Bug 1315661

Summary: Migration failed between two Ceph back ends
Product: Red Hat OpenStack Reporter: Yogev Rabl <yrabl>
Component: openstack-cinderAssignee: Jon Bernard <jobernar>
Status: CLOSED DUPLICATE QA Contact: Yogev Rabl <yrabl>
Severity: medium Docs Contact:
Priority: medium    
Version: 8.0 (Liberty)CC: eharney, scohen, sgotliv, srevivo
Target Milestone: ---   
Target Release: 9.0 (Mitaka)   
Hardware: x86_64   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2016-07-26 13:38:06 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 1122356    
Attachments:
Description Flags
Cinder log during the migration
none
cinder volume log none

Description Yogev Rabl 2016-03-08 11:36:38 UTC
Created attachment 1134102 [details]
Cinder log during the migration

Description of problem:
A setup with 2 Ceph back ends failed to migrate a volume with using the retype function. 
Each back end has its own type set to it with volume_backend_name parameter.
The migration failed with no distinct error in the logs (see attachment) 



Version-Release number of selected component (if applicable):
python-cinder-7.0.1-6.el7ost.noarch
openstack-cinder-7.0.1-6.el7ost.noarch

How reproducible:
100%

Steps to Reproduce:
1. Create a volume with a type linked to a back end
2. Retype the volume


Actual results:
The migration failed

Expected results:
The volume should migrate to the other Ceph cluster

Additional info:

Comment 2 Yogev Rabl 2016-03-08 12:25:26 UTC
Created attachment 1134130 [details]
cinder volume log