From: Jiri Olsa <jolsa@redhat.com>
To: kan.liang@intel.com
Cc: acme@kernel.org, jolsa@kernel.org, a.p.zijlstra@chello.nl,
luto@kernel.org, mingo@redhat.com, eranian@google.com,
ak@linux.intel.com, mark.rutland@arm.com,
adrian.hunter@intel.com, namhyung@kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH V9 3/6] perf, record: introduce --freq-perf option
Date: Wed, 9 Sep 2015 16:34:52 +0200 [thread overview]
Message-ID: <20150909143452.GC32139@krava.local> (raw)
In-Reply-To: <1441740769-61236-4-git-send-email-kan.liang@intel.com>
On Tue, Sep 08, 2015 at 03:32:46PM -0400, kan.liang@intel.com wrote:
> From: Kan Liang <kan.liang@intel.com>
>
> To generate the frequency and performance output, perf must sample read
> special events like cycles, ref-cycles, msr/tsc/, msr/aperf/ or
> msr/mperf/.
> With the --freq-perf option, perf record can automatically check and add
> those event into evlist for sampling read.
>
> Signed-off-by: Kan Liang <kan.liang@intel.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
thanks,
jirka
next prev parent reply other threads:[~2015-09-09 14:35 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-08 19:32 [PATCH V9 0/6] Freq/CPU%/CORE_BUSY% support kan.liang
2015-09-08 19:32 ` [PATCH V9 1/6] perf,tools: introduce generic FEAT for CPU attributes kan.liang
2015-09-10 13:58 ` Arnaldo Carvalho de Melo
2015-09-10 15:35 ` Arnaldo Carvalho de Melo
2015-09-10 20:50 ` Liang, Kan
2015-09-08 19:32 ` [PATCH V9 2/6] perf,tools: read msr pmu type from header kan.liang
2015-09-10 13:59 ` Arnaldo Carvalho de Melo
2015-09-14 21:16 ` Arnaldo Carvalho de Melo
2015-09-08 19:32 ` [PATCH V9 3/6] perf, record: introduce --freq-perf option kan.liang
2015-09-09 14:34 ` Jiri Olsa [this message]
2015-09-14 21:14 ` Arnaldo Carvalho de Melo
2015-09-08 19:32 ` [PATCH V9 4/6] perf,tools: Dump per-sample freq/CPU%/CORE_BUSY% in report -D kan.liang
2015-09-10 14:21 ` Arnaldo Carvalho de Melo
2015-09-08 19:32 ` [PATCH V9 5/6] perf,tools: caculate and save freq/CPU%/CORE_BUSY% in he_stat kan.liang
2015-09-08 19:32 ` [PATCH V9 6/6] perf,tools: Show freq/CPU%/CORE_BUSY% in perf report by --freq-perf kan.liang
2015-09-09 14:36 ` Jiri Olsa
2015-09-09 14:39 ` [PATCH V9 0/6] Freq/CPU%/CORE_BUSY% support Jiri Olsa
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