During FabricPool S3 object store unavailable Windows SAN host reported filesystem corruption

Last updated
Save as PDF
Share
1. Share
2. Tweet
3. Share

Views:: 351

Visibility:: Public

Votes:: 1

Category:: ontap-9

Specialty:: san

Last Updated:

Applies to

FabricPool
ONTAP 9
SAN
Windows

Issue

FabricPool in SAN environment with Windows host
When object storage in the Fabric Pool experiences extended unavailability, it might result in corruption of the Windows filesystem in the intended LUN.
Files of the disk (NetApp LUN) on Windows host may be inaccessible or disappear
Window host reports below events:
- Event ID 55: It is reported if the operating system detects the file system structure on the disk is corrupt and unusable.
- Event ID 7: Disk has a bad block" warning (Example: The device, \Device\Harddisk0\DR0, is a bad block)
ONTAP EMS event log:

[cluster: OscHighPriThreadPool: object.store.unavailable:EMERGENCY]: Unable to connect to the object store "FabricPool_OBJ" from node c7495f2d-0154-11e8-bf6a-xxxxxxxxxxxx. Reason: Internal server error. [cluster: OscHighPriThreadPool: object.store.unavailable:EMERGENCY]: Unable to connect to the object store "FabricPool_OBJ" from node c7495f2d-0154-11e8-bf6a-xxxxxxxxxxxx. Reason: Operation Timedout.