Re: [PATCH v1 0/3] Metric related performance improvements

[Arnaldo Carvalho de Melo <acme@kernel.org>]

On Tue, May 13, 2025 at 04:34:28PM -0300, Arnaldo Carvalho de Melo wrote:
> On Wed, Apr 09, 2025 at 11:49:16PM -0700, Namhyung Kim wrote:
> > Great, I also see the speedup on my machine from 32s to 3s.

> > Tested-by: Namhyung Kim <namhyung@kernel.org>
 
> I'm collecting this for v2 as well, ok? Holler if you disagree.

BTW, in my workstation:

Before:

  root@number:~# time perf test "Parsing of PMU event table metrics"
   10.3: Parsing of PMU event table metrics                            : Ok
   10.4: Parsing of PMU event table metrics with fake PMUs             : Ok

  real  0m9.286s
  user  0m9.354s
  sys   0m0.062s
  root@number:~#

After:

  root@number:~# time perf test "Parsing of PMU event table metrics"
   10.3: Parsing of PMU event table metrics                            : Ok
   10.4: Parsing of PMU event table metrics with fake PMUs             : Ok

  real  0m0.689s
  user  0m0.766s
  sys   0m0.042s
  root@number:~# time perf test 10
   10: PMU JSON event tests                                            :
   10.1: PMU event table sanity                                        : Ok
   10.2: PMU event map aliases                                         : Ok
   10.3: Parsing of PMU event table metrics                            : Ok
   10.4: Parsing of PMU event table metrics with fake PMUs             : Ok
   10.5: Parsing of metric thresholds with fake PMUs                   : Ok

  real  0m0.696s
  user  0m0.807s
  sys   0m0.064s
  root@number:~#