Date: Tue, 05 Jun 2018 22:14:05 -0700 From: Cy Schubert <Cy.Schubert@cschubert.com> To: Matthew Macy <mmacy@freebsd.org> Cc: Cy Schubert <Cy.Schubert@cschubert.com>, src-committers <src-committers@freebsd.org>, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r334701 - in head: lib/libpmc share/examples/hwpmc sys/dev/hwpmc sys/sys usr.sbin/pmc usr.sbin/pmcstat Message-ID: <201806060514.w565E5Fj079417@slippy.cwsent.com> In-Reply-To: Message from Matthew Macy <mmacy@freebsd.org> of "Tue, 05 Jun 2018 22:02:55 -0700." <CAPrugNotvA7ccF_3RcKT1BCNTWNw=ekc2e5kARd_hNL0373ZFA@mail.gmail.com>
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amd64 ~cy In message <CAPrugNotvA7ccF_3RcKT1BCNTWNw=ekc2e5kARd_hNL0373ZFA@mail.gma il.com> , Matthew Macy writes: > Which arch? Universe is passing for me (except for pre-existing > breakage of i386-LINT-NOINET). > > -M > > On Tue, Jun 5, 2018 at 8:53 PM, Cy Schubert <Cy.Schubert@cschubert.com> wrote > : > > In message <201806060248.w562m9tB083134@repo.freebsd.org>, Matt Macy > > writes: > >> Author: mmacy > >> Date: Wed Jun 6 02:48:09 2018 > >> New Revision: 334701 > >> URL: https://svnweb.freebsd.org/changeset/base/334701 > >> > >> Log: > >> hwpmc: add summary command and further metadata extensions > >> > >> metadata changes: > >> - log pmc sample rate with pmcallocate > >> - log proc flags with thread / process logging > >> to identify user vs kernel threads > >> > >> fixes: > >> - use log cpuid to translate event id to event name > >> > >> Implement rudimentary summary command to track sample > >> counts by thread and process name within a pmc log. > >> > >> % make -j4 buildkernel >& /dev/null & > >> % sudo pmcstat -S unhalted_core_cycles -S llc-misses -O foo sleep 15 > >> % pmc summary foo > >> cpu_clk_unhalted.thread_p_any: > >> idle: 138108207162 > >> clang-6.0: 105336158004 > >> sh: 72340108510 > >> make: 8642012963 > >> kernel: 7754011631 > >> longest_lat_cache.miss: > >> clang-6.0: 87502625 > >> sh: 40901227 > >> make: 5500165 > >> kernel: 3300099 > >> awk: 2000060 > >> > >> % pmc summary -f ~/foo > >> idx: 278 name: cpu_clk_unhalted.thread_p_any rate: 2000003 > >> idle: 69054 > >> clang-6.0: 52668 > >> sh: 36170 > >> make: 4321 > >> kernel: 3877 > >> hwpmc: proc(7445): 3319 > >> awk: 1289 > >> xargs: 357 > >> rand_harvestq: 181 > >> mtree: 102 > >> intr: 53 > >> zfskern: 31 > >> usb: 7 > >> pagedaemon: 4 > >> ntpd: 3 > >> syslogd: 1 > >> acpi_thermal: 1 > >> logger: 1 > >> syncer: 1 > >> snmptrapd: 1 > >> sleep: 1 > >> idx: 17 name: longest_lat_cache.miss rate: 100003 > >> clang-6.0: 875 > >> sh: 409 > >> make: 55 > >> kernel: 33 > >> awk: 20 > >> hwpmc: proc(7445): 14 > >> xargs: 9 > >> idle: 8 > >> intr: 3 > >> zfskern: 2 > > > > Hi Matt, > > > > I'm not sure if this is due to this commit or one of your others but > > it's broken the build. > > > > Sorry I can't do any more analysis but I need to get dinner on the > > table. > > > > > > > > > > -- > > Cheers, > > Cy Schubert <Cy.Schubert@cschubert.com> > > FreeBSD UNIX: <cy@FreeBSD.org> Web: http://www.FreeBSD.org > > > > The need of the many outweighs the greed of the few. > > > > -- Cheers, Cy Schubert <Cy.Schubert@cschubert.com> FreeBSD UNIX: <cy@FreeBSD.org> Web: http://www.FreeBSD.org The need of the many outweighs the greed of the few.
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