diff options
Diffstat (limited to 'tools/perf/Documentation/perf-record.txt')
| -rw-r--r-- | tools/perf/Documentation/perf-record.txt | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/tools/perf/Documentation/perf-record.txt b/tools/perf/Documentation/perf-record.txt index a91f9f9e6e5..52462ae2645 100644 --- a/tools/perf/Documentation/perf-record.txt +++ b/tools/perf/Documentation/perf-record.txt @@ -39,15 +39,24 @@ OPTIONS be passed as follows: '\mem:addr[:[r][w][x]]'. If you want to profile read-write accesses in 0x1000, just set 'mem:0x1000:rw'. + +--filter=<filter>:: + Event filter. + -a:: - System-wide collection. +--all-cpus:: + System-wide collection from all CPUs. -l:: Scale counter values. -p:: --pid=:: - Record events on existing pid. + Record events on existing process ID. + +-t:: +--tid=:: + Record events on existing thread ID. -r:: --realtime=:: @@ -99,6 +108,11 @@ OPTIONS --data:: Sample addresses. +-T:: +--timestamp:: + Sample timestamps. Use it with 'perf report -D' to see the timestamps, + for instance. + -n:: --no-samples:: Don't sample. @@ -109,8 +123,8 @@ Collect raw sample records from all opened counters (default for tracepoint coun -C:: --cpu:: -Collect samples only on the list of cpus provided. Multiple CPUs can be provided as a -comma-sperated list with no space: 0,1. Ranges of CPUs are specified with -: 0-2. +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. In per-thread mode with inheritance mode on (default), samples are captured only when the thread executes on the designated CPUs. Default is to monitor all CPUs. |