IJ31902: ON A REPLICATED FILE SYSTEM, BOTH REPLICA COULD BE PLACED IN THE SAME FAILURE GROUP.

APAR status

• Closed as program error.

Error description

• There is a small possibility for both replica
  to be placed in the same failure group
  when there is a disk configuration change
  and one failure group is low on free space.
  

Local fix

• Avoid delete disk when one failure group
  is low on free space
  

Problem summary

• There is a small possibility for both replica
  to be placed in the same failure group
  when there is a disk configuration change
  and one failure group is low on free space.
  

Problem conclusion

• Benefits of the solution:
  Ensure proper replication during disk
  configuration change.
  
  Work Around:
  Avoid delete disk when one failure group
  is low on free space
  
  Problem trigger:
  Disk configuration change via
  mmdeldisk, mmchdisk.
  
  Symptom:
  Unexpected Results/Behavior
  
  Platforms affected:
  ALL Operating System environments
  
  Functional Area affected:
  All Scale Users
  
  Customer Impact:
  Critical
  

Temporary fix

Comments

APAR Information

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

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

Fix information

• Fixed component name

  SPEC SCALE STD

• Fixed component ID

  5737F33AP

Applicable component levels