nix3-profile-rollback(1)    General Commands Manual   nix3-profile-rollback(1)


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

Name
       nix profile rollback - roll back to the previous version or a specified
       version of a profile

Synopsis
       nix profile rollback [option<?>]

Examples
       o  Roll back your default profile to the previous version:

       # nix profile rollback
       switching profile from version 519 to 518

       o  Switch your default profile to version 510:

       # nix profile rollback --to 510
       switching profile from version 518 to 510

Description
       This command switches a profile to the most recent version older than
       the currently active version, or if --to N is given, to version N of
       the profile. To see the available versions of a profile, use nix
       profile history.

Options
       o  --dry-run

          Show what this command would do without doing it.

       o  --profile path

          The profile to operate on.

       o  --to version

          The profile version to roll back to.

   Logging-related options
       o  --debug

          Set the logging verbosity level to `debug'.

       o  --log-format format

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

       o  --print-build-logs / -L

          Print full build logs on standard error.

       o  --quiet

          Decrease the logging verbosity level.

       o  --verbose / -v

          Increase the logging verbosity level.

   Miscellaneous global options
       o  --help

          Show usage information.

       o  --offline

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

       o  --option name value

          Set the Nix configuration setting name to value (overriding
          nix.conf).

       o  --refresh

          Consider all previously downloaded files out-of-date.

       o  --version

          Show version information.

          Note

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

                                                      nix3-profile-rollback(1)