[Numpy-discussion] Error in deallocation ?
Wed Oct 17 07:59:45 CDT 2007
> Can't you emulate this behaviour with signals different than images ?
> (say random signal of 64*64*64*3 samples).
I wish I could, but this behaviour only shows up on this peculiar data set
If the process does not
> require a long processing time (say a couple of minutes), then you may
> be able to use massif tool from valgrind, which may be helpful to detect
> too many INCREF. For DECREF, then the default memory checker from
> valgrind should be useful as well.
> If it does take only a couple of minutes, it is then relatively easy to
> "bisect" the code to spot the error (once you get through the C level,
> it is easy to see the problem, if you can reproduce it, in my experience).
Unfortunately, the process is very long, there are several optimizations in
the process, the whole thing in a EM-like algorithm, and the crash does not
occur with the first image, it is later.
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