IJ45040: GPFS ASSERT EXP(GETDEENTTYPE() == DETUNLUCKY)

APAR status

• Closed as program error.

Error description

• GPFS Version:
  5.1.4.1
  
  Symptom:
  Assert exp(getDeEntType() == detUnlucky) in
  /project/sprelgpfs514/build/rgpfs514s001f/src/avs/fs/mmfs
  /ts/fs/Direct.h
  

Local fix

• dev will update xapar info
  

Problem summary

• GPFS daemon assert: exp(getDeEntType() == detUnlucky) in
  Direct.h. This could occur when there are concurrent access to
  the same directory with one node perform delete on a file while
  another node try to create the same file.
  

Problem conclusion

• This problem is fixed in 5.1.2.12 
  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:
  Prevent unexpected GPFS daemon assert.
  
  Work Around:
  Avoid delete/create same file in a directory from multiple nodes
  at same time.
  
  Problem trigger:
  Concurrent delete/create of same file in a directory from
  multiple nodes.
  
  Symptom:
  Abend/Crash
  
  Platforms affected:
  ALL Operating System environments
  
  Functional Area affected:
  All Scale Users
  
  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 ADV

• Fixed component ID

  5737F35AP

Applicable component levels