.openrevlog(repo, 'perfrevlogrevision', file_, opts) r = cmdutil.openrevlog(repo, b'perfrevlogrevision', file_, opts)
# _chunkraw was renamed to _getsegmentforrevs. # _chunkraw was renamed to _getsegmentforrevs.
try: try:
segmentforrevs = r._getsegmentforrevs segmentforrevs = r._getsegmentforrevs
except AttributeError: except AttributeError:
segmentforrevs = r._chunkraw segmentforrevs = r._chunkraw
node = r.lookup(rev) node = r.lookup(rev)
data = segmentforrevs(chain[0], chain[-1])[1] data = segmentforrevs(chain[0], chain[-1])[1]
rawchunks = getrawchunks(data, chain) rawchunks = getrawchunks(data, chain)
bins = r._chunks(chain) bins = r._chunks(chain)
text = str(bins[0]) text = str(bins[0])
bins = bins[1:] bins = bins[1:]
text = mdiff.patches(text, bins) text = mdiff.patches(text, bins)
benches = [ benches = [
(lambda: dorevision(), 'full'), (lambda: dorevision(), b'full'),
(lambda: dodeltachain(rev), 'deltachain'), (lambda: dodeltachain(rev), b'deltachain'),
(lambda: doread(chain), 'read'), (lambda: doread(chain), b'read'),
(lambda: dorawchunks(data, chain), 'rawchunks'), (lambda: dorawchunks(data, chain), b'rawchunks'),
(lambda: dodecompress(rawchunks), 'decompress'), (lambda: dodecompress(rawchunks), b'decompress'),
(lambda: dopatch(text, bins), 'patch'), (lambda: dopatch(text, bins), b'patch'),
(lambda: dohash(text), 'hash'), (lambda: dohash(text), b'hash'),
] ]
for fn, title in benches: for fn, title in benches:
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
timer(fn, title=title) timer(fn, title=title)
fm.end() fm.end()
@command('perfrevset', @command(b'perfrevset',
[('C', 'clear', False, 'clear volatile cache between each call.'), [(b'C', b'clear', False, b'clear volatile cache between each call.'),
('', 'contexts', False, 'obtain changectx for each revision')] (b'', b'contexts', False, b'obtain changectx for each revision')]
+ formatteropts, "REVSET") + formatteropts, b"REVSET")
def perfrevset(ui, repo, expr, clear=False, contexts=False, **opts): def perfrevset(ui, repo, expr, clear=False, contexts=False, **opts):
"""benchmark the execution time of a revset """benchmark the execution time of a revset
Use the --clean option if need to evaluate the impact of build volatile Use the --clean option if need to evaluate the impact of build volatile
revisions set cache on the revset execution. Volatile cache hold filtered revisions set cache on the revset execution. Volatile cache hold filtered
and obsolete related cache.""" and obsolete related cache."""
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
def d(): def d():
if clear: if clear:
repo.invalidatevolatilesets() repo.invalidatevolatilesets()
if contexts: if contexts:
for ctx in repo.set(expr): pass for ctx in repo.set(expr): pass
else: else:
for r in repo.revs(expr): pass for r in repo.revs(expr): pass
timer(d) timer(d)
fm.end() fm.end()
@command('perfvolatilesets', @command(b'perfvolatilesets',
[('', 'clear-obsstore', False, 'drop obsstore between each call.'), [(b'', b'clear-obsstore', False, b'drop obsstore between each call.'),
] + formatteropts) ] + formatteropts)
def perfvolatilesets(ui, repo, *names, **opts): def perfvolatilesets(ui, repo, *names, **opts):
"""benchmark the computation of various volatile set """benchmark the computation of various volatile set
Volatile set computes element related to filtering and obsolescence.""" Volatile set computes element related to filtering and obsolescence."""
