From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-dy1-f202.google.com (mail-dy1-f202.google.com [74.125.82.202]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B63CC37B00E for ; Tue, 16 Jun 2026 01:28:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=74.125.82.202 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781573295; cv=none; b=MJV+OHHnWJU9r22F9qYcq4Rjr20AzzifAImOm4Br+lzqlxk5lOEqXdgZsaK1p/iso4QUNR/1UFBdE6/MIDx02amOKA0K3T5ay1HT1dVregMqpVsgSO/wha2AUOSGmY5PAR0CqZ2Dney0gxgYCSXCdjKY0lFjm2lAxwQB3ISTiRo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781573295; c=relaxed/simple; bh=BIIsVHw14AlfB5+sUSiVc2BYFc8fwPr+bn6W64wSPPk=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Content-Type; b=u1CI0CMl5ChNXQ3plyRGKw2GCSvPZxEiJwAtPdIZetiF0HVs+E610gnl/NKL3gSVR5PpiURwxMcgixXmeigpBpJ5u9m1z4KmFyOUI8rE5N0O9zeQwc9SQKQ3sRp/m1cjJtV3VbEguD4kRcc9ut8e+SCXKx9on//SlYBwFVyZOfI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=agsSZ7ha; arc=none smtp.client-ip=74.125.82.202 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="agsSZ7ha" Received: by mail-dy1-f202.google.com with SMTP id 5a478bee46e88-304df51ff3eso8428058eec.0 for ; Mon, 15 Jun 2026 18:28:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1781573294; x=1782178094; darn=vger.kernel.org; h=to:from:subject:message-id:references:mime-version:in-reply-to:date :from:to:cc:subject:date:message-id:reply-to; bh=X1FPpTj4tXNFYu5bl111NYkOm6sMBpzwoN1Xqptn2N8=; b=agsSZ7haTjd3t0K2wsbHyiGWuNTW94uE4lBBX6+kmO2uXjP8X0yaP9+frBW3WQ2mdc WO41hoDpYNn77XKkumGjJkwnKIMqmmJ5z11zfJqg9i2O2k/WRDEfkK1EqXBD+zGApOJD X4aIGfM+ZOwnhSFMg45w+JHIchRM/PAKWl+Jc7GqsS+Cu1PI3OyBtDrz42U3OHKddPOC 2a6wmy5m6lsoGcB801hI03EoNlXbz8YhTazOkAT/6nA0JyNGyCVYAZeDTeew1SWDjNnH qA/CqmRL8hbj8vhsEIl7WdDE5o2/rJH5IpkhH1OkIm35ur5fcp8LXuBDmqTUkckI8X1/ WqXA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1781573294; x=1782178094; h=to:from:subject:message-id:references:mime-version:in-reply-to:date :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=X1FPpTj4tXNFYu5bl111NYkOm6sMBpzwoN1Xqptn2N8=; b=Y+lw1Kner+5/w0gnSOZgMy1+rL115ITkt1FJVFSmPqy0+H8SzpdjV/FG3BKlRi2CCB SWhUtECHcxridF5Z7DojmOxeD0qAjwjbmqhUguvUKON55k595olhilgYcYflXTM2nCN6 40O6bqYRLRHpCnF7quI3wbTUQKCcGreb0x1/QUtDYzyFuiDqpH7GLleojClnTZC3Bo7E e3aDUQ42lFwQRMhof0wdK+iiEfQPpkGsnPoKwSsXvqF/dHAkCKXiHUmEaqQ6cDoa5lbv 84KWMnMMbTsVsvmQCFT0bTCU/Q8Y8BKiuGQ/nwl/UTAfwVtHUgIcTPflhdmg1tsPh6Rw /pOw== X-Forwarded-Encrypted: i=1; AFNElJ9sZ5cjxW4UYP4XLI00b0ScqPBIwKneDeOZtCJTct7sMKrGa747VXDQ1JMIXPrEPFKQpctkTWvI/7tTZJc=@vger.kernel.org X-Gm-Message-State: AOJu0YxTIG6Q/9ePMTRzsOEjHA9bjJHcMyQI5lfR8yOtOYdc9BAoDmYv r0WodHOX+S4EJv1zyXTtufzGzLZ9mNN7SfLU1U/e2KN7yjPPHGVm80AgqcjX01pNMT9GHZD+zWf mdihNnOrPpQ== X-Received: from dlaf6.prod.google.com ([2002:a05:701b:2406:b0:139:8598:5f49]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a05:7022:2390:b0:12c:44a5:fb4f with SMTP id a92af1059eb24-1384bafed09mr7298568c88.10.1781573293463; Mon, 15 Jun 2026 18:28:13 -0700 (PDT) Date: Mon, 15 Jun 2026 18:27:44 -0700 In-Reply-To: <20260616012744.4049193-1-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260616012744.4049193-1-irogers@google.com> X-Mailer: git-send-email 2.54.0.1136.gdb2ca164c4-goog Message-ID: <20260616012744.4049193-13-irogers@google.com> Subject: [PATCH v1 12/12] perf tests: Speed up metrics checking shell tests From: Ian Rogers To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Jiri Olsa , Ian Rogers , Adrian Hunter , James Clark , Thomas Falcon , Leo Yan , Thomas Richter , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Optimize the execution of the metric validation and metric listing shell test suites: 1. `stat_metrics_values.sh`: The Python metric validator runs the `perf bench futex hash` workload for each validated metric relationship. Reduce the benchmark runtime limit from `-r 2` (2 seconds) to `-r 1` (1 second). This cuts the workload duration in half while still generating sufficient PMU events to satisfy non-zero threshold metric validations. 2. `stat_all_metrics.sh`: The metric checking test runs `perf stat` sequentially across all 433+ listed metrics. Change the default workload for system-wide runs from `sleep 0.01` to `true`. This avoids the 10ms sleep delay on each sequential metric invocation, saving over 4 seconds of total wall time during full test suite runs. Signed-off-by: Ian Rogers --- tools/perf/tests/shell/stat_all_metrics.sh | 2 +- tools/perf/tests/shell/stat_metrics_values.sh | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/tools/perf/tests/shell/stat_all_metrics.sh b/tools/perf/tests/shell/stat_all_metrics.sh index 5ee869452ee7..066e6cfd427b 100755 --- a/tools/perf/tests/shell/stat_all_metrics.sh +++ b/tools/perf/tests/shell/stat_all_metrics.sh @@ -7,7 +7,7 @@ ParanoidAndNotRoot() [ "$(id -u)" != 0 ] && [ "$(cat /proc/sys/kernel/perf_event_paranoid)" -gt $1 ] } -test_prog="sleep 0.01" +test_prog="true" system_wide_flag="-a" if ParanoidAndNotRoot 0 then diff --git a/tools/perf/tests/shell/stat_metrics_values.sh b/tools/perf/tests/shell/stat_metrics_values.sh index 76f1e99d1273..86c5c7f70933 100755 --- a/tools/perf/tests/shell/stat_metrics_values.sh +++ b/tools/perf/tests/shell/stat_metrics_values.sh @@ -18,7 +18,7 @@ fi pythonvalidator=$(dirname $0)/lib/perf_metric_validation.py rulefile=$(dirname $0)/lib/perf_metric_validation_rules.json tmpdir=$(mktemp -d /tmp/__perf_test.program.XXXXX) -workload="perf bench futex hash -r 2 -s" +workload="perf bench futex hash -r 1 -s" # Add -debug, save data file and full rule file echo "Launch python validation script $pythonvalidator" -- 2.54.0.1136.gdb2ca164c4-goog