Patent ID: 8452936
Filing Date: 2013-05-28
Classification: G06F

Abstract:
1. A method of managing resets in a system using shared storage, comprising: receiving a reset instruction from a first node of a plurality of nodes that share a storage device; resetting at least a portion of the storage device in response to receiving the reset instruction; aborting a queued I/O command associated with the storage device in response to receiving the reset instruction, the queued I/O command received from a second node of the plurality of nodes; starting a reset notification timer having a defined duration in response to receiving the reset instruction; receiving an I/O command from the second node during the duration of the reset notification timer; and in response to receiving the I/O command from the second node, notifying, by the storage device, the second node of the storage device reset such that the second node can determine that the queued I/O command was aborted.