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sched_rr_get_interval.2: Document /proc/sys/kernel/sched_rr_timeslice_ms 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
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Michael Kerrisk 2013-04-07 14:23:00 +02:00
parent a7a8cc53df
commit 6565680737
1 changed files with 11 additions and 4 deletions
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man2/sched_rr_get_interval.2
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@ -26,7 +26,7 @@
.\" 1996-04-10 Markus Kuhn <mskuhn@cip.informatik.uni-erlangen.de>
.\" revision
.\"
.TH SCHED_RR_GET_INTERVAL 2 2011-10-16 "Linux" "Linux Programmer's Manual"
.TH SCHED_RR_GET_INTERVAL 2 2013-03-18 "Linux" "Linux Programmer's Manual"
.SH NAME
sched_rr_get_interval \- get the SCHED_RR interval for the named process
.SH SYNOPSIS
@ -111,11 +111,18 @@ assigning a positive (i.e., low) nice value results in a shorter quantum.
The default quantum is 0.1 seconds;
the degree to which changing the nice value affects the
quantum has varied somewhat across kernel versions.
Since Linux 2.6.24,
This method of adjusting the quantum was removed
.\" commit a4ec24b48ddef1e93f7578be53270f0b95ad666c
the
starting with Linux 2.6.24.
Linux 3.9 added
.\" commit ce0dbbbb30aee6a835511d5be446462388ba9eee
a new mechanism for adjusting (and viewing) the
.BR SCHED_RR
quantum cannot be modified.
quantum: the
.I /proc/sys/kernel/sched_rr_timeslice_ms
file exposes the quantum as a millisecond value, whose default is 100.
Writing 0 to this file resets the quantum to the default value.
.\" .SH BUGS
.\" As of Linux 1.3.81
.\" .BR sched_rr_get_interval ()