tldr/pages/common/renice.md

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# renice
> Alters the scheduling priority/nicenesses of one or more running processes.
> Niceness values range from -20 (most favorable to the process) to 19 (least favorable to the process).
> More information: <https://manned.org/renice>.
- Change priority of a running process:
`renice -n {{niceness_value}} -p {{pid}}`
- Change priority of all processes owned by a user:
`renice -n {{niceness_value}} -u {{user}}`
- Change priority of all processes that belong to a process group:
`renice -n {{niceness_value}} --pgrp {{process_group}}`