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AJvYcCUz514+ssvJscIz/gCUTQIXhAzK8zMD2HZLvnl0114H8zqleWdzq4n5wH4J6a476OpEwzVa7d3mTsqeD9vQfpYRywMEH+dtARu0cKeD X-Gm-Message-State: AOJu0YwKNw0HQIfApvyeOEUd9oUxB0oERMOfxRIkrq3hzmEty0iTrVeJ kaTskZlihob0x2i09gwOb+HFr0R01Vh1ZheEkSQoKiBNxTuR7TqSkUgAGFWYhl/T3LttNpqfwKh cSmhTEQ== X-Received: from irogers.svl.corp.google.com ([2620:15c:2a3:200:77dc:144c:334e:e2dd]) (user=irogers job=sendgmr) by 2002:a25:b225:0:b0:dcf:6b50:9bd7 with SMTP id i37-20020a25b225000000b00dcf6b509bd7mr214560ybj.7.1709165934246; Wed, 28 Feb 2024 16:18:54 -0800 (PST) Date: Wed, 28 Feb 2024 16:17:58 -0800 In-Reply-To: <20240229001806.4158429-1-irogers@google.com> Message-Id: <20240229001806.4158429-14-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240229001806.4158429-1-irogers@google.com> X-Mailer: git-send-email 2.44.0.278.ge034bb2e1d-goog Subject: [PATCH v1 13/20] perf jevents: Add cycles breakdown metric for Intel From: Ian Rogers To: Perry Taylor , Samantha Alt , Caleb Biggers , Weilin Wang , Edward Baker , Andi Kleen , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , John Garry , Kan Liang , Jing Zhang , Thomas Richter , James Clark , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Stephane Eranian X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1792190634838904640 X-GMAIL-MSGID: 1792190634838904640 Breakdown cycles to user, kernel and guest. Signed-off-by: Ian Rogers --- tools/perf/pmu-events/intel_metrics.py | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/tools/perf/pmu-events/intel_metrics.py b/tools/perf/pmu-events/intel_metrics.py index dae44d296861..fef40969a4b8 100755 --- a/tools/perf/pmu-events/intel_metrics.py +++ b/tools/perf/pmu-events/intel_metrics.py @@ -26,6 +26,23 @@ core_cycles = Event("CPU_CLK_UNHALTED.THREAD_P_ANY", smt_cycles = Select(core_cycles / 2, Literal("#smt_on"), core_cycles) +def Cycles() -> MetricGroup: + cyc_k = Event("cycles:kHh") + cyc_g = Event("cycles:G") + cyc_u = Event("cycles:uH") + cyc = cyc_k + cyc_g + cyc_u + + return MetricGroup("cycles", [ + Metric("cycles_total", "Total number of cycles", cyc, "cycles"), + Metric("cycles_user", "User cycles as a percentage of all cycles", + d_ratio(cyc_u, cyc), "100%"), + Metric("cycles_kernel", "Kernel cycles as a percentage of all cycles", + d_ratio(cyc_k, cyc), "100%"), + Metric("cycles_guest", "Hypervisor guest cycles as a percentage of all cycles", + d_ratio(cyc_g, cyc), "100%"), + ], description = "cycles breakdown per privilege level (users, kernel, guest)") + + def Idle() -> Metric: cyc = Event("msr/mperf/") tsc = Event("msr/tsc/") @@ -770,6 +787,7 @@ def IntelLdSt() -> Optional[MetricGroup]: all_metrics = MetricGroup("", [ + Cycles(), Idle(), Rapl(), Smi(),