Mercurial > hg
view contrib/memory.py @ 49940:86958104b6ca
heptapod-ci: add `clippy` to the CI
This linter mostly makes our code more idiomatic, less surprising, has good
suggestions and catches bugs. It's widely used in the Rust community and now
part of the default toolchain when using `rustup`.
author | Raphaël Gomès <rgomes@octobus.net> |
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date | Tue, 10 Jan 2023 11:40:19 +0100 |
parents | 6000f5b25c9b |
children |
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# memory.py - track memory usage # # Copyright 2009 Olivia Mackall <olivia@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. ''' 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)