diff options
Diffstat (limited to 'tools/perf/Documentation/perf-script.txt')
| -rw-r--r-- | tools/perf/Documentation/perf-script.txt | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/tools/perf/Documentation/perf-script.txt b/tools/perf/Documentation/perf-script.txt index 86c87e214b1..db017867d9e 100644 --- a/tools/perf/Documentation/perf-script.txt +++ b/tools/perf/Documentation/perf-script.txt @@ -115,10 +115,10 @@ OPTIONS -f:: --fields:: Comma separated list of fields to print. Options are: - comm, tid, pid, time, cpu, event, trace, sym. Field - list can be prepended with the type, trace, sw or hw, + comm, tid, pid, time, cpu, event, trace, ip, sym, dso, addr. + Field list can be prepended with the type, trace, sw or hw, to indicate to which event type the field list applies. - e.g., -f sw:comm,tid,time,sym and -f trace:time,cpu,trace + e.g., -f sw:comm,tid,time,ip,sym and -f trace:time,cpu,trace perf script -f <fields> @@ -132,17 +132,17 @@ OPTIONS The arguments are processed in the order received. A later usage can reset a prior request. e.g.: - -f trace: -f comm,tid,time,sym + -f trace: -f comm,tid,time,ip,sym The first -f suppresses trace events (field list is ""), but then the - second invocation sets the fields to comm,tid,time,sym. In this case a + second invocation sets the fields to comm,tid,time,ip,sym. In this case a warning is given to the user: "Overriding previous field request for all events." Alternativey, consider the order: - -f comm,tid,time,sym -f trace: + -f comm,tid,time,ip,sym -f trace: The first -f sets the fields for all events and the second -f suppresses trace events. The user is given a warning message about @@ -182,6 +182,12 @@ OPTIONS --hide-call-graph:: When printing symbols do not display call chain. +-c:: +--cpu:: Only report samples for 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. Default is to report samples on all + CPUs. + SEE ALSO -------- linkperf:perf-record[1], linkperf:perf-script-perl[1], |