+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-18 01:57:54.355 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-18 01:57:54.586 1 INFO cinder.rpc [None req-adad1193-ad67-4ffc-b2ca-94622c01a1ab - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-18 01:57:54.589 1 INFO cinder.rpc [None req-adad1193-ad67-4ffc-b2ca-94622c01a1ab - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-09-18 01:57:54.591 1 INFO cinder.rpc [None req-adad1193-ad67-4ffc-b2ca-94622c01a1ab - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-18 01:57:54.594 1 INFO cinder.rpc [None req-adad1193-ad67-4ffc-b2ca-94622c01a1ab - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-09-18 01:57:54.597 1 INFO cinder.rpc [None req-adad1193-ad67-4ffc-b2ca-94622c01a1ab - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-18 01:57:54.600 1 INFO cinder.rpc [None req-adad1193-ad67-4ffc-b2ca-94622c01a1ab - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-18 01:57:54.667 1 WARNING oslo_config.cfg [None req-adad1193-ad67-4ffc-b2ca-94622c01a1ab - - - - - -] 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.
2026-09-18 01:57:54.668 1 WARNING oslo_config.cfg [None req-adad1193-ad67-4ffc-b2ca-94622c01a1ab - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-18 01:57:54.677 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.9)
2026-09-18 01:57:54.697 1 INFO cinder.backup.manager [None req-920d7524-31f1-41e1-8767-2233031345b1 - - - - - -] Cleaning up incomplete backup operations.
2026-09-18 01:57:54.880 1 INFO cinder.keymgr.migration [None req-c8485183-f856-4887-8151-5e29f1a8103f - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.