diff --git a/tools/perf/pmu-events/intel_metrics.py b/tools/perf/pmu-events/intel_metrics.py index 77b8e10194db..dddeae35e4b4 100755 --- a/tools/perf/pmu-events/intel_metrics.py +++ b/tools/perf/pmu-events/intel_metrics.py @@ -624,6 +624,20 @@ def IntelL2() -> Optional[MetricGroup]: ], description="L2 data cache analysis") +def IntelMlp() -> Optional[Metric]: + try: + l1d = Event("L1D_PEND_MISS.PENDING") + l1dc = Event("L1D_PEND_MISS.PENDING_CYCLES") + except: + return None + + l1dc = Select(l1dc / 2, Literal("#smt_on"), l1dc) + ml = d_ratio(l1d, l1dc) + return Metric("lpm_mlp", + "Miss level parallelism - number of outstanding load misses per cycle (higher is better)", + ml, "load_miss_pending/cycle") + + def IntelPorts() -> Optional[MetricGroup]: pipeline_events = json.load( open(f"{_args.events_path}/x86/{_args.model}/pipeline.json")) @@ -836,6 +850,7 @@ def main() -> None: IntelIlp(), IntelL2(), IntelLdSt(), + IntelMlp(), IntelPorts(), IntelSwpf(), ])