[SciPy-user] RE : Re: How to free unused memory by Python

Robert VERGNES robert.vergnes@yahoo...
Mon Aug 27 08:17:30 CDT 2007

unfortunately not...

Stefan van der Walt <stefan@sun.ac.za> a écrit : On Mon, Aug 27, 2007 at 09:32:12AM +0200, Robert VERGNES wrote:
> Hello,
> This is not a scipy issue - albeit I do use scipy for my app- and that  array()
> creation seems to crash once I reached my upper Physical Memory limit.
> The question is general, How to free unused memory by Python:
> Te following small test demonstrates the issue:
> Before starting the test my UsedPhysicalMemory(PF): 555Mb
> >>>tf=range(0,10000000)        PF: 710Mb ( so 155Mb for my List)
> >>> tf=[0,1,2,3,4,5]        PF: 672Mb (Why? Why the remaining 117Mb is not
> freed?)
> >>> del tf            PF: 672Mb ( Nothing happens)

Does it help if you manually run garbage collection?

import gc

SciPy-user mailing list

 Ne gardez plus qu'une seule adresse mail ! Copiez vos mails vers Yahoo! Mail 
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://projects.scipy.org/pipermail/scipy-user/attachments/20070827/3ef18059/attachment.html 

More information about the SciPy-user mailing list