Messages in this thread |  | | Date | Thu, 16 Jul 2020 13:31:12 +0200 | From | Jiri Olsa <> | Subject | Re: [PATCH 00/18] perf metric: Add support to reuse metric |
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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
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