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| author | Howard Chu <[email protected]> | 2025-05-01 02:28:02 +0000 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <[email protected]> | 2025-05-06 00:48:44 +0000 |
| commit | d6948f2af24e04ea291a35743e2645a957950a96 (patch) | |
| tree | 76f325b4b06cc73b6291539b7bba1629ab01a758 /tools/perf/builtin-script.c | |
| parent | perf record --off-cpu: Preparation of off-cpu BPF program (diff) | |
| download | kernel-d6948f2af24e04ea291a35743e2645a957950a96.tar.gz kernel-d6948f2af24e04ea291a35743e2645a957950a96.zip | |
perf record --off-cpu: Dump off-cpu samples in BPF
Collect tid, period, callchain, and cgroup id and dump them when off-cpu
time threshold is reached.
We don't collect the off-cpu time twice (the delta), it's either in
direct samples, or accumulated samples that are dumped at the end of
perf.data.
Suggested-by: Namhyung Kim <[email protected]>
Reviewed-by: Ian Rogers <[email protected]>
Signed-off-by: Howard Chu <[email protected]>
Tested-by: Arnaldo Carvalho de Melo <[email protected]>
Tested-by: Gautam Menghani <[email protected]>
Tested-by: Ian Rogers <[email protected]>
Acked-by: Namhyung Kim <[email protected]>
Cc: Adrian Hunter <[email protected]>
Cc: Alexander Shishkin <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: James Clark <[email protected]>
Cc: Jiri Olsa <[email protected]>
Cc: Kan Liang <[email protected]>
Cc: Mark Rutland <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
Diffstat (limited to 'tools/perf/builtin-script.c')
0 files changed, 0 insertions, 0 deletions