+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-12 21:11:05.701 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-12 21:11:06.005 1 INFO cinder.rpc [None req-41457d48-95a2-4a8f-9fd5-77c9061492f9 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-12 21:11:06.008 1 INFO cinder.rpc [None req-41457d48-95a2-4a8f-9fd5-77c9061492f9 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-12 21:11:06.011 1 INFO cinder.rpc [None req-41457d48-95a2-4a8f-9fd5-77c9061492f9 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-12 21:11:06.014 1 INFO cinder.rpc [None req-41457d48-95a2-4a8f-9fd5-77c9061492f9 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-12 21:11:06.017 1 INFO cinder.rpc [None req-41457d48-95a2-4a8f-9fd5-77c9061492f9 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-12 21:11:06.020 1 INFO cinder.rpc [None req-41457d48-95a2-4a8f-9fd5-77c9061492f9 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-12 21:11:06.083 1 WARNING oslo_config.cfg [None req-41457d48-95a2-4a8f-9fd5-77c9061492f9 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated for removal (The auth_uri option is deprecated in favor of www_authenticate_uri and will be removed in the S  release.).  Its value may be silently ignored in the future.
2026-04-12 21:11:06.084 1 WARNING oslo_config.cfg [None req-41457d48-95a2-4a8f-9fd5-77c9061492f9 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-12 21:11:06.093 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-04-12 21:11:06.120 1 INFO cinder.backup.manager [None req-971be9ba-a184-4207-808c-0b99a3a705a9 - - - - - -] Cleaning up incomplete backup operations.
2026-04-12 21:11:06.182 1 INFO cinder.keymgr.migration [None req-9722d743-470b-403c-8b44-85368635f06d - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.