IJ36560: FIX SLOW FILE OPENS ON WINDOWS.

APAR status

• Closed as program error.

Error description

• If a workload involves opening and creating lots of files
  concurrently under the same directory, some of the opens
  may suffer high open times.
  

Local fix

Problem summary

• If a workload involves opening and
  creating lots of files concurrently
  under the same directory, some of
  the opens may suffer high open times.
  

Problem conclusion

• This problem is fixed in 5.0.5  PTF 14
  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:
  Improved file open performance for
  highly-concurrent workloads.
  
  Work Around: None.
  
  Problem trigger:
  Workload that creates and opens many file
  concurrently in the same directory path.
  
  Symptom:
  Performance Impact/Degradation.
  
  Platforms affected: Windows/x86_64 only.
  Functional Area affected: All Scale Users.
  Customer Impact: Suggested.
  

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