From: Namhyung Kim <namhyung@kernel.org>
To: acme@kernel.org, irogers@google.com, jolsa@kernel.org,
adrian.hunter@intel.com, linux-perf-users@vger.kernel.org,
linux-kernel@vger.kernel.org, kan.liang@linux.intel.com
Cc: "Khalil, Amiri" <amiri.khalil@intel.com>, stable@vger.kernel.org
Subject: Re: [PATCH V2] perf stat: Fix the hard-coded metrics calculation on the hybrid
Date: Mon, 24 Jun 2024 10:49:37 -0700 [thread overview]
Message-ID: <171925132143.1926204.4446895102202800571.b4-ty@kernel.org> (raw)
In-Reply-To: <20240606180316.4122904-1-kan.liang@linux.intel.com>
On Thu, 06 Jun 2024 11:03:16 -0700, kan.liang@linux.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
prev parent reply other threads:[~2024-06-24 17:49 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-06 18:03 kan.liang
2024-06-07 18:27 ` Namhyung Kim
2024-06-24 17:49 ` Namhyung Kim [this message]
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