Mercurial > hg
view contrib/memory.py @ 30512:cc374292a561
chgserver: delay importing commands and dispatch modules
This is a workaround for future import cycle: dispatch -> commands -> server
-> chgserver -> commands. Some of the problems can be fixed later on pager
and chg refactoring.
author | Yuya Nishihara <yuya@tcha.org> |
---|---|
date | Sat, 15 Oct 2016 14:37:18 +0900 |
parents | ff896733c66a |
children | de5c9d0e02ea |
line wrap: on
line source
# memory.py - track memory usage # # Copyright 2009 Matt Mackall <mpm@selenic.com> and others # # This software may be used and distributed according to the terms of the # GNU General Public License version 2 or any later version. '''helper extension to measure memory usage Reads current and peak memory usage from ``/proc/self/status`` and prints it to ``stderr`` on exit. ''' from __future__ import absolute_import import atexit def memusage(ui): """Report memory usage of the current process.""" result = {'peak': 0, 'rss': 0} with open('/proc/self/status', 'r') as status: # This will only work on systems with a /proc file system # (like Linux). for line in status: parts = line.split() key = parts[0][2:-1].lower() if key in result: result[key] = int(parts[1]) ui.write_err(", ".join(["%s: %.1f MiB" % (k, v / 1024.0) for k, v in result.iteritems()]) + "\n") def extsetup(ui): atexit.register(memusage, ui)