IJ49650: SUPPORT FOR FALLOCATE ON AFM CACHING MODE FILESETS(SW, IW MODES)

APAR status

• Closed as program error.

Error description

• Today fallocate is prevented on AFM caching modes because there
  is no guarantee that afmctl file is present on this mode and so
  can't take the chance to support it.
  

Local fix

Problem summary

• Today fallocate is prevented on AFM caching modes because there
  is no guarantee that afmctl file is present on this mode and so
  can't take the chance to support it.
  

Problem conclusion

• This problem is fixed in 5.1.2.15
  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:
  Fix this to send truncate to home site for caching modes.That
  way file at home will reflect correct size as atcache - but
  won't have data blocks allocated.
  
  Work around:
  None
  
  Problem trigger:
  Perform fallocate on AFM caching mode filesets (SW/IW)
  
  Symptom:
  Error output
  
  Platforms affected:
  ALL Operating System 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