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authorChun-Tse Shao <ctshao@google.com>2026-05-21 13:15:05 -0700
committerArnaldo Carvalho de Melo <acme@redhat.com>2026-06-04 10:58:47 -0300
commitca156ab12b2e2718b35dd6d30e0aea7be0edb11d (patch)
treea50776145a4f2557a7ca287b3554626c5f3de2da /tools/perf/scripts/python
parente565ceb48bbf82cc4db4a42a33e378fe30d8d010 (diff)
perf stat: Use aggr_nr scaling for Intel uncore miss latency metrics
Update `metric.py` to support the new `aggr_nr` keyword in the python metric generator. Replace the usage of `source_count` with `aggr_nr` in `IntelMissLat` inside `intel_metrics.py` so that uncore latency metrics (like `lpm_miss_lat`) scale correctly on multi-socket and SNC systems when aggregated globally. Additionally, update the validation bypass logic in `CheckEveryEvent()` inside `metric.py` to whitelist 'cha' and 'uncore' events. This prevents validation failures when compiling metrics referencing these PMU-specific uncore events. Assisted-by: Gemini:gemini-3.1-pro-preview Signed-off-by: Chun-Tse Shao <ctshao@google.com> Tested-by: Zide Chen <zide.chen@intel.com> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Ian Rogers <irogers@google.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: James Clark <james.clark@linaro.org> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Leo Yan <leo.yan@arm.com> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Sandipan Das <sandipan.das@amd.com> Cc: Thomas Falcon <thomas.falcon@intel.com> Cc: Yang Li <yang.lee@linux.alibaba.com> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/scripts/python')
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