MapR commands - 5 Snapshot

• View Snapshot of one volume

[myname]$ hadoop fs -ls /mynamevol_mirror2/.snapshot
Found 5 items
drwxrwxrwx   - root root          7 2012-02-24 18:58 /mynamevol_mirror2/.snapshot/mynamevol_mirror2.mirrorsnap.24-Feb-2012-22-35-51
drwxrwxrwx   - root root          8 2012-02-24 22:32 /mynamevol_mirror2/.snapshot/mynamevol_mirror2.mirrorsnap.25-Feb-2012-01-48-25
drwxrwxrwx   - root root         10 2012-02-25 10:44 /mynamevol_mirror2/.snapshot/mynamevol_mirror2.mirrorsnap.25-Feb-2012-12-05-43
drwxrwxrwx   - root root          9 2012-02-24 23:00 /mynamevol_mirror2/.snapshot/mynamevol_mirror2.mirrorsnap.25-Feb-2012-11-09-49
drwxrwxrwx   - root root          0 1970-01-01 08:00 /mynamevol_mirror2/.snapshot/mynamevol_mirror2.mirrorsnap.24-Feb-2012-22-26-18

• Create a snapshot manually

maprcli volume snapshot create -snapshotname test-snapshot -volume mynamevol

• List Snapshot

maprcli volume snapshot list -volume mynamevol

• Remove Snapshot

maprcli volume snapshot remove -snapshotname test-snapshotc3 -volume mynamevol

• Preserve Snapshot

maprcli volume snapshot preserve -snapshots 256000083