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chrt (1)
  • >> chrt (1) ( Linux man: Команды и прикладные программы пользовательского уровня )
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    NAME

    chrt - manipulate real-time attributes of a process
     
    

    SYNOPSIS

    chrt [options] [prio] [pid | command [arg]...]  

    DESCRIPTION

    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_OTHER, SCHED_FIFO, SCHED_RR, or SCHED_BATCH) and priority can be set and retrieved.  

    OPTIONS

    -p, --pid
    operate on an existing PID and do not launch a new task
    -b, --batch
    set scheduling policy to SCHED_BATCH
    -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
     

    USAGE

    The default behavior is to run a new command::
    chrt [prio] [command] [arguments]
    You can also retrieve the real-time attributes of an existing task:
    chrt -p [pid]
    Or set them:
    chrt -p [prio] [pid]
     

    PERMISSIONS

    A user must possess CAP_SYS_NICE to change the scheduling attributes of a process. Any user can retrieve the scheduling information.  

    AUTHOR

    Written by Robert M. Love.  

    REPORTING BUGS

    Report bugs to <rml@tech9.net>.  

    COPYRIGHT

    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.  

    SEE ALSO

    taskset(1), nice(1), renice(1)

    See sched_setscheduler(2) for a description of the Linux scheduling scheme.


     

    Index

    NAME
    SYNOPSIS
    DESCRIPTION
    OPTIONS
    USAGE
    PERMISSIONS
    AUTHOR
    REPORTING BUGS
    COPYRIGHT
    SEE ALSO


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