Unable to remove multipath devices on hypervisors after removing a LUN because there are still Logical Volumes active
Issue
- After removing a LUN, removing the multipath device fails on all hypervisors except for the one where the LUN / Storage Domain is removed (SPM)
- Steps to remove the LUN / Storage Domain
- Data Centers -> xxxx -> Storage -> xxxx
- Maintenance
- Detach
- Remove storage domain in RHV, format = yes
- On each hypervisor do:
- multipath -l "WWN". Note down /dev/sd devices in use by all the paths.
- multipath -f "WWN".
- for i in sdA sdB sdAA sdAB.....; do echo 1 > /sys/block/$i/device/delete; done
- Unexport VV (VLUN) on 3PAR
- Delete VV on 3PAR
Environment
- Red Hat Virtualization (RHV) 4.1
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