Cloudera Docs

Taking and deleting HDFS snapshots

To take HDFS snapshots for a directory, you must first enable snapshots for the HDFS directory.

Minimum Required Role: Replication Administrator (also provided by Full Administrator)

Taking snapshots

  1. Go to the Cloudera Manager > HDFS service > File Browser tab.
  2. Go to the directory with the snapshot you want take snapshots.
  3. Click the drop-down menu next to the full path name and select Take Snapshot.

    The Take Snapshot screen displays.

  4. Enter a name for the snapshot.
  5. Click OK. The snapshot is added to the snapshot list.

    Take Snapshot enables you to take an immediate snapshot of the directory.

Snapshots are listed by the time at which they were taken along with their names.

Deleting snapshots

  1. Go to the Cloudera Manager > HDFS service > File Browser tab.
  2. Go to the directory with the snapshot you want to delete.
  3. In the list of snapshots, locate the snapshot you want to delete and click .
  4. Select Delete.