chrt — manipulate real-time attributes of a process
chrt
[options] [prio] [ pid
| command [arg...] ]
chrt(1) sets or retrieves
the real-time scheduling attributes of an existing PID or
runs COMMAND with the given attributes. Both policy (one of
SCHED_FIFO
, SCHED_RR
, or SCHED_OTHER
) and priority can be set and
retrieved.
−p,−−pid
operate on an existing PID and do not launch a new task
−f,−−fifo
set scheduling policy to SCHED_FIFO
−m,−−max
show minimum and maximum valid priorities, then exit
−o,−−other
set policy scheduling policy to SCHED_OTHER
−r,−−rr
set scheduling policy to SCHED_RR
(the default)
−h,−−help
display usage information and exit
−v,−−version
output version information and exit
chrt [prio] -- [command] [arguments]
chrt -p [pid]
chrt -p [prio] [pid]
A user must possess CAP_SYS_NICE
to change the scheduling
attributes of a process. Any user can retrieve the scheduling
information.
Copyright © 2004 Robert M. Love
This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
taskset(1), nice(1), renice(1)
See sched_setscheduler(2) for a description of the Linux scheduling scheme.
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