Mercurial > hg
annotate contrib/memory.py @ 19809:50d721553198
httpconnection: properly inject ssl_wrap_socket into httpclient (issue4038)
This causes httpclient to use the same SSL settings as the rest of
Mercurial, and adds an easy extension point for later modifications to
our ssl handling.
author | Augie Fackler <raf@durin42.com> |
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date | Fri, 20 Sep 2013 09:16:07 -0400 |
parents | 08a0f04b56bd |
children | 3e0d27d298b7 |
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1 # memory.py - track memory usage |
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2 # |
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3 # Copyright 2009 Matt Mackall <mpm@selenic.com> and others |
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4 # |
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5 # This software may be used and distributed according to the terms of the |
10264 | 6 # GNU General Public License version 2 or any later version. |
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7 |
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8 '''helper extension to measure memory usage |
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9 |
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10 Reads current and peak memory usage from ``/proc/self/status`` and |
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11 prints it to ``stderr`` on exit. |
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12 ''' |
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13 |
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14 import atexit |
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15 |
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16 def memusage(ui): |
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17 """Report memory usage of the current process.""" |
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18 status = None |
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19 result = {'peak': 0, 'rss': 0} |
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20 try: |
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21 # This will only work on systems with a /proc file system |
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22 # (like Linux). |
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23 status = open('/proc/self/status', 'r') |
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24 for line in status: |
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25 parts = line.split() |
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26 key = parts[0][2:-1].lower() |
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27 if key in result: |
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28 result[key] = int(parts[1]) |
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29 finally: |
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30 if status is not None: |
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31 status.close() |
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32 ui.write_err(", ".join(["%s: %.1f MiB" % (key, value / 1024.0) |
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33 for key, value in result.iteritems()]) + "\n") |
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34 |
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35 def extsetup(ui): |
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36 atexit.register(memusage, ui) |