diff options
Diffstat (limited to 'tools/perf/Documentation')
-rw-r--r-- | tools/perf/Documentation/perf-trace.txt | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-trace.txt b/tools/perf/Documentation/perf-trace.txt index 3b3552a..fe19811 100644 --- a/tools/perf/Documentation/perf-trace.txt +++ b/tools/perf/Documentation/perf-trace.txt @@ -23,29 +23,45 @@ analysis phases. OPTIONS ------- +-a:: --all-cpus:: System-wide collection from all CPUs. -e:: --expr:: List of events to show, currently only syscall names. + Prefixing with ! shows all syscalls but the ones specified. You may + need to escape it. + +-o:: +--output=:: + Output file name. -p:: --pid=:: Record events on existing process ID (comma separated list). +-t:: --tid=:: Record events on existing thread ID (comma separated list). +-u:: --uid=:: Record events in threads owned by uid. Name or number. +-v:: +--verbose=:: + Verbosity level. + +-i:: --no-inherit:: Child tasks do not inherit counters. +-m:: --mmap-pages=:: Number of mmap data pages. Must be a power of two. +-C:: --cpu:: Collect samples only on the list of CPUs provided. Multiple CPUs can be provided as a comma-separated list with no space: 0,1. Ranges of CPUs are specified with -: 0-2. |