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NEWS: mention that sd_event_trim_memory can be overridden

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Luca Boccassi 2023-06-28 14:43:54 +01:00
parent acf678deca
commit 198aff7663
1 changed files with 2 additions and 1 deletions
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NEWS
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@ -287,7 +287,8 @@ CHANGES WITH 254 in spe:
configuring an event source that is called whenever the OS signals
memory pressure. Another call sd_event_trim_memory() is provided that
compacts the process' memory use by releasing allocated but unused
malloc() memory back to the kernel. This should improve system
malloc() memory back to the kernel. Services can also provide their
own custom callback to do memory trimming. This should improve system
behaviour under memory pressure, as on Linux traditionally provided no
mechanism to return process memory back to the kernel if the kernel
was under pressure to acquire some. This makes use of the kernel's PSI