Deduplicating data

You deduplicate data using the fsdedupadm command. The fsdedupadm command performs the following functions:

Functionality

Command syntax

Enable the deduplication of a file system.

fsdedupadm enable -c chunk_size [-q] mount_point

Disable the deduplication of a file system.

fsdedupadm disable [-q] mount_point

Query the deduplication configuration of a file system.

fsdedupadm list mount_point|all

Start a deduplication run on a file system.

fsdedupadm start [-s] [-q] mount_point

Stop a deduplication run on a file system.

fsdedupadm stop [-q] mount_point

Query the deduplication status of a file system.

fsdedupadm status mount_point|all

Enable or disable the skipping of shared extents.

fsdedupadm skipshared {true|false} mount_point

Set the node on which the scheduled deduplication job will run.

fsdedupadm setnodelist nodelist mount_point|all

Set the deduplication schedule for a file system.

fsdedupadm setschedule time mount_point

Initiate a deduplication dry run on a file system.

fsdedupadm dryrun [-o threshold=#] mount_point

Remove the deduplication configuration file and deduplication database on a file system.

fsdedupadm remove mount_point

For more information about the keywords, see the fsdedupadm(1M) manual page.