Re: [PATCH] mm/vmstat: Defer the refresh_zone_stat_thresholds after all CPUs bringup

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Sun, 11 Aug 2024 21:37:54 -0700 Saurabh Singh Sengar <ssengar@xxxxxxxxxxxxxxxxxxx> wrote:

> Without this patch, refresh_zone_stat_threshold was being called 1024 times.
> After applying the patch, it is called only once, which is same as the last
> iteration of the earlier 1024 calls. Further testing with this patch, I observed
> a 4.5-second improvement in the overall boot timing due to this fix, which is
> same as the total time taken by refresh_zone_stat_thresholds without thie patch,
> leading me to reasonably conclude that refresh_zone_stat_threshold now takes a
> negligible amount of time (likely just a few milliseconds).

Thanks, nice.  I pasted this into the changelog.




[Index of Archives]     [Linux ARM Kernel]     [Linux ARM]     [Linux Omap]     [Fedora ARM]     [IETF Annouce]     [Bugtraq]     [Linux OMAP]     [Linux MIPS]     [eCos]     [Asterisk Internet PBX]     [Linux API]

  Powered by Linux