Name
ionice
Synopsis
ionice [options
] [program
[arg
]]
Set the I/O scheduling class and priority for a program. The three possible scheduling classes are idle, best effort, and real time. The default is best effort. With no arguments or just -p, query the current class and priority for the process. Without -p, the program is run with the specified parameters.
Options
- -c n
Set the scheduling class, where n is 1 for real time, 2 for best effort, and 3 for idle.
- -h
Print help information and exit.
- -n n
Define the scheduling class data for classes that accept it. For real time and best effort, n can be in the range 0–7.
- -p pid
Specify the process id of a running program to be changed.
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