Messages in this thread | | | Date | Mon, 19 Nov 2018 10:14:21 +0100 | From | Jiri Olsa <> | Subject | Re: [PATCH RFC] hist lookups |
| |
On Sun, Nov 18, 2018 at 08:52:43PM -0800, David Miller wrote: > From: Jiri Olsa <jolsa@redhat.com> > 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
thanks, jirka
| |