From: Jiri Olsa <jolsa@redhat.com>
To: "Paul A. Clarke" <pc@us.ibm.com>
Cc: Jiri Olsa <jolsa@kernel.org>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
lkml <linux-kernel@vger.kernel.org>,
Ingo Molnar <mingo@kernel.org>,
Namhyung Kim <namhyung@kernel.org>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Michael Petlan <mpetlan@redhat.com>,
Andi Kleen <ak@linux.intel.com>, Kajol Jain <kjain@linux.ibm.com>,
John Garry <john.garry@huawei.com>,
Stephane Eranian <eranian@google.com>,
Ian Rogers <irogers@google.com>
Subject: Re: [PATCH 00/18] perf metric: Add support to reuse metric
Date: Thu, 16 Jul 2020 13:31:12 +0200 [thread overview]
Message-ID: <20200716113112.GC391962@krava> (raw)
In-Reply-To: <20200716012504.GA27583@oc3272150783.ibm.com>
On Wed, Jul 15, 2020 at 08:25:04PM -0500, Paul A. Clarke wrote:
SNIP
> # perf --version
> perf version 4.18.0-214.el8.ppc64le
> # perf stat --metrics cpi_breakdown ./load >/dev/null
> failed: way too many variables
> Performance counter stats for './load':
>
> 818,130 pm_cmplu_stall_bru # 0.0 bru_stall_cpi (0.45%)
> 5,013,082,026 pm_run_inst_cmpl (0.45%)
> 0 pm_cmplu_stall_crypto # 0.0 crypto_stall_cpi (0.89%)
> 6,580,655,094 pm_run_inst_cmpl (0.89%)
> 25,729,751 pm_cmplu_stall_dcache_miss # 0.0 dcache_miss_stall_cpi (1.77%)
> 6,690,035,175 pm_run_inst_cmpl (1.77%)
> 0 pm_cmplu_stall_dflong # 0.0 dflong_stall_cpi (1.77%)
> 6,769,854,632 pm_run_inst_cmpl (1.77%)
> 0 pm_cmplu_stall_dfu # 0.0 dfu_other_stall_cpi (0.89%)
> [...and LOTS more...]
> ```
>
> The second example in my previous post was from
> git://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf.git
> branch perf/metric
> ```
> commit 7dd02cf0b9f04ca5339fa97f9a2280ebdd60b1db (grafted, HEAD -> perf/metric, origin/perf/metric)
> Author: Jiri Olsa <jolsa@kernel.org>
> Date: Thu Jul 9 13:45:30 2020 +0200
>
> perf metric: Rename group_list to list
> ```
>
> This build of `perf` fails:
> ```
> # ~/install/bin/perf --version
> perf version 5.8.rc4.g7dd02cf0b9f0
> # ~/install/bin/perf stat --metrics cpi_breakdown ./load >/dev/null
>
> Performance counter stats for './load':
>
> 6,729,400,541 pm_run_inst_cmpl # 0.00 bru_stall_cpi
> 57,953 pm_cmplu_stall_bru
>
> 1.127319209 seconds time elapsed
>
> 1.124906000 seconds user
> 0.000890000 seconds sys
> ```
ok, I can see that as well.. will fix in next version
thanks,
jirka
next prev parent reply other threads:[~2020-07-16 11:31 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-12 13:26 [PATCH 00/18] perf metric: Add support to reuse metric Jiri Olsa
2020-07-12 13:26 ` [PATCH 01/18] perf metric: Rename expr__add_id to expr__add_val Jiri Olsa
2020-07-14 21:05 ` Ian Rogers
2020-07-16 15:25 ` Arnaldo Carvalho de Melo
