Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1457007

Re: Strange behavior of perf top with PEBS

From Jiri Olsa <jolsa@redhat.com>
Newsgroups linux.kernel
Subject Re: Strange behavior of perf top with PEBS
Date 2016-08-05 12:30 +0200
Message-ID <s2Ky6-6dg-13@gated-at.bofh.it> (permalink)
References (1 earlier) <rX0Pf-2Cz-15@gated-at.bofh.it> <rX0Pf-2Cz-21@gated-at.bofh.it> <rZ8Sm-1mU-5@gated-at.bofh.it> <s2sUy-2Lw-31@gated-at.bofh.it> <s2JLH-5EJ-9@gated-at.bofh.it>
Organization linux.* mail to news gateway

Show all headers | View raw


On Fri, Aug 05, 2016 at 12:30:32PM +0300, Nikolay Borisov wrote:
> 
> 
> On 08/04/2016 06:29 PM, Jiri Olsa wrote:
> > On Tue, Jul 26, 2016 at 02:30:46PM +0300, Nikolay Borisov wrote:
> [SNIP]
> > 
> > sorry for late response..
> > 
> > I checked on f22 kernel and it's missing the core2 PEBs fix:
> >   1424a09a9e18 perf/x86: fix PEBS issues on Intel Atom/Core2
> > 
> > which was introduced in 4.5.. you should upgrade or include
> > this patch
> > 
> 
> Thanks for the reply. Isn't this supposed to be tagged as stable since
> it essentially breaks the default invocation of perf top?

yep, it seems like good one to have in stable, Peter?

thanks,
jirka

Back to linux.kernel | Previous | NextPrevious in thread | Next in thread | Find similar | Unroll thread


Thread

Re: Strange behavior of perf top with PEBS Nikolay Borisov <kernel@kyup.com> - 2016-07-26 13:40 +0200
  Re: Strange behavior of perf top with PEBS Jiri Olsa <jolsa@redhat.com> - 2016-08-04 17:40 +0200
    Re: Strange behavior of perf top with PEBS Nikolay Borisov <kernel@kyup.com> - 2016-08-05 11:40 +0200
      Re: Strange behavior of perf top with PEBS Jiri Olsa <jolsa@redhat.com> - 2016-08-05 12:30 +0200
        Re: Strange behavior of perf top with PEBS Peter Zijlstra <peterz@infradead.org> - 2016-08-08 15:10 +0200
          Re: Strange behavior of perf top with PEBS Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-08-08 15:20 +0200

csiph-web