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authorIan Rogers <irogers@google.com>2022-01-31 17:58:38 -0800
committerArnaldo Carvalho de Melo <acme@redhat.com>2022-02-14 21:16:14 -0300
commite0f6eeefe44de8ed05fd588fb73fcd5d2da236a7 (patch)
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perf vendor events: Update metrics for Ivybridge
Based on TMA_metrics-full.csv version 4.3 at 01.org: https://download.01.org/perfmon/ Events are still at version 21: https://download.01.org/perfmon/IVB Json files generated by: https://github.com/intel/event-converter-for-linux-perf Tested: ... 6: Parse event definition strings : Ok 7: Simple expression parser : Ok ... 9: Parse perf pmu format : Ok 10: PMU events : 10.1: PMU event table sanity : Ok 10.2: PMU event map aliases : Ok 10.3: Parsing of PMU event table metrics : Ok 10.4: Parsing of PMU event table metrics with fake PMUs : Ok ... 68: Parse and process metrics : Ok ... 88: perf stat metrics (shadow stat) test : Ok 89: perf all metricgroups test : Ok 90: perf all metrics test : FAILED! 91: perf all PMU test : Ok ... Test 90 failed for Load_Miss_Real_Latency with <not counted> events: Performance counter stats for 'perf bench internals synthesize': <not counted> mem_load_uops_retired.hit_lfb (0.00%) <not counted> MEM_LOAD_UOPS_RETIRED.L1_MISS (0.00%) <not counted> L1D_PEND_MISS.PENDING (0.00%) 558185217 ns duration_time This is exposing a somewhat known issue with weak groups that can be worked around with: $ perf stat --metric-no-group -M Load_Miss_Real_Latency -a sleep 1 Performance counter stats for 'system wide': 14935022 mem_load_uops_retired.hit_lfb # 23.55 Load_Miss_Real_Latency (83.23%) 4716714 MEM_LOAD_UOPS_RETIRED.L1_MISS (66.68%) 462705675 L1D_PEND_MISS.PENDING (83.22%) 1001548340 ns duration_time 1.001548340 seconds time elapsed Reviewed-by: Kan Liang <kan.liang@linux.intel.com> Signed-off-by: Ian Rogers <irogers@google.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Alexandre Torgue <alexandre.torgue@foss.st.com> Cc: Andi Kleen <ak@linux.intel.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: James Clark <james.clark@arm.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: John Garry <john.garry@huawei.com> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Cc: Zhengjun Xing <zhengjun.xing@linux.intel.com> Link: https://lore.kernel.org/r/20220201015858.1226914-7-irogers@google.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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