Mercurial > hg
view contrib/memory.py @ 24000:82e3324c4df9
trydiff: inline sole addmodehdr() call
Now that there is only a single call to addmodehdr() left, and there
is other similar code (for new/deleted files) around that call site,
let's inline the function there. That also makes it clearer under what
circumstances the header is actually written (when modes differ).
author | Martin von Zweigbergk <martinvonz@google.com> |
---|---|
date | Fri, 16 Jan 2015 14:53:37 -0800 |
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)