( )⚙ D4832 debugcommands: add a debugindexstats command

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Differential D4832

debugcommands: add a debugindexstats command
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Authored by martinvonz on Oct 2 2018, 1:50 AM.

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rHGd71e0ba34d9b: debugcommands: add a debugindexstats command
Summary

Someone went through the trouble of recording these stats, so let's
make them accessible.

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rHG Mercurial
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Unit
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Event Timeline

martinvonz created this revision.Oct 2 2018, 1:50 AM
pulkit added a subscriber: pulkit.Oct 2 2018, 1:19 PM

Can we please add a simple test for the new command?

martinvonz updated this revision to Diff 11576.Oct 2 2018, 4:46 PM
martinvonz added a comment.Oct 2 2018, 4:47 PM
In D4832#73119, @pulkit wrote:

Can we please add a simple test for the new command?

Good point. It was trivial to add and it really helps explain what the command does, so I should just done it.

martinvonz planned changes to this revision.Oct 2 2018, 4:49 PM

Actually, that also shows that we can easily make it easier to read. I'll put each item on a separate line.

martinvonz updated this revision to Diff 11577.Oct 2 2018, 4:56 PM
Closed by commit rHGd71e0ba34d9b: debugcommands: add a debugindexstats command (authored by martinvonz). · Explain WhyOct 2 2018, 5:22 PM
This revision was automatically updated to reflect the committed changes.

Revision Contents
Changeset List

Diff 11577

mercurial/debugcommands.py

for i in r: for i in r:
node = r.node(i) node = r.node(i)
pp = r.parents(node) pp = r.parents(node)
ui.write("\t%d -> %d\n" % (r.rev(pp[0]), i)) ui.write("\t%d -> %d\n" % (r.rev(pp[0]), i))
if pp[1] != nullid: if pp[1] != nullid:
ui.write("\t%d -> %d\n" % (r.rev(pp[1]), i)) ui.write("\t%d -> %d\n" % (r.rev(pp[1]), i))
ui.write("}\n") ui.write("}\n")
@command('debugindexstats', [])
def debugindexstats(ui, repo):
"""show stats related to the changelog index"""
repo.changelog.shortest(nullid, 1)
for k, v in sorted(repo.changelog.index.stats().items()):
ui.write('%s: %s\n' % (k, v))
@command('debuginstall', [] + cmdutil.formatteropts, '', norepo=True) @command('debuginstall', [] + cmdutil.formatteropts, '', norepo=True)
def debuginstall(ui, **opts): def debuginstall(ui, **opts):
'''test Mercurial installation '''test Mercurial installation
Returns 0 on success. Returns 0 on success.
''' '''
opts = pycompat.byteskwargs(opts) opts = pycompat.byteskwargs(opts)

tests/test-completion.t

debugextensions debugextensions
debugfileset debugfileset
debugformat debugformat
debugfsinfo debugfsinfo
debuggetbundle debuggetbundle
debugignore debugignore
debugindex debugindex
debugindexdot debugindexdot
debugindexstats
debuginstall debuginstall
debugknown debugknown
debuglabelcomplete debuglabelcomplete
debuglocks debuglocks
debugmanifestfulltextcache debugmanifestfulltextcache
debugmergestate debugmergestate
debugnamecomplete debugnamecomplete
debugobsolete debugobsolete
debugextensions: template debugextensions: template
debugfileset: rev, all-files, show-matcher, show-stage debugfileset: rev, all-files, show-matcher, show-stage
debugformat: template debugformat: template
debugfsinfo: debugfsinfo:
debuggetbundle: head, common, type debuggetbundle: head, common, type
debugignore: debugignore:
debugindex: changelog, manifest, dir, template debugindex: changelog, manifest, dir, template
debugindexdot: changelog, manifest, dir debugindexdot: changelog, manifest, dir
debugindexstats:
debuginstall: template debuginstall: template
debugknown: debugknown:
debuglabelcomplete: debuglabelcomplete:
debuglocks: force-lock, force-wlock, set-lock, set-wlock debuglocks: force-lock, force-wlock, set-lock, set-wlock
debugmanifestfulltextcache: clear, add debugmanifestfulltextcache: clear, add
debugmergestate: debugmergestate:
debugnamecomplete: debugnamecomplete:
debugobsolete: flags, record-parents, rev, exclusive, index, delete, date, user, template debugobsolete: flags, record-parents, rev, exclusive, index, delete, date, user, template

tests/test-debugcommands.t

0 0 b789fdd96dc2 000000000000 000000000000 0 0 b789fdd96dc2 000000000000 000000000000
$ hg debugindex --debug a $ hg debugindex --debug a
rev linkrev nodeid p1 p2 rev linkrev nodeid p1 p2
0 0 b789fdd96dc2f3bd229c1dd8eedf0fc60e2b68e3 0000000000000000000000000000000000000000 0000000000000000000000000000000000000000 0 0 b789fdd96dc2f3bd229c1dd8eedf0fc60e2b68e3 0000000000000000000000000000000000000000 0000000000000000000000000000000000000000
debugdelta chain basic output debugdelta chain basic output
#if reporevlogstore #if reporevlogstore
$ hg debugindexstats
node trie capacity: 4
node trie count: 2
node trie depth: 1
node trie last rev scanned: -1
node trie lookups: 4
node trie misses: 1
node trie splits: 1
revs in memory: 3
$ hg debugdeltachain -m $ hg debugdeltachain -m
rev chain# chainlen prev delta size rawsize chainsize ratio lindist extradist extraratio rev chain# chainlen prev delta size rawsize chainsize ratio lindist extradist extraratio
0 1 1 -1 base 44 43 44 1.02326 44 0 0.00000 0 1 1 -1 base 44 43 44 1.02326 44 0 0.00000
1 2 1 -1 base 0 0 0 0.00000 0 0 0.00000 1 2 1 -1 base 0 0 0 0.00000 0 0 0.00000
2 3 1 -1 base 44 43 44 1.02326 44 0 0.00000 2 3 1 -1 base 44 43 44 1.02326 44 0 0.00000
$ hg debugdeltachain -m -T '{rev} {chainid} {chainlen}\n' $ hg debugdeltachain -m -T '{rev} {chainid} {chainlen}\n'
0 1 1 0 1 1

tests/test-help.t

debugfsinfo show information detected about current filesystem debugfsinfo show information detected about current filesystem
debuggetbundle debuggetbundle
retrieves a bundle from a repo retrieves a bundle from a repo
debugignore display the combined ignore pattern and information about debugignore display the combined ignore pattern and information about
ignored files ignored files
debugindex dump index data for a storage primitive debugindex dump index data for a storage primitive
debugindexdot debugindexdot
dump an index DAG as a graphviz dot file dump an index DAG as a graphviz dot file
debugindexstats
show stats related to the changelog index
debuginstall test Mercurial installation debuginstall test Mercurial installation
debugknown test whether node ids are known to a repo debugknown test whether node ids are known to a repo
debuglocks show or modify state of locks debuglocks show or modify state of locks
debugmanifestfulltextcache debugmanifestfulltextcache
show, clear or amend the contents of the manifest fulltext show, clear or amend the contents of the manifest fulltext
cache cache
debugmergestate debugmergestate
print merge state print merge state