Man1 - nice.1

nice - run a program with modified scheduling priority

nice [/OPTION/] [/COMMAND /[/ARG/]…]

Run COMMAND with an adjusted niceness, which affects process scheduling. With no COMMAND, print the current niceness. Niceness values range from -20 (most favorable to the process) to 19 (least favorable to the process).

Mandatory arguments to long options are mandatory for short options too.

-n, *–adjustment*=/N/

add integer N to the niceness (default 10)

–help

display this help and exit

–version

output version information and exit

NOTE: your shell may have its own version of nice, which usually supersedes the version described here. Please refer to your shell’s documentation for details about the options it supports.

Written by David MacKenzie.

GNU coreutils online help: https://www.gnu.org/software/coreutils/
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Copyright © 2021 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later https://gnu.org/licenses/gpl.html.
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.

nice(2), renice(1)

Full documentation https://www.gnu.org/software/coreutils/nice
or available locally via: info ’(coreutils) nice invocation’