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Note out-of-date obmalloc comments #148149

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Note out-of-date obmalloc comments #148149

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116b29b
Vladimir's original overviews, from 1998, are still good, but going
tim-one Apr 5, 2026
d258fe5
Merge branch 'main' into obmalloc
tim-one Apr 6, 2026
e1274cd
Update Include/internal/pycore_obmalloc.h
tim-one Apr 6, 2026
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6 changes: 6 additions & 0 deletions Include/internal/pycore_obmalloc.h
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Expand Up @@ -14,6 +14,12 @@ typedef unsigned int pymem_uint; /* assuming >= 16 bits */
#undef uint
#define uint pymem_uint

/* NOTE: the following overviews were in the initial checkin, in 1998. In
* 2026, they're still helpful, but some details have changed. For example,
* we now use 32 size classes 16 bytes apart, and an arena is generally at
* least 1MB. Use sys._debugmallocstats() to see exact current details for
* the specific version of CPython used.
*/

/* An object allocator for Python.

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