On (06/04/15 16:04), Minchan Kim wrote:
[..]
> How about using slab shrinker?
> If there is memory pressure, it would be called by VM and we will
> try compaction without user's intervention and excessive object
> scanning should be avoid by your zs_can_compact.
hm, interesting.
ok, have a patch to trigger compaction from shrinker, but need to test
it more.
will send the updated patchset tomorrow, I think.
-ss
> The concern I had about fragmentation spread out all over pageblock
> should be solved as another issue. I'm plaing to make zsmalloced
> page migratable. I hope we should work out it firstly to prevent
> system heavy memory fragmentation by automatic compaction.
>
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