Why on CentOS, python consumes too much memory ?

[Antoine Pitrou]

<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.