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On 01/05/2015 03:56 AM, Vlastimil Babka wrote:
> Charles Shirron and Paul Cassella from Cray Inc have reported
> kswapd stuck in a busy loop with nothing left to balance, but
> kswapd_try_to_sleep() failing to sleep. Their analysis found the
> cause to be a combination of several factors:
> Fixes: 5515061d22f0 ("mm: throttle direct reclaimers if PF_MEMALLOC
> reserves are low and swap is backed by network storage")
> Signed-off-by: Vlastimil Babka <vbabka@xxxxxxx> Signed-off-by:
> Vladimir Davydov <vdavydov@xxxxxxxxxxxxx> Cc:
> <stable@xxxxxxxxxxxxxxx> # v3.6+ Cc: Mel Gorman
> <mgorman@xxxxxxx> Cc: Johannes Weiner <hannes@xxxxxxxxxxx> Cc:
> Michal Hocko <mhocko@xxxxxxx> Cc: Rik van Riel <riel@xxxxxxxxxx>
Acked-by: Rik van Riel <riel@xxxxxxxxxx>
- --
All rights reversed
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