Replication for cyber recovery for multiple tier data
Abstract:
Replication of a filesystem or a mount point or share may replicate all data that it consists of irrespective of where the data is stored. Replication protects data irrespective of location. One method is to replicate the filesystem namespace as is while skipping the data outside of the appliance/machine so that replication cost and time are reasonable. The data outside of the machine, like cloud/tape data is protected differently. One example method includes a data protection operation configured to replication a namespace associated with multiple data tiers. During replication, data from one of the tiers is skipped while all of the namespace metadata is replicated. The recovery restores the namespace metadata and the data that was replicated from the other tier. This may be performed in connection with cyber security, for example when replicating multi-tier data to a vault.
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