IJ49771: AFM OUTBAND METADATA PREFETCH HANGS

APAR status

• Closed as program error.

Error description

• AFM outband metadata prefetch hangs if there is an orphan file
  already exists for the entries in the list file. AFM orphan
  files have inode allocated but not initialized.
  

Local fix

Problem summary

• AFM outband metadata prefetch hangs if there is an orphan file
  already exists for the entries in the list file. AFM orphan
  files have inode allocated but not initialized.
  

Problem conclusion

• This problem is fixed in 5.1.9.2
  To see all Spectrum Scale APARs and their respective
  Fix solutions refer to page:
  https://public.dhe.ibm.com/storage/spectrumscale/spectrum_scale_
  apars.html
  
  Benefits of the solution:
  Fixed the code to check for orphan files and create the
  entries.
  
  Work Around:
  None
  
  Problem trigger:
  AFM outband metadata prefetch with orphan files
  
  Symptom:
  Deadlock
  
  Platforms affected:
  All OS environments
  
  Functional Area affected:
  AFM
  
  Customer Impact:
  High Importance
  

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