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Re: help with memory leak

Started byChris Angelico <rosuav@gmail.com>
First post2014-05-28 06:50 +1000
Last post2014-05-28 06:50 +1000
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  Re: help with memory leak Chris Angelico <rosuav@gmail.com> - 2014-05-28 06:50 +1000

#72130 — Re: help with memory leak

FromChris Angelico <rosuav@gmail.com>
Date2014-05-28 06:50 +1000
SubjectRe: help with memory leak
Message-ID<mailman.10375.1401223845.18130.python-list@python.org>
On Wed, May 28, 2014 at 5:56 AM, Neal Becker <ndbecker2@gmail.com> wrote:
> I'm trying to track down a memory leak in a fairly large code.  It uses a lot of
> numpy, and a bit of c++-wrapped code.  I don't yet know if the leak is purely
> python or is caused by the c++ modules.

Something to try, which would separate the two types of leak: Run your
program in a separate namespace of some sort (eg a function), make
sure all your globals have been cleaned up, run a gc collection, and
then see if you still have a whole lot more junk around. If that
cleans everything up, it's some sort of refloop; if it doesn't, it's
either a global you didn't find, or a C-level refleak.

ChrisA

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