Mercurial > hg
view contrib/memory.py @ 21537:1ab30e9ba0fc
update: specify custom conflict markers for update (BC)
Add custom conflict markers 'working copy' and 'destination' for doing hg update
when there are conflicts between your working copy and the destination.
author | Durham Goode <durham@fb.com> |
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date | Fri, 09 May 2014 18:09:11 -0700 |
parents | 08a0f04b56bd |
children | 3e0d27d298b7 |
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# 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. ''' import atexit def memusage(ui): """Report memory usage of the current process.""" status = None result = {'peak': 0, 'rss': 0} try: # This will only work on systems with a /proc file system # (like Linux). status = open('/proc/self/status', 'r') for line in status: parts = line.split() key = parts[0][2:-1].lower() if key in result: result[key] = int(parts[1]) finally: if status is not None: status.close() ui.write_err(", ".join(["%s: %.1f MiB" % (key, value / 1024.0) for key, value in result.iteritems()]) + "\n") def extsetup(ui): atexit.register(memusage, ui)