Target discovery extension using log page storage tags
AssigneeDell Products L.P.
InventorsIgor Achkinazi, Lev Knopov, Vinay Rao Gudla
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AssigneeDell Products L.P.
InventorsIgor Achkinazi, Lev Knopov, Vinay Rao Gudla
Estimating the term…
An apparatus comprises at least one processing device that includes a processor coupled to a memory. The processing device is configured to receive in a host device, for a plurality of targets of a storage system, corresponding discovery log pages, to extract from the received discovery log pages respective storage tags for respective ones of the targets, and to control path selection for delivery of input-output operations from the host device to the targets based at least in part on the extracted storage tags. The targets illustratively comprise NVMe targets configured to store data of a plurality of logical storage volumes comprising respective NVMe namespaces of the storage system. In some embodiments, each of the storage tags indicates a failure domain of the corresponding target, such as a particular storage node, physical server or subnetwork of a storage system.
An apparatus comprising:
A computer program product comprising a non-transitory processor-readable storage medium having stored therein program code of one or more software programs, wherein the program code when executed by at least one processing device comprising a processor coupled to a memory, causes the at least one processing device:
A method comprising:
Dependencies are inferred from the claim text.