EXADATA AUTO MANAGEMENT INITIATE DROP AND ADD OF THE GRIDDISKS (Doc ID 1599448.1)

Last updated on DECEMBER 09, 2013

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.2 to 11.2.0.3 [Release 11.2]
Oracle Exadata Hardware - Version 11.2.0.2 to 11.2.0.3 [Release 11.2]
Information in this document applies to any platform.

Symptoms

Details from ASM alert log :
====================

Wed Oct 30 13:18:33 2013
Starting background process XDWK
Wed Oct 30 13:18:33 2013
XDWK started with pid=33, OS id=5049
WARNING: Exadata Auto Management: OS PID: 5049 Operation ID: 2782: DROP and ADD disk DBFS_DG_CD_07_xxx in diskgroup DBFSEXP Failed
  SQL    :
  Cause  :
  Action : Check alert log to see why this operation failed.
           Also check process trace file for matching Operation ID.
WARNING: Exadata Auto Management: OS PID: 5049 Operation ID: 2786: DROP and ADD disk ARCH_CD_07_xxx in diskgroup ARCH Failed
  SQL    :
  Cause  :
  Action : Check alert log to see why this operation failed.
           Also check process trace file for matching Operation ID.
WARNING: Exadata Auto Management: OS PID: 5049 Operation ID: 2788: DROP and ADD disk ODSDATA_CD_07_xxx in diskgroup ODSDATA Failed
  SQL    :
  Cause  :
  Action : Check alert log to see why this operation failed.
           Also check process trace file for matching Operation ID.

 

Details from +ASM1_xdwk_2368 trace:
===============================

2013-10-30 10:33:01.075659 : kxdam_drop_add_disk: Disk DBFS_DG_CD_07_xxx dropped from Diskgroup DBFSEXP has a valid header.
Cannot add it to diskgroup due to inconsistent state
2013-10-30 10:33:01.076217 : kxdam_drop_add_disk: Operation ID: 2672: DROP and ADD disk DBFS_DG_CD_07_xxx in diskgroup DBFSEXP Failed.
 SQL    :
 Cause  :
 Action : Check alert log to see why this operation failed.
          Also check process trace file for matching Operation ID.
2013-10-30 10:33:01.080131 : kxdam_validate_online: Operation ID: 2672: DROP and ADD disk DBFS_DG_CD_07_xxx in diskgroup DBFSEXP Failed.
 SQL    :
 Cause  :
 Action : Check alert log to see why this operation failed.
          Also check process trace file for matching Operation ID.
2013-10-30 10:33:01.087534 : kxdam_drop_add_disk: Disk ARCH_CD_07_xxx dropped from Diskgroup ARCH has a valid header.
Cannot add it to diskgroup due to inconsistent state
2013-10-30 10:33:01.087602 : kxdam_drop_add_disk: Operation ID: 2676: DROP and ADD disk ARCH_CD_07_xxx in diskgroup ARCH Failed.
 SQL    :
 Cause  :
 Action : Check alert log to see why this operation failed.
          Also check process trace file for matching Operation ID.
2013-10-30 10:33:01.091574 : kxdam_validate_online: Operation ID: 2676: DROP and ADD disk ARCH_CD_07_xxx in diskgroup ARCH Failed.
 SQL    :
 Cause  :
 Action : Check alert log to see why this operation failed.
          Also check process trace file for matching Operation ID.
2013-10-30 10:33:01.098844 : kxdam_drop_add_disk: Disk ODSDATA_CD_07_xxx dropped from Diskgroup ODSDATA has a valid header.
Cannot add it to diskgroup due to inconsistent state
2013-10-30 10:33:01.098880 : kxdam_drop_add_disk: Operation ID: 2678: DROP and ADD disk ODSDATA_CD_07_xxx in diskgroup ODSDATA Failed.
 SQL    :
 Cause  :
 Action : Check alert log to see why this operation failed.
          Also check process trace file for matching Operation ID.
2013-10-30 10:33:01.102863 : kxdam_validate_online: Operation ID: 2678: DROP and ADD disk ODSDATA_CD_07_xxx in diskgroup ODSDATA Failed.

Cause

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