Date: Fri, 16 Aug 2013 13:35:09 -0700 From: Adrian Chadd <adrian@freebsd.org> To: hiren panchasara <hiren.panchasara@gmail.com> Cc: Davide Italiano <davide@freebsd.org>, Jim Harris <jimharris@freebsd.org>, freebsd-current <freebsd-current@freebsd.org> Subject: Re: patch: enable MEM_LOAD_UOPS_LLC_HIT_RETIRED on sandy bridge xeon Message-ID: <CAJ-Vmon88qq33Wq6HY9L-X2bSTcK=-PydhVQO7TpSOUmjZqKFg@mail.gmail.com> In-Reply-To: <CALCpEUGK_rU5Jo_Wa4p%2Bb2BrZq=S2vTCsBHHR_pUoFJ6z90wpw@mail.gmail.com> References: <CAJ-VmokvupmjqwPdDy%2B1Z0fe3ZJK5b=mKgQM_4m9%2BCQG7mm_6g@mail.gmail.com> <CACYV=-FJsp-1TzG=p8DoNziBDSG50g3_tpsRgHwV8wW=NSpFGQ@mail.gmail.com> <CALCpEUGK_rU5Jo_Wa4p%2Bb2BrZq=S2vTCsBHHR_pUoFJ6z90wpw@mail.gmail.com>
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Attempt #2: http://people.freebsd.org/~adrian/netflix/20130816-hwpmc-sbx-1.diff I've verified that I get counter events from this! But I need to load up a system more to trigger contention to validate that they're doing the right thing. Unfortunately there's an erratum on this which we need to add in the hack for: http://software.intel.com/en-us/articles/performance-monitoring-on-intel-xeon-processor-e5-family .. sigh. -adrian
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