This is an archive of the discontinued Mercurial Phabricator instance.

Status	Author	Revision
Closed	durin42	D6526 tracing: add support for emitting counters
Closed	durin42	D6525 tracing: extract tracing-active logic to separate function
Closed	durin42	D6524 catapipe: add support for COUNTER events

Diff 15476

	import argparse			import argparse
	import json			import json
	import os			import os
	import timeit			import timeit

	_TYPEMAP = {			_TYPEMAP = {
	'START': 'B',			'START': 'B',
	'END': 'E',			'END': 'E',
				'COUNTER': 'C',
	}			}

	_threadmap = {}			_threadmap = {}

	# Timeit already contains the whole logic about which timer to use based on			# Timeit already contains the whole logic about which timer to use based on
	# Python version and OS			# Python version and OS
	timer = timeit.default_timer			timer = timeit.default_timer

	if not ev:			if not ev:
	continue			continue
	now = timer()			now = timer()
	if args.debug:			if args.debug:
	print(ev)			print(ev)
	verb, session, label = ev.split(' ', 2)			verb, session, label = ev.split(' ', 2)
	if session not in _threadmap:			if session not in _threadmap:
	_threadmap[session] = len(_threadmap)			_threadmap[session] = len(_threadmap)
				if verb == 'COUNTER':
				amount, label = label.split(' ', 1)
				payload_args = {'value': int(amount)}
				else:
				payload_args = {}
	pid = _threadmap[session]			pid = _threadmap[session]
	ts_micros = (now - start) * 1000000			ts_micros = (now - start) * 1000000
	out.write(json.dumps(			out.write(json.dumps(
	{			{
	"name": label,			"name": label,
	"cat": "misc",			"cat": "misc",
	"ph": _TYPEMAP[verb],			"ph": _TYPEMAP[verb],
	"ts": ts_micros,			"ts": ts_micros,
	"pid": pid,			"pid": pid,
	"tid": 1,			"tid": 1,
	"args": {}			"args": payload_args,
	}))			}))
	out.write(',\n')			out.write(',\n')
	finally:			finally:
	os.unlink(fn)			os.unlink(fn)

	if __name__ == '__main__':			if __name__ == '__main__':
	main()			main()