IV80637: ROOTVG LOSS IS NOT DETECTED APPLIES TO AIX 7100-04

APAR status

• Closed as program error.

Error description

• ***************************************************************
  * USERS AFFECTED:
  * Systems running the AIX 7100-04 Technology Level
  * with bos.cluster.rte at the 7.1.4.0 or 7.1.4.1 level.
  ***************************************************************
  * PROBLEM DESCRIPTION:
  * PowerHA fails to panic a node when there is a loss of
  rootvg.
  * When there is failed I/O to a vg, disk down and vg down
  * events are not generated.
  *
  * This only affects PowerHA running on AIX 7.1 TL4 and AIX
  7.2.
  *
  * With PowerHA 7.2, rootvg is marked as a Critical VG by
  * default, which will correctly cause the node to panic,
  * despite this defect.
  ***************************************************************
  * RECOMMENDATION:
  * Install APAR IV80637.
  * Prior to fix availability, an interim fix is available from
  * either
  * ftp://aix.software.ibm.com/aix/ifixes/iv80637/
  * https://aix.software.ibm.com/aix/ifixes/iv80637/
  * Installation of the ifix requires a reboot.
  ***************************************************************
  

Local fix

Problem summary

• ***************************************************************
  * USERS AFFECTED:
  * Systems running the AIX 7100-04 Technology Level
  * with bos.cluster.rte at the 7.1.4.0 or 7.1.4.1 level.
  ***************************************************************
  * PROBLEM DESCRIPTION:
  * PowerHA fails to panic a node when there is a loss of
  rootvg.
  * When there is failed I/O to a vg, disk down and vg down
  * events are not generated.
  *
  * This only affects PowerHA running on AIX 7.1 TL4 and AIX
  7.2.
  *
  * With PowerHA 7.2, rootvg is marked as a Critical VG by
  * default, which will correctly cause the node to panic,
  * despite this defect.
  ***************************************************************
  * RECOMMENDATION:
  * Install APAR IV80637.
  * Prior to fix availability, an interim fix is available from
  * either
  * ftp://aix.software.ibm.com/aix/ifixes/iv80637/
  * https://aix.software.ibm.com/aix/ifixes/iv80637/
  * Installation of the ifix requires a reboot.
  ***************************************************************
  

Problem conclusion

• Added generation of disk down events for local disks.
  

Temporary fix

• *********
  * HIPER *
  *********
  

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

  IV80883 IV81001

Fix information

• Fixed component name

  AIX V7.1

• Fixed component ID

  5765H4000

Applicable component levels

• R710 PSY U862904

     UP16/10/25 I 1000 «