Re: [RFC] mm/vmscan.c: avoid possible long latency caused by too_many_isolated()

From: Tim Chen
Date: Thu Apr 22 2021 - 16:38:46 EST




On 4/22/21 1:30 PM, Yu Zhao wrote:
>
> HZ/10 is purely arbitrary but that's ok because we assume normally
> nobody hits it. If you do often, we need to figure out why and how not
> to hit it so often.
>

Perhaps Zhengjun can test the proposed fix in his test case to see if the timeout value
makes any difference.

Tim