From nobody Wed Nov 27 14:46:18 2024 Received: from mail-yw1-f202.google.com (mail-yw1-f202.google.com [209.85.128.202]) (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 C65C9282FB for ; Thu, 10 Oct 2024 00:07:43 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.202 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728518865; cv=none; b=PPk32Odiop6+kKMUqNO3IUVgnWFzLrXDBMT1uxmoihtnnhhrifUiOFnJjd2rKBnr1Y75pj4UP5gUUMxY0GRJoFVx2RgmTeQJ46N+1cCYCz66U/Y+Nom/npUvCW4Kklkmhd3lbegpqUa2Mj7BHcwJVnq/ZbQd6gDnXB+n2dzpbE0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728518865; c=relaxed/simple; bh=i2P8XZ8C8+KW3cQpvcq8swJ4pl42rq2Dmo38yCruSj4=; h=Date:In-Reply-To:Message-Id:Mime-Version:References:Subject:From: To:Content-Type; b=k7ZHiba5my/qpjr+Yf4/6CLViZR3ExittFrtfxxJRLoTkhK4VbOYDitjlmSw8PyhqOGbCmZtViFPe5GjVEtpOklU0uxBVvnKh/bP4QKm2gexCRghzLsv0IjaLfAGJobT9iAtAjx0Rs+tBuUYSlLxkj4nlwRaKqhE3CGdJr2TYmw= 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=0gCECvKj; arc=none smtp.client-ip=209.85.128.202 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="0gCECvKj" Received: by mail-yw1-f202.google.com with SMTP id 00721157ae682-6e2baf2ff64so9168497b3.0 for ; Wed, 09 Oct 2024 17:07:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1728518863; x=1729123663; darn=vger.kernel.org; h=to:from:subject:references:mime-version:message-id:in-reply-to:date :from:to:cc:subject:date:message-id:reply-to; bh=SY35F8wtXf7s51KAxRJvlRRZZ0EtgMGdYbZDGjNC5K4=; b=0gCECvKjQA798MPxmgMLBYFPUWyMfyMTLAFXYuY9jCicIVxga9ewD21icdtQbTHt87 1HTFrEr6bs4ZHi3quLMx5NUTQNXWRUXHigAhi4BzLN6yoAH8WNpT+S50Zwg8iqmfyoNu Iw4Msqm1mX4E0Uzu7d+5RQtjYIVoUKDlKSFU26kFdlaVREFaL0d/V00DKsj81nIFbf2m WPyjP2mCL+hmYeDtn+5v4dQiOCDHUJ2beonS0myaAvFg9z0/Al6stXRs9XIZ2fQjyWmh GXrL7SmglVimX5WOz5iITJKJO5xHjIXYaTPKRHDPl7q5PwX5aB62FDHgkWXbcGa/k0sW hIng== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728518863; x=1729123663; h=to:from:subject:references:mime-version:message-id:in-reply-to:date :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=SY35F8wtXf7s51KAxRJvlRRZZ0EtgMGdYbZDGjNC5K4=; b=HNR6/8+5FIY+pxi6rxRGPPvRbQkY2I4uDmKLq/A7Zk3DPYEarXowHSa9R2q/U7Atrc dOC4dOj2eikkR6YOZM7U53iFYsouv/KXZluv0UT4Vtc3vScv/zov2I4ogplkkzK/Q61a N+BdK/wIY8K3ybfd9P7hTKDion/dCuUvY90jbVm/jz95Z7FJQnfhwGlUw6gK1tY+tJHn hzIhbOyck2VkXQRet3uTZVqu+Tw5INVvBRtYbP64UCZiE9HsSwnJwB0iW8bo1UPVyYR/ /kX5TQ/CRCzJZt/fmzrWK/GxmXK+PaelNNVlIuIVtsLCyvRT9cVE3eUz9vLEQWFa/DvD 832w== X-Forwarded-Encrypted: i=1; AJvYcCWuJF3E8XoT9X5uq8J7NFXHBgPPz+IMxwtw6kTRVMSY1gL5UIqOpqN4LlohHsWhNI8ibY/HTHtQHg4+/A4=@vger.kernel.org X-Gm-Message-State: AOJu0YxnAZ3y6CCRBJ1tWwMaOfTxh70S//PeHbqSLgKLlAfQtj3BADyL g1Eg3uJN0CfBcnExPyTFhh1SB8Tzx97C56iUOE2eODL6jAZIuugpxQ9VHBpVo0cWyXmozNzO0C1 y6Fc0aA== X-Google-Smtp-Source: AGHT+IFksJYqRDwuiHPDNzEXTVB/7fQgehW4IKPAtuP7oY/vQ66Jy1dBIhD1TaumqaV00XiICDFmrKFB8hba X-Received: from irogers.svl.corp.google.com ([2620:15c:2a3:200:6c8b:1170:a0ca:9d72]) (user=irogers job=sendgmr) by 2002:a05:690c:4a87:b0:6e2:70e:e82e with SMTP id 00721157ae682-6e3224227fcmr167907b3.6.1728518862623; Wed, 