+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-24 15:53:17.031 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-24 15:53:17.399 1 INFO cinder.rpc [None req-dfdf6967-ce73-4b70-83d2-72499465480d - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-24 15:53:17.404 1 INFO cinder.rpc [None req-dfdf6967-ce73-4b70-83d2-72499465480d - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-24 15:53:17.407 1 INFO cinder.rpc [None req-dfdf6967-ce73-4b70-83d2-72499465480d - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-24 15:53:17.410 1 INFO cinder.rpc [None req-dfdf6967-ce73-4b70-83d2-72499465480d - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-24 15:53:17.414 1 INFO cinder.rpc [None req-dfdf6967-ce73-4b70-83d2-72499465480d - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-24 15:53:17.418 1 INFO cinder.rpc [None req-dfdf6967-ce73-4b70-83d2-72499465480d - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-24 15:53:17.494 1 WARNING oslo_config.cfg [None req-dfdf6967-ce73-4b70-83d2-72499465480d - - - - - -] 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.
2026-08-24 15:53:17.495 1 WARNING oslo_config.cfg [None req-dfdf6967-ce73-4b70-83d2-72499465480d - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-24 15:53:17.506 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-08-24 15:53:17.539 1 INFO cinder.backup.manager [None req-c2cf54ad-e5b7-4d36-b93c-fef5d8f8aa45 - - - - - -] Cleaning up incomplete backup operations.
2026-08-24 15:53:17.621 1 INFO cinder.keymgr.migration [None req-f0518220-537a-41f7-b93b-3562ec774b2c - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.