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
repo = repo.unfiltered() repo = repo.unfiltered()
def getobs(name): def getobs(name):
def d(): def d():
repo.invalidatevolatilesets() repo.invalidatevolatilesets()
if opts['clear_obsstore']: if opts[b'clear_obsstore']:
clearfilecache(repo, 'obsstore') clearfilecache(repo, b'obsstore')
obsolete.getrevs(repo, name) obsolete.getrevs(repo, name)
return d return d
allobs = sorted(obsolete.cachefuncs) allobs = sorted(obsolete.cachefuncs)
if names: if names:
allobs = [n for n in allobs if n in names] allobs = [n for n in allobs if n in names]
for name in allobs: for name in allobs:
timer(getobs(name), title=name) timer(getobs(name), title=name)
def getfiltered(name): def getfiltered(name):
def d(): def d():
repo.invalidatevolatilesets() repo.invalidatevolatilesets()
if opts['clear_obsstore']: if opts[b'clear_obsstore']:
clearfilecache(repo, 'obsstore') clearfilecache(repo, b'obsstore')
repoview.filterrevs(repo, name) repoview.filterrevs(repo, name)
return d return d
allfilter = sorted(repoview.filtertable) allfilter = sorted(repoview.filtertable)
if names: if names:
allfilter = [n for n in allfilter if n in names] allfilter = [n for n in allfilter if n in names]
for name in allfilter: for name in allfilter:
timer(getfiltered(name), title=name) timer(getfiltered(name), title=name)
fm.end() fm.end()
@command('perfbranchmap', @command(b'perfbranchmap',
[('f', 'full', False, [(b'f', b'full', False,
'Includes build time of subset'), b'Includes build time of subset'),
('', 'clear-revbranch', False, (b'', b'clear-revbranch', False,
'purge the revbranch cache between computation'), b'purge the revbranch cache between computation'),
] + formatteropts) ] + formatteropts)
def perfbranchmap(ui, repo, *filternames, **opts): def perfbranchmap(ui, repo, *filternames, **opts):
"""benchmark the update of a branchmap """benchmark the update of a branchmap
This benchmarks the full repo.branchmap() call with read and write disabled This benchmarks the full repo.branchmap() call with read and write disabled
""" """
full = opts.get("full", False) full = opts.get(b"full", False)
clear_revbranch = opts.get("clear_revbranch", False) clear_revbranch = opts.get(b"clear_revbranch", False)
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
def getbranchmap(filtername): def getbranchmap(filtername):
"""generate a benchmark function for the filtername""" """generate a benchmark function for the filtername"""
if filtername is None: if filtername is None:
view = repo view = repo
else: else:
view = repo.filtered(filtername) view = repo.filtered(filtername)
def d(): def d():
subsettable = getbranchmapsubsettable() subsettable = getbranchmapsubsettable()
allfilters = [] allfilters = []
while possiblefilters: while possiblefilters:
for name in possiblefilters: for name in possiblefilters:
subset = subsettable.get(name) subset = subsettable.get(name)
if subset not in possiblefilters: if subset not in possiblefilters:
break break
else: else:
assert False, 'subset cycle %s!' % possiblefilters assert False, b'subset cycle %s!' % possiblefilters
allfilters.append(name) allfilters.append(name)
possiblefilters.remove(name) possiblefilters.remove(name)
# warm the cache # warm the cache
if not full: if not full:
for name in allfilters: for name in allfilters:
repo.filtered(name).branchmap() repo.filtered(name).branchmap()
if not filternames or 'unfiltered' in filternames: if not filternames or b'unfiltered' in filternames:
# add unfiltered # add unfiltered
allfilters.append(None) allfilters.append(None)
branchcacheread = safeattrsetter(branchmap, 'read') branchcacheread = safeattrsetter(branchmap, b'read')
branchcachewrite = safeattrsetter(branchmap.branchcache, 'write') branchcachewrite = safeattrsetter(branchmap.branchcache, b'write')
branchcacheread.set(lambda repo: None) branchcacheread.set(lambda repo: None)
branchcachewrite.set(lambda bc, repo: None) branchcachewrite.set(lambda bc, repo: None)
try: try:
for name in allfilters: for name in allfilters:
printname = name printname = name
if name is None: if name is None:
printname = 'unfiltered' printname = b'unfiltered'
timer(getbranchmap(name), title=str(printname)) timer(getbranchmap(name), title=str(printname))
finally: finally:
branchcacheread.restore() branchcacheread.restore()
branchcachewrite.restore() branchcachewrite.restore()
fm.end() fm.end()
@command('perfbranchmapload', [ @command(b'perfbranchmapload', [
('f', 'filter', '', 'Specify repoview filter'), (b'f', b'filter', b'', b'Specify repoview filter'),
('', 'list', False, 'List brachmap filter caches'), (b'', b'list', False, b'List brachmap filter caches'),
] + formatteropts) ] + formatteropts)
def perfbranchmapread(ui, repo, filter='', list=False, **opts): def perfbranchmapread(ui, repo, filter=b'', list=False, **opts):
"""benchmark reading the branchmap""" """benchmark reading the branchmap"""
if list: if list:
for name, kind, st in repo.cachevfs.readdir(stat=True): for name, kind, st in repo.cachevfs.readdir(stat=True):
if name.startswith('branch2'): if name.startswith(b'branch2'):
filtername = name.partition('-')[2] or 'unfiltered' filtername = name.partition(b'-')[2] or b'unfiltered'
ui.status('%s - %s\n' ui.status(b'%s - %s\n'
% (filtername, util.bytecount(st.st_size))) % (filtername, util.bytecount(st.st_size)))
return return
if filter: if filter:
repo = repoview.repoview(repo, filter) repo = repoview.repoview(repo, filter)
else: else:
repo = repo.unfiltered() repo = repo.unfiltered()
# try once without timer, the filter may not be cached # try once without timer, the filter may not be cached
if branchmap.read(repo) is None: if branchmap.read(repo) is None:
raise error.Abort('No brachmap cached for %s repo' raise error.Abort(b'No brachmap cached for %s repo'
% (filter or 'unfiltered')) % (filter or b'unfiltered'))
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
timer(lambda: branchmap.read(repo) and None) timer(lambda: branchmap.read(repo) and None)
fm.end() fm.end()
@command('perfloadmarkers') @command(b'perfloadmarkers')
def perfloadmarkers(ui, repo): def perfloadmarkers(ui, repo):
"""benchmark the time to parse the on-disk markers for a repo """benchmark the time to parse the on-disk markers for a repo
Result is the number of markers in the repo.""" Result is the number of markers in the repo."""