09 Oct 2024 17:07:42 -0700 (PDT) Date: Wed, 9 Oct 2024 17:07:19 -0700 In-Reply-To: <20241010000719.1172854-1-irogers@google.com> Message-Id: <20241010000719.1172854-7-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20241010000719.1172854-1-irogers@google.com> X-Mailer: git-send-email 2.47.0.rc1.288.g06298d1525-goog Subject: [PATCH v2 6/6] perf stat: Display metric threshold value in CSV output From: Ian Rogers To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , Kan Liang , John Garry , Will Deacon , James Clark , Mike Leach , Leo Yan , Yicong Yang , Weilin Wang , Tim Chen , Thomas Richter , Sumanth Korikkar , linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Add a column with a metric threshold value. For example, the bad/good in the last column below: ``` $ perf stat -a -M topdownl1 -x, -I 1000 1.000103288,4677067630,,TOPDOWN.SLOTS,16029302700,100.00,31.1,% tma_backen= d_bound,bad 1.000103288,,,,,,51.0,% tma_frontend_bound,bad 1.000103288,,,,,,7.6,% tma_bad_speculation,good 1.000103288,,,,,,10.2,% tma_retiring,good 1.000103288,476781750,,topdown-retiring,16029302700,100.00,, 1.000103288,2389693619,,topdown-fe-bound,16029302700,100.00,, 1.000103288,1431602465,,topdown-be-bound,16029302700,100.00,, 1.000103288,378991388,,topdown-bad-spec,16029302700,100.00,, 1.000103288,4934535,,INT_MISC.CLEARS_COUNT,16029339890,100.00,, 1.000103288,56474476,,IDQ.MS_UOPS,16029292873,100.00,, 1.000103288,3188888,,INT_MISC.UOP_DROPPING,16029239908,100.00,, 1.000103288,484429099,,UOPS_RETIRED.SLOTS,16029176080,100.00,, 1.000103288,49066178,,UOPS_DECODED.DEC0,16029100912,100.00,, 1.000103288,26472844,,cpu/UOPS_DECODED.DEC0,cmask=3D1/,16029009707,100.00,, 1.000103288,709313662,,UOPS_ISSUED.ANY,16028914990,100.00,, 1.000103288,346833383,,IDQ.MITE_UOPS,16028820330,100.00,, ``` Signed-off-by: Ian Rogers --- tools/perf/Documentation/perf-stat.txt | 1 + tools/perf/tests/shell/stat+csv_output.sh | 24 ++++++++++---------- tools/perf/util/stat-display.c | 27 +++++++++++++++++++---- 3 files changed, 36 insertions(+), 16 deletions(-) diff --git a/tools/perf/Documentation/perf-stat.txt b/tools/perf/Documentat= ion/perf-stat.txt index 2bc063672486..9bfa1a085e98 100644 --- a/tools/perf/Documentation/perf-stat.txt +++ b/tools/perf/Documentation/perf-stat.txt @@ -622,6 +622,7 @@ The fields are in this order: - optional variance if multiple values are collected with -r - optional metric value - optional unit of metric + - optional how the value relates to a metric threshold =20 Additional metrics may be printed with all earlier fields being empty. =20 diff --git a/tools/perf/tests/shell/stat+csv_output.sh b/tools/perf/tests/s= hell/stat+csv_output.sh index fc2d8cc6e5e0..a3bc3c99b534 100755 --- a/tools/perf/tests/shell/stat+csv_output.sh +++ b/tools/perf/tests/shell/stat+csv_output.sh @@ -31,19 +31,19 @@ function commachecker() local exp=3D0 =20 case "$1" - in "--no-args") exp=3D6 - ;; "--system-wide") exp=3D6 - ;; "--event") exp=3D6 - ;; "--interval") exp=3D7 + in "--no-args") exp=3D7 + ;; "--system-wide") exp=3D7 + ;; "--event") exp=3D7 + ;; "--interval") exp=3D8 ;; "--per-thread") exp=3D7 - ;; "--system-wide-no-aggr") exp=3D7 - [ "$(uname -m)" =3D "s390x" ] && exp=3D'^[6-7]$' - ;; "--per-core") exp=3D8 - ;; "--per-socket") exp=3D8 - ;; "--per-node") exp=3D8 - ;; "--per-die") exp=3D8 - ;; "--per-cluster") exp=3D8 - ;; "--per-cache") exp=3D8 + ;; "--system-wide-no-aggr") exp=3D8 + [ "$(uname -m)" =3D "s390x" ] && exp=3D'^[7-8]$' + ;; "--per-core") exp=3D9 + ;; "--per-socket") exp=3D9 + ;; "--per-node") exp=3D9 + ;; "--per-die") exp=3D9 + ;; "--per-cluster") exp=3D9 + ;; "--per-cache") exp=3D9 esac =20 while read line diff --git a/tools/perf/util/stat-display.c b/tools/perf/util/stat-display.c index 7d42f22cd5f8..5b5923730a7b 100644 --- a/tools/perf/util/stat-display.c +++ b/tools/perf/util/stat-display.c @@ -85,6 +85,19 @@ const char *metric_threshold_classify__color(enum metric= _threshold_classify thre return colors[thresh]; } =20 +static const char *metric_threshold_classify__str(enum metric_threshold_cl= assify thresh) +{ + const char * const strs[] =3D { + "unknown", + "bad", + "nearly bad", + "less good", + "good", + }; + static_assert(ARRAY_SIZE(strs) - 1 =3D=3D METRIC_THRESHOLD_GOOD, "missin= g enum value"); + return strs[thresh]; +} + static void print_running_std(struct perf_stat_config *config, u64 run, u6= 4 ena) { if (run !=3D ena) @@ -454,14 +467,15 @@ static void new_line_csv(struct perf_stat_config *con= fig, void *ctx) fputs(config->csv_sep, os->fh); } =20 -static void print_metric_csv(struct perf_stat_config *config __maybe_unuse= d, +static void print_metric_csv(struct perf_stat_config *config, void *ctx, - enum metric_threshold_classify thresh __maybe_unused, + enum metric_threshold_classify thresh, const char *fmt, const char *unit, double val) { struct outstate *os =3D ctx; FILE *out =3D os->fh; char buf[64], *vals, *ends; + const char *thresh_str =3D ""; =20 if (unit =3D=3D NULL || fmt =3D=3D NULL) { fprintf(out, "%s%s", config->csv_sep, config->csv_sep); @@ -472,7 +486,12 @@ static void print_metric_csv(struct perf_stat_config *= config __maybe_unused, while (isdigit(*ends) || *ends =3D=3D '.') ends++; *ends =3D 0; - fprintf(out, "%s%s%s%s", config->csv_sep, vals, config->csv_sep, skip_spa= ces(unit)); + if (thresh !=3D METRIC_THRESHOLD_UNKNOWN || !rblist__empty(&config->metri= c_events)) + thresh_str =3D metric_threshold_classify__str(thresh); + fprintf(out, "%s%s%s%s%s%s", + config->csv_sep, vals, + config->csv_sep, skip_spaces(unit), + config->csv_sep, thresh_str); } =20 static void print_metric_json(struct perf_stat_config *config __maybe_unus= ed, @@ -527,7 +546,7 @@ static void print_metricgroup_header_csv(struct perf_st= at_config *config, =20 for (i =3D 0; i < os->nfields; i++) fputs(config->csv_sep, os->fh); - fprintf(config->output, "%s", metricgroup_name); + fprintf(config->output, "%s%s", metricgroup_name, config->csv_sep); new_line_csv(config, ctx); } =20 --=20 2.47.0.rc1.288.g06298d1525-goog