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Thu Nov 17 01:08:48 CET 2005 · https://mail.python.org/pipermail/python-dev/2005-November/058174.html

On 11/16/05, Travis Oliphant <oliphant at ee.byu.edu> wrote:
>
> As verified by removing usage of the Python PyObject_MALLOC function, it
> was the Python memory manager that was performing poorly.   Even though
> the array-scalar objects were deleted, the memory manager would not
> re-use their memory for later object creation. Instead, the memory
> manager kept allocating new arenas to cover the load (when it should
> have been able to re-use the old memory that had been freed by the
> deleted objects--- again, I don't know enough about the memory manager
> to say why this happened).

Can you provide a minimal test case?  It's hard to do anything about
it if we can't reproduce it.

n

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[Python-Dev] Problems with the Python Memory Manager