+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-12 05:20:47.697 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-12 05:20:47.967 1 INFO cinder.rpc [None req-b6d1f338-2930-4416-8fd1-685f03cce119 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-12 05:20:47.969 1 INFO cinder.rpc [None req-b6d1f338-2930-4416-8fd1-685f03cce119 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-12 05:20:47.971 1 INFO cinder.rpc [None req-b6d1f338-2930-4416-8fd1-685f03cce119 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-12 05:20:47.980 1 INFO cinder.rpc [None req-b6d1f338-2930-4416-8fd1-685f03cce119 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-12 05:20:47.982 1 INFO cinder.rpc [None req-b6d1f338-2930-4416-8fd1-685f03cce119 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-12 05:20:47.984 1 INFO cinder.rpc [None req-b6d1f338-2930-4416-8fd1-685f03cce119 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-12 05:20:48.055 1 WARNING oslo_config.cfg [None req-b6d1f338-2930-4416-8fd1-685f03cce119 - - - - - -] 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.
2026-08-12 05:20:48.056 1 WARNING oslo_config.cfg [None req-b6d1f338-2930-4416-8fd1-685f03cce119 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-12 05:20:48.067 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-08-12 05:20:48.100 1 INFO cinder.backup.manager [None req-c151c443-e7bf-4860-b014-600fbe9bc825 - - - - - -] Cleaning up incomplete backup operations.
2026-08-12 05:20:48.172 1 INFO cinder.keymgr.migration [None req-995c65af-a6b2-487b-9519-b55e27d56452 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.