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AJvYcCVSA3srnEkHCAvsCqCgfeqoNMmtEdyRejaplQEGOiiGrV0eq5jj9QGpJr9plaQRXDNS6mkJDQwTefJuwdBAz1y+6xDqWdgOeJiCbegb X-Gm-Message-State: AOJu0YxePmncrfghU6PeqL9/MuunZmVyZXLy/DEQcOHk+muQDjXYsZ6z ACYRzxRKBaWye4mTCLbz2r8a/VmZ/iDc8rkPIzExYmKwrnCpuWDFmU2m55df+wCIpdw/so7BjK/ foxGDIg== X-Received: from irogers.svl.corp.google.com ([2620:15c:2a3:200:77dc:144c:334e:e2dd]) (user=irogers job=sendgmr) by 2002:a05:6902:1244:b0:dc6:e20f:80cb with SMTP id t4-20020a056902124400b00dc6e20f80cbmr44031ybu.3.1709165926883; Wed, 28 Feb 2024 16:18:46 -0800 (PST) Date: Wed, 28 Feb 2024 16:17:55 -0800 In-Reply-To: <20240229001806.4158429-1-irogers@google.com> Message-Id: <20240229001806.4158429-11-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 10/20] perf jevents: Add ILP metrics 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: 1792190587557804325 X-GMAIL-MSGID: 1792190587557804325 Use the counter mask (cmask) to see how many cycles an instruction takes to retire. Present as a set of ILP metrics. Signed-off-by: Ian Rogers --- tools/perf/pmu-events/intel_metrics.py | 30 ++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/tools/perf/pmu-events/intel_metrics.py b/tools/perf/pmu-events/intel_metrics.py index 0035e2441d6b..0ca72aeec1ea 100755 --- a/tools/perf/pmu-events/intel_metrics.py +++ b/tools/perf/pmu-events/intel_metrics.py @@ -271,6 +271,35 @@ def IntelBr(): description="breakdown of retired branch instructions") +def IntelIlp() -> MetricGroup: + tsc = Event("msr/tsc/") + c0 = Event("msr/mperf/") + low = tsc - c0 + inst_ret = Event("INST_RETIRED.ANY_P") + inst_ret_c = [Event(f"{inst_ret.name}/cmask={x}/") for x in range(1, 6)] + ilp = [d_ratio(max(inst_ret_c[x] - inst_ret_c[x + 1], 0), core_cycles) for x in range(0, 4)] + ilp.append(d_ratio(inst_ret_c[4], core_cycles)) + ilp0 = 1 + for x in ilp: + ilp0 -= x + return MetricGroup("ilp", [ + Metric("ilp_idle", "Lower power cycles as a percentage of all cycles", + d_ratio(low, tsc), "100%"), + Metric("ilp_inst_ret_0", "Instructions retired in 0 cycles as a percentage of all cycles", + ilp0, "100%"), + Metric("ilp_inst_ret_1", "Instructions retired in 1 cycles as a percentage of all cycles", + ilp[0], "100%"), + Metric("ilp_inst_ret_2", "Instructions retired in 2 cycles as a percentage of all cycles", + ilp[1], "100%"), + Metric("ilp_inst_ret_3", "Instructions retired in 3 cycles as a percentage of all cycles", + ilp[2], "100%"), + Metric("ilp_inst_ret_4", "Instructions retired in 4 cycles as a percentage of all cycles", + ilp[3], "100%"), + Metric("ilp_inst_ret_5", "Instructions retired in 5 or more cycles as a percentage of all cycles", + ilp[4], "100%"), + ]) + + def IntelL2() -> Optional[MetricGroup]: try: DC_HIT = Event("L2_RQSTS.DEMAND_DATA_RD_HIT") @@ -603,6 +632,7 @@ all_metrics = MetricGroup("", [ Smi(), Tsx(), IntelBr(), + IntelIlp(), IntelL2(), IntelLdSt(), IntelPorts(),