Why is RHEV-M reporting "Can't persist task" and "Read-only file system" errors in the SPM host?

Solution Verified - Updated -

Issue

  • Why in RHEV-M reporting the following errors on the SPM host?

    VDSM host1 command failed: Can't persist task: (u'5cdb9127-4249-4f13-bbf8-bf75b27a3ae3: cannot access/create taskdir /rhev/data-center/e7851520-4a55-4ac0-91ea-7342988fa12f/mastersd/master/tasks/5cdb9127-4249-4f13-bbf8-bf75b27a3ae3: [Errno 30] Read-only file system',)
    

Environment

  • Red Hat Enterprise Virtualization 3.x.
  • Thinly provisioned LUNs.

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