![Namhyung Kim](/assets/img/avatar_default.png)
To use dynamic sort keys, it might be good to add an option to see the list of field names. $ perf evlist -i perf.data.sched sched:sched_switch sched:sched_stat_wait sched:sched_stat_sleep sched:sched_stat_iowait sched:sched_stat_runtime sched:sched_process_fork sched:sched_wakeup sched:sched_wakeup_new sched:sched_migrate_task # Tip: use 'perf evlist --trace-fields' to show fields for tracepoint events $ perf evlist -i perf.data.sched --trace-fields sched:sched_switch: trace_fields: prev_comm,prev_pid,prev_prio,prev_state,next_comm,next_pid,next_prio sched:sched_stat_wait: trace_fields: comm,pid,delay sched:sched_stat_sleep: trace_fields: comm,pid,delay sched:sched_stat_iowait: trace_fields: comm,pid,delay sched:sched_stat_runtime: trace_fields: comm,pid,runtime,vruntime sched:sched_process_fork: trace_fields: parent_comm,parent_pid,child_comm,child_pid sched:sched_wakeup: trace_fields: comm,pid,prio,success,target_cpu sched:sched_wakeup_new: trace_fields: comm,pid,prio,success,target_cpu sched:sched_migrate_task: trace_fields: comm,pid,prio,orig_cpu,dest_cpu Committer notes: For another file, in verbose mode: # perf evlist -v --trace-fields sched:sched_switch: type: 2, size: 112, config: 0x10b, { sample_period, sample_freq }: 1, sample_type: IP|TID|TIME|CPU|PERIOD|RAW, disabled: 1, inherit: 1, mmap: 1, comm: 1, task: 1, sample_id_all: 1, exclude_guest: 1, mmap2: 1, comm_exec: 1, trace_fields: prev_comm,prev_pid,prev_prio,prev_state,next_comm,next_pid,next_prio # Signed-off-by: Namhyung Kim <namhyung@kernel.org> Cc: Andi Kleen <andi@firstfloor.org> Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Wang Nan <wangnan0@huawei.com> Link: http://lkml.kernel.org/r/1452125549-1511-5-git-send-email-namhyung@kernel.org [ Replaced 'trace_fields=' with 'trace_fields: ' to make the output consistent in -v mode ] Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
42 lines
637 B
Plaintext
42 lines
637 B
Plaintext
perf-evlist(1)
|
|
==============
|
|
|
|
NAME
|
|
----
|
|
perf-evlist - List the event names in a perf.data file
|
|
|
|
SYNOPSIS
|
|
--------
|
|
[verse]
|
|
'perf evlist <options>'
|
|
|
|
DESCRIPTION
|
|
-----------
|
|
This command displays the names of events sampled in a perf.data file.
|
|
|
|
OPTIONS
|
|
-------
|
|
-i::
|
|
--input=::
|
|
Input file name. (default: perf.data unless stdin is a fifo)
|
|
|
|
-F::
|
|
--freq=::
|
|
Show just the sample frequency used for each event.
|
|
|
|
-v::
|
|
--verbose=::
|
|
Show all fields.
|
|
|
|
-g::
|
|
--group::
|
|
Show event group information.
|
|
|
|
--trace-fields::
|
|
Show tracepoint field names.
|
|
|
|
SEE ALSO
|
|
--------
|
|
linkperf:perf-record[1], linkperf:perf-list[1],
|
|
linkperf:perf-report[1]
|