METHOD AND SYSTEM FOR TRANSPARENTLY MIGRATING STORAGE OBJECTS BETWEEN NODES IN A CLUSTERED STORAGE SYSTEM

Patent №

US 8,751,533

Granted

2014-06-10

Filed 2009

Owner

NETAPP, INC.

Lab

AI components

1

planning

Assignment

Recorded

Dataset

AIPD

2023_r1 edition

Application

12626551

A method and system are provided for transparently migrating a storage object (aggregate) between nodes by one of the nodes (source), automatically verifying another node (destination) is configured to service the aggregate, and changing ownership of the aggregate based on the verifying to enable servicing of the aggregate at the destination. A cluster manager receives an aggregate migration request and provides the request to the source owning the aggregate. The source verifies the destination is configured according to a predetermined configuration for servicing the aggregate. Based on the verifying, the source offlines the aggregate and updates ownership information of the aggregate, thereafter allowing the destination to online the aggregate. The cluster manager provides the updated ownership information to all nodes in the cluster, so an access request intended for the aggregate may be received by any node and forwarded to the destination using the updated ownership information.

PlanningG06F 16/27G06F 3/061G06F 3/0647G06F 3/067G06F 7/00G06F 11/2033G06F 11/2092G06F 16/00+10 more

AI classification

Planning0.96
AI hardware0.06
Knowledge representation0.00
Evolutionary computation0.00
Vision0.00
Natural language0.00
Machine learning0.00
Speech0.00

Ownership

NETAPP, INC.

assignment · 322480813

Assignors

DHAVALE, POONAM, COATNEY, SUSAN M., WATANABE, STEVEN S.

On an employer assignment, the assignors are typically the inventors.

From the same owner

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