timer, fm = gettimer(ui) timer, fm = gettimer(ui)
svfs = getsvfs(repo) svfs = getsvfs(repo)
timer(lambda: len(obsolete.obsstore(svfs))) timer(lambda: len(obsolete.obsstore(svfs)))
fm.end() fm.end()
@command('perflrucachedict', formatteropts + @command(b'perflrucachedict', formatteropts +
[('', 'size', 4, 'size of cache'), [(b'', b'size', 4, b'size of cache'),
('', 'gets', 10000, 'number of key lookups'), (b'', b'gets', 10000, b'number of key lookups'),
('', 'sets', 10000, 'number of key sets'), (b'', b'sets', 10000, b'number of key sets'),
('', 'mixed', 10000, 'number of mixed mode operations'), (b'', b'mixed', 10000, b'number of mixed mode operations'),
('', 'mixedgetfreq', 50, 'frequency of get vs set ops in mixed mode')], (b'', b'mixedgetfreq', 50, b'frequency of get vs set ops in mixed mode')],
norepo=True) norepo=True)
def perflrucache(ui, size=4, gets=10000, sets=10000, mixed=10000, def perflrucache(ui, size=4, gets=10000, sets=10000, mixed=10000,
mixedgetfreq=50, **opts): mixedgetfreq=50, **opts):
def doinit(): def doinit():
for i in xrange(10000): for i in xrange(10000):
util.lrucachedict(size) util.lrucachedict(size)
values = [] values = []
try: try:
d[v] d[v]
except KeyError: except KeyError:
pass pass
else: else:
d[v] = v d[v] = v
benches = [ benches = [
(doinit, 'init'), (doinit, b'init'),
(dogets, 'gets'), (dogets, b'gets'),
(dosets, 'sets'), (dosets, b'sets'),
(domixed, 'mixed') (domixed, b'mixed')
] ]
for fn, title in benches: for fn, title in benches:
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
timer(fn, title=title) timer(fn, title=title)
fm.end() fm.end()
@command('perfwrite', formatteropts) @command(b'perfwrite', formatteropts)
def perfwrite(ui, repo, **opts): def perfwrite(ui, repo, **opts):
"""microbenchmark ui.write """microbenchmark ui.write
""" """
timer, fm = gettimer(ui, opts) timer, fm = gettimer(ui, opts)
def write(): def write():
for i in range(100000): for i in range(100000):
ui.write(('Testing write performance\n')) ui.write((b'Testing write performance\n'))
timer(write) timer(write)
fm.end() fm.end()
def uisetup(ui): def uisetup(ui):
if (util.safehasattr(cmdutil, 'openrevlog') and if (util.safehasattr(cmdutil, b'openrevlog') and
not util.safehasattr(commands, 'debugrevlogopts')): not util.safehasattr(commands, b'debugrevlogopts')):
# for "historical portability": # for "historical portability":
# In this case, Mercurial should be 1.9 (or a79fea6b3e77) - # In this case, Mercurial should be 1.9 (or a79fea6b3e77) -
# 3.7 (or 5606f7d0d063). Therefore, '--dir' option for # 3.7 (or 5606f7d0d063). Therefore, '--dir' option for
# openrevlog() should cause failure, because it has been # openrevlog() should cause failure, because it has been
# available since 3.5 (or 49c583ca48c4). # available since 3.5 (or 49c583ca48c4).
def openrevlog(orig, repo, cmd, file_, opts): def openrevlog(orig, repo, cmd, file_, opts):
if opts.get('dir') and not util.safehasattr(repo, 'dirlog'): if opts.get(b'dir') and not util.safehasattr(repo, b'dirlog'):
raise error.Abort("This version doesn't support --dir option", raise error.Abort(b"This version doesn't support --dir option",
hint="use 3.5 or later") hint=b"use 3.5 or later")
return orig(repo, cmd, file_, opts) return orig(repo, cmd, file_, opts)
extensions.wrapfunction(cmdutil, 'openrevlog', openrevlog) extensions.wrapfunction(cmdutil, b'openrevlog', openrevlog)