Date: Tue, 29 Jan 2013 03:03:32 -0800 From: hiren panchasara <hiren.panchasara@gmail.com> To: Davide Italiano <davide@freebsd.org> Cc: Fabien Thomas <fabien.thomas@netasq.com>, freebsd-current <freebsd-current@freebsd.org>, Jim Harris <jim.harris@gmail.com>, pho@freebsd.org Subject: Re: hwpmc support for Ivy Bridge Xeon Message-ID: <CALCpEUGTk_7y1unwa38tDacA7gwFGJRJHD83w8x-WyCZZ3Xt-Q@mail.gmail.com> In-Reply-To: <CACYV=-HoUzxEALDEK9fxc%2B0WrVQVDuhbDazE%2BK%2BriGFTCGkAdw@mail.gmail.com> References: <CALCpEUGHyCpAUs%2BQxfhKC7X6a1h78Ff4fX97rLLTtte0X_se3Q@mail.gmail.com> <CALCpEUFhBEcdtakrm7cCejs2MqJjTB%2BLp7T8MJvK%2BR=%2Bdc3BJg@mail.gmail.com> <CALCpEUG5UNTePbQqyeRgOnGNaxYitG%2BuniX9N7VtWyL1XsZcnw@mail.gmail.com> <CACYV=-HoUzxEALDEK9fxc%2B0WrVQVDuhbDazE%2BK%2BriGFTCGkAdw@mail.gmail.com>
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On Tue, Jan 29, 2013 at 2:05 AM, Davide Italiano <davide@freebsd.org> wrote: > On Tue, Jan 29, 2013 at 12:29 AM, hiren panchasara > <hiren.panchasara@gmail.com> wrote: >> On Mon, Jan 28, 2013 at 7:27 PM, hiren panchasara >> <hiren.panchasara@gmail.com> wrote: >>> On Sat, Jan 26, 2013 at 1:58 AM, hiren panchasara >>> <hiren.panchasara@gmail.com> wrote: >>>> I've tried to update hwpmc by adding support for xeon class of Ivy >>>> bridge processors. >>>> >>>> Thanks Jim for pointing me to the correct document. (325462-045US Jan 2013) >>>> >>>> I do not have a reference machine to test with. Any help in that >>>> regard would be appreciated. >>> >>> Got a machine with ivy bridge xeon. Will test my changes and update here soon. >>> >>> Hiren >> >> It seems to be working fine: >> >> Here is o/p of "pmccontrol -L" listing all the event counters: >> http://www.strugglingcoder.info/patches/hwpmc_ibx_pmccontrol.txt >> > > I don't see anything wrong there. > >> And below is the o/p of pmctest.py script: >> http://www.strugglingcoder.info/patches/hwpmc_ibx_pmctest.txt >> > > With 'pmctest.py' are you talking about the gnn@ script available in tools/ ? Yes. > What are you profiling (ls, find, the kernel) ? I was testing simple commands like ls. > I've recently discovered an excellent tool from Peter in stress2 suite > to test pmc. Maybe you can try it. > http://svnweb.freebsd.org/base/user/pho/stress2/misc/pmc.sh?revision=237222&view=markup Interesting tool. I will spend more time in looking into it. Though I quickly did run pmc.sh run: run time 0+00:05:00, incarnations 1, load 100, verbose 1 10:48:37 Loop #1 rw: run time 0+00:02:00, incarnations 8, load 70, verbose 1 swap: run time 0+00:02:00, incarnations 38, load 80, verbose 1 creat: run time 0+00:02:00, incarnations 3, load 80, verbose 1 10:52:05 Loop #2 rw: run time 0+00:02:00, incarnations 17, load 70, verbose 1 creat: run time 0+00:02:00, incarnations 18, load 80, verbose 1 mkdir: run time 0+00:02:00, incarnations 9, load 80, verbose 1 Again, I appreciate you helping here, Thanks, Hiren > >> cheers, >> Hiren >>>> >>>> Here are the diffs against head (245927): >>>> http://www.strugglingcoder.info/patches/hwpmc_ibx.txt >>>> >>>> Thanks, >>>> Hiren >> _______________________________________________ >> freebsd-current@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-current >> To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org" > > > Thanks > > -- > Davide
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