IJ55170: PERMISSION DENIED ERROR WITH NFSV4 DURING A 'GIT CLONE' OR FILE OPEN

APAR status

• Closed as program error.

Error description

• This issue often shows up when running git clone into an
  NFS-mounted directory.
  
  Below is an example of the error that may occur:
  $ git clone https://github.com/jupp0r/prometheus-cpp
  Cloning into 'prometheus-cpp'...
  remote: Enumerating objects: 5577, done.
  remote: Counting objects: 100% (1562/1562), done.
  remote: Compressing objects: 100% (373/373), done.
  remote: Total 5577 (delta 1287), reused 1189 (delta 1189),
  pack-reused 4015 (from 2)
  Receiving objects: 100% (5577/5577), 1.32 MiB | 7.94 MiB/s,
  done.
  fatal: could not open
  '/mnt/nfs4/prometheus-cpp/.git/objects/pack/tmp_pack_fADmRg' for
  reading: Permission denied
  fatal: fetch-pack: invalid index-pack output
  

Local fix

Problem summary

• This issue often shows up when running git clone into an
  NFS-mounted directory.
  Below is an example of the error that may occur:
  $ git clone https://github.com/jupp0r/prometheus-cpp
  Cloning into 'prometheus-cpp'...
  remote: Enumerating objects: 5577, done.
  remote: Counting objects: 100% (1562/1562), done.
  remote: Compressing objects: 100% (373/373), done.
  remote: Total 5577 (delta 1287), reused 1189 (delta 1189),
  pack-reused 4015 (from 2)
  Receiving objects: 100% (5577/5577), 1.32 MiB | 7.94 MiB/s,
  done.
  fatal: could not open
  '/mnt/nfs4/prometheus-cpp/.git/objects/pack/tmp_pack_fADmRg' for
  
  
  reading: Permission denied
  fatal: fetch-pack: invalid index-pack output
  

Problem conclusion

• This problem is fixed in 5.2.3.2 and 5.1.9.11
  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 avoid the problem
  
  Work Around:
  None
  
  Problem trigger:
  Permission denied error encountered during git clone
  
  Symptom:
  Permission denied error
  
  Platforms affected:
  Linux Only
  
  Functional Area affected:
  NFS
  
  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