On Mon, 11 Sep 2017, Vlastimil Babka wrote:
> > A follow-up change will set the pageblock skip for this memory since it is
> > never useful for either scanner.
> > """
> >
> >> Also there's now a danger that in cases where there's no direct
> >> compaction happening (just kcompactd), nothing wil
On 09/11/2017 03:07 AM, David Rientjes wrote:
> On Wed, 23 Aug 2017, Vlastimil Babka wrote:
>
>> On 08/16/2017 01:39 AM, David Rientjes wrote:
>>> Kcompactd is needlessly ignoring pageblock skip information. It is doing
>>> MIGRATE_SYNC_LIGHT compaction, which is no more powerful than
>>> MIGRATE
On Wed, 23 Aug 2017, Vlastimil Babka wrote:
> On 08/16/2017 01:39 AM, David Rientjes wrote:
> > Kcompactd is needlessly ignoring pageblock skip information. It is doing
> > MIGRATE_SYNC_LIGHT compaction, which is no more powerful than
> > MIGRATE_SYNC compaction.
> >
> > If compaction recently f
On 08/16/2017 01:39 AM, David Rientjes wrote:
> Kcompactd is needlessly ignoring pageblock skip information. It is doing
> MIGRATE_SYNC_LIGHT compaction, which is no more powerful than
> MIGRATE_SYNC compaction.
>
> If compaction recently failed to isolate memory from a set of pageblocks,
> there
Kcompactd is needlessly ignoring pageblock skip information. It is doing
MIGRATE_SYNC_LIGHT compaction, which is no more powerful than
MIGRATE_SYNC compaction.
If compaction recently failed to isolate memory from a set of pageblocks,
there is nothing to indicate that kcompactd will be able to do
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