[lkml]   [2018]   [Nov]   [19]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH RFC] hist lookups
On Sun, Nov 18, 2018 at 08:52:43PM -0800, David Miller wrote:
> From: Jiri Olsa <>
> Date: Tue, 13 Nov 2018 11:40:54 +0100
> > I pushed/rebased what I have to perf/fixes branch again
> >
> > please note I had to change our compile changes, because
> > they wouldn't compile on x86, but I can't verify on sparc,
> > so you might see some compile fails again
> I just checked your current perf/fixes branch.
> It builds on Sparc ;-)
> And it behaves better too. I do get tons of drops and lost events,
> but it seems to keep going even during the hardest load.
> Eventually I end up with a lot of unresolvable histogram entries,
> so that is something to look into.
> I looked at your drop logic and it seems perfect, we avoid dropping
> all non-SAMPLE events which is what we want. So that can't be the
> cause of the issues I am seeing.

cool, I'll polish the patchset and send it out


 \ /
  Last update: 2018-11-19 10:15    [W:0.092 / U:2.580 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site