Microsoft Server 2012 R2 Hyper-V can't discover LUN from storage

Publication Date:  2014-09-19 Views:  351 Downloads:  4
Issue Description
Environment:
OS: Microsoft Server 2012 R2 Hyper-V
HBA: Qlogic QLE10522
Fabric switch: Brocade
Storage: OceanStor S2200T V100R005C01

Symptom:
    Hyper-V can’t discover LUN from storage.

Alarm Information
no
Handling Process
Solution:
Update the driver of Brocade switch to 9.1.11.24.
http://driverdownloads.qlogic.com/QLogicDriverDownloads_UI/SearchByProduct.aspx?ProductCategory=39&Product=1183&Os=194
Root Cause
Root cause:
    Brocade has a bug that the Fibre Channel STOR miniport driver for Windows Server 2012 R2 not available via Microsoft
Suggestions
if storage can map to physical server, this problem maybe caused by virtual configration or FC swtich or HBA driver, please check it one by one

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