Patent ID: 9626377
Date: 2017-04-18
CPC Classifications: G06F

Claim:
1. An apparatus comprising: a metadata server of a cluster file system; the metadata server being configured to communicate with a plurality of object storage servers of the cluster file system over a network, wherein the plurality of object storage servers comprise one or more first object storage servers in a first storage tier and one or more second object storage servers in a second storage tier, and wherein the first and second storage tiers comprise respective disjoint subsets of the plurality of object storage servers; wherein the first object storage servers are configured to interface with object storage targets of a first type and the second object storage servers are configured to interface with object storage targets of a second type different than the first type, wherein the object storage targets of the first type comprise respective non-volatile electronic storage devices, and wherein the first and second types of object storage targets provide respective different levels of performance; the metadata server further comprising a controller configured: the metadata server being implemented utilizing at least one processing device comprising a processor coupled to a memory.