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.\" Hey Emacs! This file is -*- nroff -*- source.
.\"
.\" Copyright (C) Tom Bjorkholm & Markus Kuhn, 1996
.\"
.\" This is free documentation; you can redistribute it and/or
.\" modify it under the terms of the GNU General Public License as
.\" published by the Free Software Foundation; either version 2 of
.\" the License, or (at your option) any later version.
.\"
.\" The GNU General Public License's references to "object code"
.\" and "executables" are to be interpreted as the output of any
.\" document formatting or typesetting system, including
.\" intermediate and printed output.
.\"
.\" This manual is distributed in the hope that it will be useful,
.\" but WITHOUT ANY WARRANTY; without even the implied warranty of
.\" MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
.\" GNU General Public License for more details.
.\"
.\" You should have received a copy of the GNU General Public
.\" License along with this manual; if not, write to the Free
.\" Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111,
.\" USA.
.\"
.\" 1996-04-01 Tom Bjorkholm <tomb@mydata.se>
.\" First version written
.\" 1996-04-10 Markus Kuhn <mskuhn@cip.informatik.uni-erlangen.de>
.\" revision
.\"
.\" Japanese Version Copyright (c) 1997 HANATAKA Shinya
.\" all rights reserved.
.\" Translated 1997-02-23, HANATAKA Shinya <hanataka@abyss.rim.or.jp>
.\" Updated 2003-10-11, Kentaro Shirakata <argrath@ub32.org>
.\" Updated 2007-05-28, Akihiro MOTOKI <amotoki@dd.iij4u.or.jp>, LDP v2.48
.\"
.\"WORD: interval ֳ
.\"WORD: round robin 饦ɡӥ
.\"WORD: process ץ
.\"WORD: scheduling 塼
.\"WORD: policy
.\"WORD: implement
.\"
.TH SCHED_RR_GET_INTERVAL 2 2007-04-06 "Linux" "Linux Programmer's Manual"
.SH ̾
sched_rr_get_interval \- ꤵ줿ץ SCHED_RR ֳ֤
.SH
.B #include <sched.h>
.sp
.BI "int sched_rr_get_interval(pid_t " pid ", struct timespec *" tp );
.SH
.BR sched_rr_get_interval ()
\fItp\fP ǻꤵ줿 \fItimespec\fP ¤Τ
\fIpid\fP ǻꤵ줿ץΥ饦ɡӥ
(round robin time quantum) ࡣ
\fItimespec\fP ¤Τϰʲ̤Ǥ:
.in +4n
.nf
struct timespec {
time_t tv_sec; /* seconds */
long tv_nsec; /* nanoseconds */
};
.fi
.in
\fIpid\fP ξ硢ƤӽФץλ̤
\fI*tp\fP ˽ޤ롣ꤷץ
.B SCHED_RR
塼ˤDzưƤɬפ롣
.\" 饦ɡӥ̤ Linux 1.3.81 ǤѹǤʤ
.\"
.BR sched_rr_get_interval ()
λѲǽ POSIX ƥǤ
.I <unistd.h>
.B _POSIX_PRIORITY_SCHEDULING
Ƥ롣
.SH ֤
.BR sched_rr_get_interval ()
0 ֤
顼ξ \-1 ֤졢
.I errno
Ŭڤꤵ롣
.SH 顼
.TP
.B EFAULT
桼֤˥ԡ꤬
.TP
.B EINVAL
PID Ǥ롣
.TP
.B ENOSYS
ƥࡦ뤬ޤƤʤ (ʤŤͥˤƤΤ)
.TP
.B ESRCH
\fIpid\fP ID ĥץĤʤä
.SH
POSIX.1-2001.
.SH
.SS Linux Ǥ
POSIX Ǥϥ饦ɡӥ̤礭椹ȤߤꤵƤʤ
Linux ǤϤѹˡƤ (ˡ˰ܿϤʤ)
ץ nice ͤĴ뤳Ȥǻ̤Ǥ
.RB ( setpriority (2)
)
nice (ʤ⤤ nice ) ƤȻ̤Ĺʤꡢ
nice (ʤ㤤 nice ) ƤȻ̤ûʤ롣
ǥեȤλ̤ 0.1 äǤ롣
nice ͤѹ̤ˤɤٱƶͿ뤫
ͥΥСˤ¿ۤʤ롣
.\" .SH Х
.\" Linux 1.3.81 λǤ
.\" .BR sched_rr_get_interval ()
.\" ENOSYS 顼֤
.\" SCHED_RR ϤޤˤϼƤ餺
.\" Ŭڤ˥ƥȤƤʤǤ롣
.SH Ϣ
.BR sched_setscheduler (2)
Linux Υ塼ˤĤƤ롣
.PP
.I Programming for the real world \- POSIX.4
by Bill O. Gallmeister, O'Reilly & Associates, Inc., ISBN 1-56592-074-0
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