Re: [Matplotlib-users] cbook.report_memory IOError

[Michael D. <md...@st...>]

To debug, it might be helpful to try

ps -p PID -o rss,vsz

(where PID is the process id of an interesting process)

and see what happens.

Mike

On 07/17/2013 02:05 AM, Eric Firing wrote:
> On 2013/07/16 5:50 PM, K.-Michael Aye wrote:
>> Hi!
>>
>> I have just run an old code that I believe was working before on OSX.
>> I am trying this with matplotlib 1.2.1 on an OSX EPD running Python 2.7.3
> It works for me with OSX  Mountain Lion and mpl 1.2.1 compiled from
> source.  I don't think this is fundamentally a problem with
> cbook.report_memory.
>
> Eric
>
>>
>> In [1]: from matplotlib.pylab import *
>>
>> In [2]: import matplotlib.cbook as cbook
>>
>> In [3]: data = ones((1500,1500,3))
>>
>> In [4]: imshow(data)
>> Out[4]: <matplotlib.image.AxesImage at 0x109d343d0>
>>
>> In [5]: ax = gca()
>>
>> In [6]: print cbook.report_memory()
>> ---------------------------------------------------------------------------
>> IOError                                   Traceback (most recent call last)
>> <ipython-input-6-88a73a5ab996> in <module>()
>> ----> 1 print cbook.report_memory()
>>
>> /Library/Frameworks/EPD64.framework/Versions/7.3/lib/python2.7/site-packages/matplotlib/cbook.py
>> in report_memory(i)
>>      1210     elif sys.platform.startswith('darwin'):
>>      1211         a2 = Popen('ps -p %d -o rss,vsz' % pid, shell=True,
>> -> 1212                    stdout=PIPE).stdout.readlines()
>>      1213         mem = int(a2[1].split()[0])
>>      1214     elif sys.platform.startswith('win'):
>>
>> IOError: [Errno 4] Interrupted system call
>>
>> First I thought, maybe this doesn't run in IPython for a reason, but
>> trying it as a script also fails:
>>
>> (general_dev+)[maye@lunatic ~/Dropbox/src/pymars]$ python imshow_test.py
>> Traceback (most recent call last):
>>     File "imshow_test.py", line 7, in <module>
>>       print cbook.report_memory()
>>     File
>> "/Library/Frameworks/EPD64.framework/Versions/7.3/lib/python2.7/site-packages/matplotlib/cbook.py",
>> line 1212, in report_memory
>>       stdout=PIPE).stdout.readlines()
>> IOError: [Errno 4] Interrupted system call
>>
>>
>> Is this cbook recipe maybe broken?
>>
>> Best,
>> Michael
>>
>>
>>
>>
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>
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