Messages in this thread Patch in this message | | | Subject | [PATCH] sched: Update scheduler stat documentation. | From | Rakib Mullick <> | Date | Thu, 12 Jan 2012 23:27:02 +0600 |
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/proc/schedstat's second field reflect to # of time context switch happened not # of times switched to the expired queue.
Signed-off-by: Rakib Mullick <rakib.mullick@gmail.com> ---
diff --git a/Documentation/scheduler/sched-stats.txt b/Documentation/scheduler/sched-stats.txt index 1cd5d51..7d8e12c 100644 --- a/Documentation/scheduler/sched-stats.txt +++ b/Documentation/scheduler/sched-stats.txt @@ -38,7 +38,8 @@ First field is a sched_yield() statistic: 1) # of times sched_yield() was called Next three are schedule() statistics: - 2) # of times we switched to the expired queue and reused it + 2) # of times context switch happened. This field is not utilized these + days but kept for holding userspace tools integrity. 3) # of times schedule() was called 4) # of times schedule() left the processor idle
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