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| author |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-01-19 14:08:15 -0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-01-24 19:47:37 -0200 |
| commit | 0d37aa34f8806bb443dd3c8621fd9bdbb50c58bb (patch) | |
| tree | 3e245385cdb75fec299f5e145243f062b70fd652 /tools/perf/Documentation | |
| parent | perf tools: Add fprintf methods for thread_map and cpu_map classes (diff) | |
| download | linux-dev-0d37aa34f8806bb443dd3c8621fd9bdbb50c58bb.tar.xz linux-dev-0d37aa34f8806bb443dd3c8621fd9bdbb50c58bb.zip | |
perf tools: Introduce per user view
The new --uid command line option will show only the tasks for a given
user, using the proc interface to figure out the existing tasks.
Kernel work is needed to close races at startup, but this should already
be useful in many use cases.
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-bdnspm000gw2l984a2t53o8z@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/Documentation')
| -rw-r--r-- | tools/perf/Documentation/perf-record.txt | 4 | ||||
| -rw-r--r-- | tools/perf/Documentation/perf-top.txt | 4 |
2 files changed, 8 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-record.txt b/tools/perf/Documentation/perf-record.txt index 2937f7e14bb7..ff9a66e0d4e4 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-top.txt b/tools/perf/Documentation/perf-top.txt index b1a5bbbfebef..ab1454ed450f 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. |