2020-07-12 13:26 ` [PATCH 02/18] perf metric: Add struct expr_id_data to keep expr value Jiri Olsa
2020-07-14 21:06 ` Ian Rogers
2020-07-16 15:26 ` Arnaldo Carvalho de Melo
2020-07-12 13:26 ` [PATCH 03/18] perf metric: Add expr__add_id function Jiri Olsa
2020-07-16 15:29 ` Arnaldo Carvalho de Melo
2020-07-16 18:51 ` Jiri Olsa
2020-07-12 13:26 ` [PATCH 04/18] perf metric: Change expr__get_id to return struct expr_id_data Jiri Olsa
2020-07-12 13:26 ` [PATCH 05/18] perf metric: Add expr__del_id function Jiri Olsa
2020-07-14 21:07 ` Ian Rogers
2020-07-12 13:26 ` [PATCH 06/18] perf metric: Add find_metric function Jiri Olsa
2020-07-14 21:09 ` Ian Rogers
2020-07-12 13:26 ` [PATCH 07/18] perf metric: Add add_metric function Jiri Olsa
2020-07-14 21:11 ` Ian Rogers
2020-07-15 21:01 ` Jiri Olsa
2020-07-12 13:26 ` [PATCH 08/18] perf metric: Rename __metricgroup__add_metric to __add_metric Jiri Olsa
2020-07-14 21:11 ` Ian Rogers
2020-07-12 13:26 ` [PATCH 09/18] perf metric: Collect referenced metrics in struct metric_ref_node Jiri Olsa
2020-07-15 0:07 ` Ian Rogers
2020-07-15 21:13 ` Jiri Olsa
2020-07-15 22:05 ` Ian Rogers
2020-07-12 13:26 ` [PATCH 10/18] perf metric: Collect referenced metrics in struct metric_expr Jiri Olsa
2020-07-15 0:09 ` Ian Rogers
2020-07-12 13:26 ` [PATCH 11/18] perf metric: Add referenced metrics to hash data Jiri Olsa
2020-07-13 16:27 ` John Garry
2020-07-13 16:56 ` Jiri Olsa
2020-07-15 18:25 ` Ian Rogers
2020-07-15 21:36 ` Jiri Olsa
2020-07-17 13:51 ` Jiri Olsa
2020-07-12 13:26 ` [PATCH 12/18] perf metric: Compute referenced metrics Jiri Olsa
2020-07-15 0:12 ` Ian Rogers
2020-07-12 13:26 ` [PATCH 13/18] perf metric: Add events for the current group Jiri Olsa
2020-07-15 17:00 ` Ian Rogers
2020-07-15 21:19 ` Jiri Olsa
2020-07-15 22:14 ` Ian Rogers
2020-07-16 10:44 ` Jiri Olsa
2020-07-12 13:26 ` [PATCH 14/18] perf metric: Add cache_miss_cycles to metric parse test Jiri Olsa
2020-07-15 17:04 ` Ian Rogers
2020-07-12 13:26 ` [PATCH 15/18] perf metric: Add DCache_L2 " Jiri Olsa
2020-07-15 17:01 ` Ian Rogers
2020-07-12 13:26 ` [PATCH 16/18] perf metric: Add recursion check when processing nested metrics Jiri Olsa
2020-07-15 17:40 ` Ian Rogers
2020-07-15 21:29 ` Jiri Olsa
2020-07-12 13:26 ` [PATCH 17/18] perf metric: Rename struct egroup to metric Jiri Olsa
2020-07-15 17:42 ` Ian Rogers
2020-07-12 13:26 ` [PATCH 18/18] perf metric: Rename group_list to list Jiri Olsa
2020-07-15 18:04 ` Ian Rogers
2020-07-15 21:32 ` Jiri Olsa
2020-07-15 18:33 ` [PATCH 00/18] perf metric: Add support to reuse metric Paul A. Clarke
2020-07-15 21:41 ` Jiri Olsa
2020-07-16 1:25 ` Paul A. Clarke
2020-07-16 11:31 ` Jiri Olsa [this message]
2020-07-16 7:50 ` John Garry
2020-07-16 11:32 ` Jiri Olsa
2020-07-17 20:03 ` Jiri Olsa
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