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Failed to Start Reconstruction of Virtual Drive - Adding a hot-spare manually (Doc ID 1505157.1)

Last updated on JANUARY 30, 2013

Applies to:

Oracle Exadata Storage Server Software - Version 11.2.2.4.2 to 11.2.3.1.0 [Release 11.2]
Linux x86-64
The following Exadata images are confirmed to see this issue: 11.2.2.4.2, 11.2.3.1.0

Symptoms

As described in "Known Issues" note for Exadata software image 11.2.3.2.0 (<note 1468877.1>), it is possible the upgrade to Exadata Database Server software image 11.2.3.2.0 fails in adding the hot-spare to the hardware RAID5 (HW RAID5). In that same note (<note 1468877.1>) a manual procedure describes what steps the operator should execute to add the hot-spare to the HW RAID5.  However in some cases the manual adding of the hot-spare to the HW RAID5 may also fail and the following message maybe seen in some rare cases:


So far, the following Exadata images are confirmed to see this issue upgrading to 11.2.3.2.0: 11.2.2.4.2, 11.2.3.1.0. However, it expected more image versions are impacted. 


 

Changes

This is seen in rare cases after upgrading the Exadata database servers to 11.2.3.2.0

Cause

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In this Document
Symptoms
Changes
Cause
Solution
 Applying the workaround
 1. Obtain the current coercion mode
 2. Disable and check the current coercion mode
 3. Add the disk while the coercion mode is disabled
 4. Restore the coercion mode
 5. Wait for completion of the HW RAID reconstruction
 6. Reboot the database server to make the operating system see the new size of the HW RAID5.
References

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