[OpenSIPS-Devel] [OpenSIPS/opensips] 043d4f: HP_MALLOC: Fine-tune the "frag split size" constants

[Liviu Chircu]

  Branch: refs/heads/master
  Home:   https://github.com/OpenSIPS/opensips
  Commit: 043d4f31d084560681733358438e5cb13926f84d
      https://github.com/OpenSIPS/opensips/commit/043d4f31d084560681733358438e5cb13926f84d
  Author: Liviu Chircu <liviu at opensips.org>
  Date:   2022-03-02 (Wed, 02 Mar 2022)

  Changed paths:
    M mem/hp_malloc.c

  Log Message:
  -----------
  HP_MALLOC: Fine-tune the "frag split size" constants

It seems that "split on 4096 or larger" is too large a value, leading to
fragmentation issues on typical 1G - 4G SHM pools.

With this patch, HP_MALLOC will visibly use less shared memory, but will
also split fragments more often.