[PCA 2.3.1 ] Refreshing the external Storage fails with "Child job XX fail reason: Default access group @ OVCA_ZFSSA_Rack1 <XX> is locked.

(Doc ID 2330118.1)

Last updated on DECEMBER 13, 2017

Applies to:

Private Cloud Appliance - Version 2.3.1 to 2.3.1 [Release 2.0]
Linux x86-64

Symptoms

This note only applies to PCA 2.3.1 - Lower versions are unaffected.

 On Oracle Private Cloud Appliance, when performing a refresh of the external storage, the refresh job fails with the following kind of error message :

Message:
Child job 1509018896226 fail reason: Default access group @ OVCA_ZFSSA_Rack1 <5119> is locked. job info: job id(time):1509018896225 name:ServerRefreshStorageLayerDbImpl_1509018896222 description:OVMJOB_1251J Refresh Storage Layer for Server: ovcacn26r1, Storage array: Unmanaged FibreChannel Storage Array Thu Oct 26 11:55:42 UTC 2017
Child job 1509018896229 fail reason: Default access group @ OVCA_ZFSSA_Rack1 <5119> is locked. job info: job id(time):1509018896258 name:ServerRefreshStorageLayerDbImpl_1509018896257 description:OVMJOB_1251J Refresh Storage Layer for Server: ovcacn08r1, Storage array: Unmanaged FibreChannel Storage Array Thu Oct 26 11:55:34 UTC 2017
Child job 1509018896231 fail reason: Default access group @ OVCA_ZFSSA_Rack1 <5119> is locked. job info: job id(time):1509018896225 name:ServerRefreshStorageLayerDbImpl_1509018896222 description:OVMJOB_1251J Refresh Storage Layer for Server: ovcacn26r1, Storage array: Unmanaged FibreChannel Storage Array Thu Oct 26 11:55:38 UTC 2017
Child job 1509018896256 fail reason: Default access group @ OVCA_ZFSSA_Rack1 <5119> is locked. job info: job id(time):1509018896258 name:ServerRefreshStorageLayerDbImpl_1509018896257 description:OVMJOB_1251J Refresh Storage Layer for Server: ovcacn08r1, Storage array: Unmanaged FibreChannel Storage Array Thu Oct 26 11:55:33 UTC 2017
Child job 1509018896277 fail reason: Default access group @ OVCA_ZFSSA_Rack1 <5119> is locked. job info: job id(time):1509018896258 name:ServerRefreshStorageLayerDbImpl_1509018896257 description:OVMJOB_1251J Refresh Storage Layer for Server: ovcacn08r1, Storage array: Unmanaged FibreChannel Storage Array Thu Oct 26 11:55:35 UTC 2017

Note that :

  • it is not always the same compute node failing the disk rescan
  • It is always the Internal ZFS SA's access group which causes the failure.

 

Cause

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