diff options
Diffstat (limited to 'man2/sched_rr_get_interval.2')
| -rw-r--r-- | man2/sched_rr_get_interval.2 | 41 |
1 files changed, 22 insertions, 19 deletions
diff --git a/man2/sched_rr_get_interval.2 b/man2/sched_rr_get_interval.2 index aff03bd9a..cbd62477b 100644 --- a/man2/sched_rr_get_interval.2 +++ b/man2/sched_rr_get_interval.2 @@ -7,7 +7,7 @@ .\" 1996-04-10 Markus Kuhn <mskuhn@cip.informatik.uni-erlangen.de> .\" revision .\" -.TH sched_rr_get_interval 2 2022-10-30 "Linux man-pages 6.03" +.TH sched_rr_get_interval 2 2023-03-30 "Linux man-pages 6.05.01" .SH NAME sched_rr_get_interval \- get the SCHED_RR interval for the named process .SH LIBRARY @@ -64,16 +64,21 @@ The system call is not yet implemented (only on rather old kernels). .B ESRCH Could not find a process with the ID .IR pid . +.SH VERSIONS +.SS Linux +Linux 3.9 added +.\" commit ce0dbbbb30aee6a835511d5be446462388ba9eee +a new mechanism for adjusting (and viewing) the +.B SCHED_RR +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 STANDARDS -POSIX.1-2001, POSIX.1-2008. -.SH NOTES -POSIX systems on which -.BR sched_rr_get_interval () -is available define -.B _POSIX_PRIORITY_SCHEDULING -in -.IR <unistd.h> . -.SS Linux notes +POSIX.1-2008. +.SH HISTORY +POSIX.1-2001. +.SS Linux POSIX does not specify any mechanism for controlling the size of the round-robin time quantum. Older Linux kernels provide a (nonportable) method of doing this. @@ -87,15 +92,13 @@ quantum has varied somewhat across kernel versions. This method of adjusting the quantum was removed .\" commit a4ec24b48ddef1e93f7578be53270f0b95ad666c starting with Linux 2.6.24. -.PP -Linux 3.9 added -.\" commit ce0dbbbb30aee6a835511d5be446462388ba9eee -a new mechanism for adjusting (and viewing) the -.B SCHED_RR -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 NOTES +POSIX systems on which +.BR sched_rr_get_interval () +is available define +.B _POSIX_PRIORITY_SCHEDULING +in +.IR <unistd.h> . .\" .SH BUGS .\" As of Linux 1.3.81 .\" .BR sched_rr_get_interval () |