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Subject[tip:perf/core] perf sched: Document missing options
Commit-ID:  1eacc94a66ce347abbf75f223361b21461331383
Author: Shawn Bohrer <>
AuthorDate: Tue, 30 Nov 2010 19:57:18 -0600
Committer: Arnaldo Carvalho de Melo <>
CommitDate: Wed, 1 Dec 2010 18:22:48 -0200

perf sched: Document missing options

Cc: Ingo Molnar <>
Cc: Paul Mackerras <>
Cc: Peter Zijlstra <>
LKML-Reference: <>
Signed-off-by: Shawn Bohrer <>
Signed-off-by: Arnaldo Carvalho de Melo <>
tools/perf/Documentation/perf-sched.txt | 18 ++++++++++++++++--
1 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/tools/perf/Documentation/perf-sched.txt b/tools/perf/Documentation/perf-sched.txt
index 8417644..46822d5 100644
--- a/tools/perf/Documentation/perf-sched.txt
+++ b/tools/perf/Documentation/perf-sched.txt
@@ -8,11 +8,11 @@ perf-sched - Tool to trace/measure scheduler properties (latencies)
-'perf sched' {record|latency|replay|trace}
+'perf sched' {record|latency|map|replay|trace}

-There are four variants of perf sched:
+There are five variants of perf sched:

'perf sched record <command>' to record the scheduling events
of an arbitrary workload.
@@ -30,8 +30,22 @@ There are four variants of perf sched:
of the workload as it occurred when it was recorded - and can repeat
it a number of times, measuring its performance.)

+ 'perf sched map' to print a textual context-switching outline of
+ workload captured via perf sched record. Columns stand for
+ individual CPUs, and the two-letter shortcuts stand for tasks that
+ are running on a CPU. A '*' denotes the CPU that had the event, and
+ a dot signals an idle CPU.
+ Input file name. (default:
+ Be more verbose. (show symbol address, etc)
Display verbose dump of the sched data.

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