I/O failures during an ALUA state change may be returned to the application instead of retried

Applies to: Windows Server 2008 R2 EnterpriseWindows Server 2008 R2 StandardWindows Server 2012 Essentials More

Symptoms


If an ALUA state transition is triggered, such as when Windows receives the error 0x06/0x2A/0x06 - UNIT ATTENTION/ASYMMETRIC ACCESS STATE CHANGED, a failure during the retry attempt may not be retried on a different path, and instead returned to the application.

Status


This is a known issue.