Comment 1 for bug 1456049

Failure with R2.20-23 Juno is happening for following reason:

root@cmbu-ceph-perf1:~# nova image-list
ERROR (ClientException): The server has either erred or is incapable of performing the requested operation. (HTTP 500) (Request-ID: req-934511e4-8fbb-4481-9458-ead7ffc377dd)

On running script manually, following logs are observed :

+ nova image-list
+ grep livemnfs
+ wc -l
ERROR (ClientException): An unexpected error prevented the server from fulfilling your request: (OperationalError) (2006, 'MySQL server has gone away') 'SELECT user.id AS user_id, user.name AS user_name, user.domain_id AS user_domain_id, user.password AS user_password, user.enabled AS user_enabled, user.extra AS user_extra, user.default_project_id AS user_default_project_id \nFROM user \nWHERE user.name = %s AND user.domain_id = %s' ('admin', 'default') (Disable debug mode to suppress these details.) (HTTP 500)
+ NUM_IMAGE_LIVEMNFS=0
+ glance image-create --name livemnfs --disk-format qcow2 --container-format ovf --file /tmp/livemnfs.qcow2 --is-public True
Error finding address for http://10.87.140.197:9292/v1/images: [Errno 111] Connection refused