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.

Exit status:

125

if the nice command itself fails

126

if COMMAND is found but cannot be invoked

127

if COMMAND cannot be found

-

the exit status of COMMAND otherwise

nice(2), renice(1)

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