Ø Snapvault is license product in Ontap
Ø SnapVault is a disk-based storage backup feature of Data ONTAP
Ø Snapvault enable data stored on multiple storage be backup in centrally
Ø The qtree is the basic unit of SnapVault backup and restore
Ø Data is restored from the secondary qtree to primary qtree
Ø Using Nearstore_option license we can increase the concurrent transfer
Ø In snapvault primary and secondary may be flex-volume to traditional volume.
Ø License for the snapvault primary is sv_ontap_pri.
Ø License for the snapvault secondary is sv_ontap_sec.
Ø TCP port 10566 and 10000 must be open.
Snapvault snap sched
Using snapvault snap we can take snapshot primary and secondary volume
In snapvault three types of snap schedule
Pri > snapvault snap sched vol1 sv_hourly 10@10-16
This schedule takes every hour snapshot on vol1 and retain last 10 snapshot copies name called sv_hourly in the primary system.
Sec > snapvault snap sched –x vol1 sv_hourly 10@10-16
This schedule takes every hour snapshot on vol1 and retain last 10 snapshot copies name called sv_hourly in the Secondary system.
Using –x for incremental back up, that means secondary snapvault that compare the primary snapshot and if any modified data in the primary snapshot, it will copied the modified date to the secondary system.
NOTE: If you don’t use the -x option, the secondary does not contact the primary. This schedule take snapshot of vol1 without incremental
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