The fsadm command performs online administration functions on VxFS file systems, Storage Checkpoints, or individual files and directories. The fsadm command supports file system resizing, extent reorganization, directory reorganization, querying or changing the largefiles flag, Thin Storage Reclamation, and free space defragmentation.

The fsadm command can be invoked from the primary or secondary node.

See the fsadm_vxfs(1M) manual page.