Re: [Matplotlib-users] Memory leak when using pyplot.ion() ?

[Goyo <goy...@gm...>]

2013/10/14 Mark Lawrence <bre...@ya...>:
> On 14/10/2013 13:51, OCuanachain, Oisin (Oisin) wrote:
>> Hi,
>>
>> I am having problems with a script. It runs a number of iterations and
>> plots and saves a number of plots on each iteration. After the plots
>> have been saved I issue the pyplot.close(‘all’) command so despite many
>> plots being created only 4 should be open at any given time which should
>> not cause any memory problems. When I run the script however I see the
>> RAM usage gradually growing without bound and eventually causing the
>> script to crash. Interestingly I have found if I comment out the
>> pyplot.ion()  and pyplot.ioff() the problem vanishes. So I do have a
>> workaround but it would still be good to have this fixed in case I
>> forget about it in future and loose another weekend’s work.
>>
>> My OS is Windows XP Service Pack 3
>> Python 2.6
>> Matplotlib 1.0.1
>>
>
> Is this actually a matplotlib problem or could it be a Windows problem
> as discussed here http://bugs.python.org/issue19246 ?

I think this is different. That bug report is not about RAM usage
growing without bound but memory allocation failing with plenty of RAM
available.

Goyo