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Re: [regression] cross core scheduling frequency drop bisected to 0c313cb20732

From Mike Galbraith <umgwanakikbuti@gmail.com>
Newsgroups linux.kernel
Subject Re: [regression] cross core scheduling frequency drop bisected to 0c313cb20732
Date 2016-04-09 18:40 +0200
Message-ID <rm45r-7Ve-7@gated-at.bofh.it> (permalink)
References (2 earlier) <rlyyC-8iG-19@gated-at.bofh.it> <rlLFv-16v-7@gated-at.bofh.it> <rlUSu-SL-3@gated-at.bofh.it> <rm0lc-4YO-5@gated-at.bofh.it> <rm2Q2-74P-1@gated-at.bofh.it>
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Hm, setting gov=performance, and taking the average of 3 30 second
interval PkgWatt samples as pipe-test runs..

714KHz/28.03Ws = 25.46
877KHz/30.28Ws = 28.96

..for pipe-test, the tradeoff look a bit more like red than green.

	-Mike

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[regression] cross core scheduling frequency drop bisected to  0c313cb20732 Mike Galbraith <umgwanakikbuti@gmail.com> - 2016-04-08 07:30 +0200
  Re: [regression] cross core scheduling frequency drop bisected to  0c313cb20732 Peter Zijlstra <peterz@infradead.org> - 2016-04-08 08:50 +0200
    Re: [regression] cross core scheduling frequency drop bisected to  0c313cb20732 Mike Galbraith <umgwanakikbuti@gmail.com> - 2016-04-08 09:00 +0200
      Re: [regression] cross core scheduling frequency drop bisected to 0c313cb20732 "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2016-04-08 23:00 +0200
        RE: [regression] cross core scheduling frequency drop bisected to 0c313cb20732 "Doug Smythies" <dsmythies@telus.net> - 2016-04-09 00:20 +0200
          Re: [regression] cross core scheduling frequency drop bisected to  0c313cb20732 Mike Galbraith <umgwanakikbuti@gmail.com> - 2016-04-09 08:50 +0200
          RE: [regression] cross core scheduling frequency drop bisected to 0c313cb20732 "Doug Smythies" <dsmythies@telus.net> - 2016-04-09 09:20 +0200
            Re: [regression] cross core scheduling frequency drop bisected to  0c313cb20732 Mike Galbraith <umgwanakikbuti@gmail.com> - 2016-04-09 09:30 +0200
          Re: [regression] cross core scheduling frequency drop bisected to  0c313cb20732 Peter Zijlstra <peterz@infradead.org> - 2016-04-09 13:10 +0200
        Re: [regression] cross core scheduling frequency drop bisected to  0c313cb20732 Mike Galbraith <umgwanakikbuti@gmail.com> - 2016-04-09 08:50 +0200
          Re: [regression] cross core scheduling frequency drop bisected to 0c313cb20732 "Rafael J. Wysocki" <rafael@kernel.org> - 2016-04-09 14:40 +0200
            Re: [regression] cross core scheduling frequency drop bisected to  0c313cb20732 Mike Galbraith <umgwanakikbuti@gmail.com> - 2016-04-09 17:20 +0200
              Re: [regression] cross core scheduling frequency drop bisected to  0c313cb20732 Mike Galbraith <umgwanakikbuti@gmail.com> - 2016-04-09 18:40 +0200
                Re: [regression] cross core scheduling frequency drop bisected to 0c313cb20732 "Rafael J. Wysocki" <rafael@kernel.org> - 2016-04-10 05:50 +0200
                RE: [regression] cross core scheduling frequency drop bisected to 0c313cb20732 "Doug Smythies" <dsmythies@telus.net> - 2016-04-10 09:20 +0200
                Re: [regression] cross core scheduling frequency drop bisected to  0c313cb20732 Mike Galbraith <umgwanakikbuti@gmail.com> - 2016-04-10 11:40 +0200
                Re: [regression] cross core scheduling frequency drop bisected to  0c313cb20732 Mike Galbraith <umgwanakikbuti@gmail.com> - 2016-04-10 17:00 +0200
        Re: [regression] cross core scheduling frequency drop bisected to  0c313cb20732 Peter Zijlstra <peterz@infradead.org> - 2016-04-09 13:10 +0200
          Re: [regression] cross core scheduling frequency drop bisected to 0c313cb20732 "Rafael J. Wysocki" <rafael@kernel.org> - 2016-04-09 14:40 +0200
            Re: [regression] cross core scheduling frequency drop bisected to  0c313cb20732 Mike Galbraith <umgwanakikbuti@gmail.com> - 2016-04-10 17:50 +0200
              Re: [regression] cross core scheduling frequency drop bisected to  0c313cb20732 Rik van Riel <riel@redhat.com> - 2016-04-10 22:30 +0200
                Re: [regression] cross core scheduling frequency drop bisected to  0c313cb20732 Mike Galbraith <umgwanakikbuti@gmail.com> - 2016-04-11 05:10 +0200
                Re: [regression] cross core scheduling frequency drop bisected to  0c313cb20732 Rik van Riel <riel@redhat.com> - 2016-04-11 14:40 +0200
                Re: [regression] cross core scheduling frequency drop bisected to 0c313cb20732 "Rafael J. Wysocki" <rafael@kernel.org> - 2016-04-11 15:30 +0200
                Re: [regression] cross core scheduling frequency drop bisected to  0c313cb20732 Rik van Riel <riel@redhat.com> - 2016-04-11 15:40 +0200

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