memory leak?

Gabriel Rossetti gabriel.rossetti at arimaz.com
Wed Dec 10 03:44:56 EST 2008


Terry Reedy wrote:
> Gabriel Rossetti wrote:
>
>> I ran these tests on linux 2.6 (ubuntu 8.04) using python 2.5.2.
>
> Have you tried the much newer 2.6?  2.5.3 will be out soon with some 
> bug fixes.
>
Thanks for the reply Terry, I just tried the pyserial example with 
python 2.6 and it still has the same problem, here's the output (I just 
copy/pasted the example in a running python2.6 interactive interpreter) :

test1 at 09:19am :

$ ps waux | grep python2.6
1000      6730  0.2  0.4   6176  4120 pts/12   S+   09:17   0:00 python2.6

if I try the SIGUSR1 method :
$ kill -SIGUSR1 6730

####################################################################
# DEBUG: The object count is : 12536
####################################################################

test2 at 09:25am :

$ ps waux | grep python2.6
1000      6730  0.0  0.9  12360 10168 pts/12   S+   09:17   0:00 python2.6

and the SIGUSR1 method gives me :

####################################################################
# DEBUG: The object count is : 25089
####################################################################


I also tried freeing the received string (del t) explicitly but the 
results are unchanged.

Thank you,
Gabriel



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