Mercurial > hg
view contrib/memory.py @ 38952:0e58c5b20745
mergetool: warn if ui.merge points to nonexistent tool
This adds a warning when ui.merge is configured but points to an
executable that doesn't exist. It gets printed once per fail, but that
seems to be how our other warnings about merge tools are reported.
Differential Revision: https://phab.mercurial-scm.org/D3975
author | Martin von Zweigbergk <martinvonz@google.com> |
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date | Mon, 23 Jul 2018 22:51:53 -0700 |
parents | de5c9d0e02ea |
children | 2372284d9457 |
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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. ''' from __future__ import absolute_import 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): ui.atexit(memusage, ui)