diff --git a/tools/perf/pmu-events/intel_metrics.py b/tools/perf/pmu-events/intel_metrics.py index f671d6e4fd67..983e5021f3d3 100755 --- a/tools/perf/pmu-events/intel_metrics.py +++ b/tools/perf/pmu-events/intel_metrics.py @@ -815,6 +815,36 @@ def IntelLdSt() -> Optional[MetricGroup]: ], description="Breakdown of load/store instructions") +def UncoreMem() -> Optional[MetricGroup]: + try: + loc_rds = Event("UNC_CHA_REQUESTS.READS_LOCAL", + "UNC_H_REQUESTS.READS_LOCAL") + rem_rds = Event("UNC_CHA_REQUESTS.READS_REMOTE", + "UNC_H_REQUESTS.READS_REMOTE") + loc_wrs = Event("UNC_CHA_REQUESTS.WRITES_LOCAL", + "UNC_H_REQUESTS.WRITES_LOCAL") + rem_wrs = Event("UNC_CHA_REQUESTS.WRITES_REMOTE", + "UNC_H_REQUESTS.WRITES_REMOTE") + except: + return None + + scale = 64 / 1_000_000 + return MetricGroup("lpm_mem", [ + MetricGroup("lpm_mem_local", [ + Metric("lpm_mem_local_read", "Local memory read bandwidth not including directory updates", + d_ratio(loc_rds, interval_sec), f"{scale}MB/s"), + Metric("lpm_mem_local_write", "Local memory write bandwidth not including directory updates", + d_ratio(loc_wrs, interval_sec), f"{scale}MB/s"), + ]), + MetricGroup("lpm_mem_remote", [ + Metric("lpm_mem_remote_read", "Remote memory read bandwidth not including directory updates", + d_ratio(rem_rds, interval_sec), f"{scale}MB/s"), + Metric("lpm_mem_remote_write", "Remote memory write bandwidth not including directory updates", + d_ratio(rem_wrs, interval_sec), f"{scale}MB/s"), + ]), + ], description="Memory Bandwidth breakdown local vs. remote (remote requests in). directory updates not included") + + def UncoreMemBw() -> Optional[MetricGroup]: mem_events = [] try: @@ -914,6 +944,7 @@ def main() -> None: IntelMlp(), IntelPorts(), IntelSwpf(), + UncoreMem(), UncoreMemBw(), ])