diff options
Diffstat (limited to 'tools/perf/Documentation')
-rw-r--r-- | tools/perf/Documentation/perf-lock.txt | 20 | ||||
-rw-r--r-- | tools/perf/Documentation/perf-record.txt | 4 | ||||
-rw-r--r-- | tools/perf/Documentation/perf-script.txt | 5 | ||||
-rw-r--r-- | tools/perf/Documentation/perf-top.txt | 4 |
4 files changed, 29 insertions, 4 deletions
diff --git a/tools/perf/Documentation/perf-lock.txt b/tools/perf/Documentation/perf-lock.txt index d6b2a4f..c7f5f55 100644 --- a/tools/perf/Documentation/perf-lock.txt +++ b/tools/perf/Documentation/perf-lock.txt @@ -8,7 +8,7 @@ perf-lock - Analyze lock events SYNOPSIS -------- [verse] -'perf lock' {record|report|trace} +'perf lock' {record|report|script|info} DESCRIPTION ----------- @@ -20,10 +20,13 @@ and statistics with this 'perf lock' command. produces the file "perf.data" which contains tracing results of lock events. - 'perf lock trace' shows raw lock events. - 'perf lock report' reports statistical data. + 'perf lock script' shows raw lock events. + + 'perf lock info' shows metadata like threads or addresses + of lock instances. + COMMON OPTIONS -------------- @@ -47,6 +50,17 @@ REPORT OPTIONS Sorting key. Possible values: acquired (default), contended, wait_total, wait_max, wait_min. +INFO OPTIONS +------------ + +-t:: +--threads:: + dump thread list in perf.data + +-m:: +--map:: + dump map of lock instances (address:name table) + SEE ALSO -------- linkperf:perf[1] diff --git a/tools/perf/Documentation/perf-record.txt b/tools/perf/Documentation/perf-record.txt index 2937f7e..ff9a66e 100644 --- a/tools/perf/Documentation/perf-record.txt +++ b/tools/perf/Documentation/perf-record.txt @@ -58,6 +58,10 @@ OPTIONS --tid=:: Record events on existing thread ID. +-u:: +--uid=:: + Record events in threads owned by uid. Name or number. + -r:: --realtime=:: Collect data with this RT SCHED_FIFO priority. diff --git a/tools/perf/Documentation/perf-script.txt b/tools/perf/Documentation/perf-script.txt index 2f6cef4..e9cbfcd 100644 --- a/tools/perf/Documentation/perf-script.txt +++ b/tools/perf/Documentation/perf-script.txt @@ -115,7 +115,7 @@ OPTIONS -f:: --fields:: Comma separated list of fields to print. Options are: - comm, tid, pid, time, cpu, event, trace, ip, sym, dso, addr. + comm, tid, pid, time, cpu, event, trace, ip, sym, dso, addr, symoff. 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,ip,sym and -f trace:time,cpu,trace @@ -200,6 +200,9 @@ OPTIONS It currently includes: cpu and numa topology of the host system. It can only be used with the perf script report mode. +--show-kernel-path:: + Try to resolve the path of [kernel.kallsyms] + SEE ALSO -------- linkperf:perf-record[1], linkperf:perf-script-perl[1], diff --git a/tools/perf/Documentation/perf-top.txt b/tools/perf/Documentation/perf-top.txt index b1a5bbb..ab1454e 100644 --- a/tools/perf/Documentation/perf-top.txt +++ b/tools/perf/Documentation/perf-top.txt @@ -78,6 +78,10 @@ Default is to monitor all CPUS. --tid=<tid>:: Profile events on existing thread ID. +-u:: +--uid=:: + Record events in threads owned by uid. Name or number. + -r <priority>:: --realtime=<priority>:: Collect data with this RT SCHED_FIFO priority. |