Description of problem:
RHOS13 , 3 controllers , 2 computes + netapp as storage backend.
Multipath enabled .
How to reproduce:
Create an instance
Creave a volume.
Attach the volume to the instance
multipath -ll shows two path.
route the active path to l0 (black hole) and swichover occures , the path status changed to: failed faulty
and the other path comes to active.
detach existing volume - > works.
attach again - FAILS .
Version-Release number of selected component (if applicable):
Steps to Reproduce:
Created attachment 1517441 [details]
I tried another scenario :
On the controller side , route to l0 one of the active paths.
We have one of the path not usage , Tried to create a volume from image - Failed.
See attached logs - controller0.tar.gz
Created attachment 1518757 [details]