summaryrefslogtreecommitdiff
path: root/tools/perf/builtin-list.c
diff options
context:
space:
mode:
authorIan Rogers <irogers@google.com>2020-05-22 09:45:46 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2020-05-28 16:03:28 +0300
commita90a1c54a6e95d8d55a895a3d76563a19f3e7ae2 (patch)
tree29cc0218e204ab6ec1792e5afa7468646baac0ba /tools/perf/builtin-list.c
parent8c3e05c827ef687215723680862ebd2d431dee49 (diff)
downloadlinux-a90a1c54a6e95d8d55a895a3d76563a19f3e7ae2.tar.xz
perf list: Add metrics to command line usage
Before: Usage: perf list [<options>] [hw|sw|cache|tracepoint|pmu|sdt|event_glob] After: Usage: perf list [<options>] [hw|sw|cache|tracepoint|pmu|sdt|metric|metricgroup|event_glob] Committer testing: Before and after we get these outputs on a Lenovo t480s (i7-8650U): # perf list metricgroup List of pre-defined events (to be used in -e): Metric Groups: BrMispredicts BrMispredicts_SMT Branches Cache_Misses DSB FLOPS FLOPS_SMT Fetch_BW IcMiss Instruction_Type Memory_BW Memory_Bound Memory_Lat No_group PGO Pipeline Power Retire SMT Summary TLB TLB_SMT TopDownL1 TopDownL1_SMT TopdownL1 TopdownL1_SMT # # perf list metric | head -11 Metrics: Backend_Bound [This category represents fraction of slots where no uops are being delivered due to a lack of required resources for accepting new uops in the Backend] Backend_Bound_SMT [This category represents fraction of slots where no uops are being delivered due to a lack of required resources for accepting new uops in the Backend. SMT version; use when SMT is enabled and measuring per logical CPU] Bad_Speculation [This category represents fraction of slots wasted due to incorrect speculations] Bad_Speculation_SMT [This category represents fraction of slots wasted due to incorrect speculations. SMT version; use when SMT is enabled and measuring per logical CPU] # Signed-off-by: Ian Rogers <irogers@google.com> Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lore.kernel.org/lkml/20200522064546.164259-1-irogers@google.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-list.c')
-rw-r--r--tools/perf/builtin-list.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/builtin-list.c b/tools/perf/builtin-list.c
index 965ef017496f..0a7fe4cb5555 100644
--- a/tools/perf/builtin-list.c
+++ b/tools/perf/builtin-list.c
@@ -42,7 +42,7 @@ int cmd_list(int argc, const char **argv)
OPT_END()
};
const char * const list_usage[] = {
- "perf list [<options>] [hw|sw|cache|tracepoint|pmu|sdt|event_glob]",
+ "perf list [<options>] [hw|sw|cache|tracepoint|pmu|sdt|metric|metricgroup|event_glob]",
NULL
};