# systemd-repart > Automatically grow and add partitions. > Grows and adds partitions based on the configuration files described in repart.d. > Does not automatically resize file system on partition. See systemd-growfs to extend file system. > More information: . - Grow the root partition (/) to all available disk space: `systemd-repart` - View changes without applying: `systemd-repart --dry-run=yes` - Grow root partition size to 10 gigabytes: `systemd-repart --size=10G --root /`