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nix store gc

Perform garbage collection on a Nix store.

Warning

This program is experimental and its interface is subject to change.

Synopsis

nix store gc [option...]

Examples

  • Delete unreachable paths in the Nix store:
## nix store gc
  • Delete up to 1 gigabyte of garbage:
## nix store gc --max 1G

Description

This command deletes unreachable paths in the Nix store.

Options

  • --dry-run Show what this command would do without doing it.

  • --max n Stop after freeing n bytes of disk space.

Logging-related options:

  • --debug Set the logging verbosity level to 'debug'.

  • --log-format format Set the format of log output; one of raw, internal-json, bar or bar-with-logs.

  • --print-build-logs / -L Print full build logs on standard error.

  • --quiet Decrease the logging verbosity level.

  • --verbose / -v Increase the logging verbosity level.

Miscellaneous global options:

  • --help Show usage information.

  • --offline Disable substituters and consider all previously downloaded files up-to-date.

  • --option name value Set the Lix configuration setting name to value (overriding nix.conf).

  • --refresh Consider all previously downloaded files out-of-date.

  • --version Show version information.

Note

See man nix.conf for overriding configuration settings with command line flags.