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From: Antoine Pitrou <solipsis@pitrou.net>
Subject: Re: Why on CentOS, python consumes too much memory ?
Date: Thu, 18 Jul 2013 09:21:04 +0000 (UTC)
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Xref: csiph.com comp.lang.python:50851

<snowingbear <at> gmail.com> writes:
> 
> Hi:
> 
>    Previously, we found that our python scripts consume too much memory.
So I use 
python's resource module to
> restrict RLIMIT_AS's soft limit and hard limit to 200M.
> On my RHEL5.3(i386)+python2.6.2, it works OK. But on CentOS 
6.2(x86_64)+python2.6.6, it reports memory
> error(exceeding 200M).

Take a look at http://www.selenic.com/smem/ for accurate measurement of
actual memory consumption under Linux. Virtual memory size is generally
useless for this purpose.

Regards

Antoine.