ASM DROPS DISKS EVEN AFTER CONFINEMENT OFFLINE IS CLEARED (Doc ID 1663577.1)

Last updated on APRIL 25, 2014

Applies to:

Exadata X3-2 Hardware - Version All Versions to All Versions [Release All Releases]
Information in this document applies to any platform.

Symptoms

<p >*Symptoms
<span >Briefly describe the symptoms of the problem. Remember to delete any customer specific information

The disks enter into confined offline. The alert is cleared in the alerthistory after a short time.
But ASM  dropped the disk after disk repair time

 

Alerthistory.out

76_1     2014-04-08T14:06:16+02:00     info         "Data hard disk entered confinement status. The LUN 0_8 changed status to warning - confinedOnline. CellDisk changed status to normal - confinedOnline.

76_2     2014-04-09T11:55:53+02:00     warning      "Data hard disk entered confinement offline status. The LUN 0_8 changed status to warning - confinedOffline. CellDisk changed status to normal - confinedOffline.

76_3     2014-04-09T12:07:25+02:00     clear        "Data hard disk status changed to normal.



From above we can see that the alert is cleared at 2014-04-09T12:07:25

From ASM alert log we can see that the disks were droped

 

Cause

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