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perf report: Add machine parallelism
authorDmitry Vyukov <dvyukov@google.com>
Thu, 13 Feb 2025 09:08:14 +0000 (10:08 +0100)
committerNamhyung Kim <namhyung@kernel.org>
Tue, 18 Feb 2025 06:00:50 +0000 (22:00 -0800)
commitf13bc61b2e37957bf6e693ab5650d93fd21523f4
tree4a38f76d74609dc76aa45e4c33bff6421cf04198tree
parent20600b8aab734877740d5292c0cdd5ccb6c7beb7commit | diff
perf report: Add machine parallelism

Add calculation of the current parallelism level (number of threads actively
running on CPUs). The parallelism level can be shown in reports on its own,
and to calculate latency overheads.

Signed-off-by: Dmitry Vyukov <dvyukov@google.com>
Reviewed-by: Andi Kleen <ak@linux.intel.com>
Link: https://lore.kernel.org/r/0f8c1b8eb12619029e31b3d5c0346f4616a5aeda.1739437531.git.dvyukov@google.com
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
tools/perf/builtin-report.c diff | blob | history
tools/perf/util/addr_location.c diff | blob | history
tools/perf/util/addr_location.h diff | blob | history
tools/perf/util/event.c diff | blob | history
tools/perf/util/machine.c diff | blob | history
tools/perf/util/machine.h diff | blob | history
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