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GNU Core-utils

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22. Modified command invocation

This section describes commands that run other commands in some context different than the current one: a modified environment, as a different user, etc.

22.1 chroot: Run a command with a different root directory  Modify the root directory.
22.2 env: Run a command in a modified environment  Modify environment variables.
22.3 nice: Run a command with modified scheduling priority  Modify scheduling priority.
22.4 nohup: Run a command immune to hangups  Immunize to hangups.
22.5 su: Run a command with substitute user and group id  Modify user and group id.

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