linux-kernel - Re: [PATCH V2] perf stat: Fix the hard-coded metrics calculation on the hybrid

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Date: Mon, 24 Jun 2024 10:49:37 -0700
From: Namhyung Kim <namhyung@...nel.org>
To: acme@...nel.org,
	irogers@...gle.com,
	jolsa@...nel.org,
	adrian.hunter@...el.com,
	linux-perf-users@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	kan.liang@...ux.intel.com
Cc: "Khalil, Amiri" <amiri.khalil@...el.com>,
	stable@...r.kernel.org
Subject: Re: [PATCH V2] perf stat: Fix the hard-coded metrics calculation on the hybrid

On Thu, 06 Jun 2024 11:03:16 -0700, kan.liang@...ux.intel.com wrote:

> The hard-coded metrics is wrongly calculated on the hybrid machine.
> 
> $ perf stat -e cycles,instructions -a sleep 1
> 
>  Performance counter stats for 'system wide':
> 
>         18,205,487      cpu_atom/cycles/
>          9,733,603      cpu_core/cycles/
>          9,423,111      cpu_atom/instructions/     #  0.52  insn per cycle
>          4,268,965      cpu_core/instructions/     #  0.23  insn per cycle
> 
> [...]

Applied to perf-tools-next, thanks!

Best regards,
Namhyung