Re: [RFC PATCH] tick/sched: Ensure quiet_vmstat() is called when the idle tick was stopped too

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

 



On Thu 2022-02-24 10:14 -0300, Marcelo Tosatti wrote:
> If the per-CPU vmstat_update is limited to happen once per second, that
> shouldnt be a significant performance impact?

Perhaps not. Albeit, is the interrupt worth it? Then again it could indeed
be a long time before the idle task is selected and a return to idle code
were we'd check for any remaining differentials with the aforementioned
patch.

Kind regards,

-- 
Aaron Tomlin





[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