Re: [PATCH 1/1] mm: vmscan: Reduce throttling due to a failure to make progress

Alexey Avramov
2021-12-02T12:15:29Z

and trace.out with swappiness=0:

typical entries:

Chrome_~dThread-3463 [003] ..... 5492.490187: mm_vmscan_throttled: nid=0 usec_timeout=20000 usect_delayed=4000 reason=VMSCAN_THROTTLE_ISOLATED
DNS Res~ver #12-5720 [005] ..... 5492.490207: mm_vmscan_throttled: nid=0 usec_timeout=20000 usect_delayed=4000 reason=VMSCAN_THROTTLE_ISOLATED
tail-6015 [001] ..... 5492.490545: mm_vmscan_throttled: nid=0 usec_timeout=20000 usect_delayed=4000 reason=VMSCAN_THROTTLE_ISOLATED