+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-23 08:08:35.266 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-23 08:08:35.547 1 INFO cinder.rpc [None req-7a90aec5-d7cb-4d0f-9b8b-fc646d3b740a - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-23 08:08:35.551 1 INFO cinder.rpc [None req-7a90aec5-d7cb-4d0f-9b8b-fc646d3b740a - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-23 08:08:35.554 1 INFO cinder.rpc [None req-7a90aec5-d7cb-4d0f-9b8b-fc646d3b740a - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-23 08:08:35.557 1 INFO cinder.rpc [None req-7a90aec5-d7cb-4d0f-9b8b-fc646d3b740a - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-23 08:08:35.560 1 INFO cinder.rpc [None req-7a90aec5-d7cb-4d0f-9b8b-fc646d3b740a - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-23 08:08:35.563 1 INFO cinder.rpc [None req-7a90aec5-d7cb-4d0f-9b8b-fc646d3b740a - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-23 08:08:35.794 1 WARNING oslo_config.cfg [None req-7a90aec5-d7cb-4d0f-9b8b-fc646d3b740a - - - - - -] 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.
2026-04-23 08:08:35.795 1 WARNING oslo_config.cfg [None req-7a90aec5-d7cb-4d0f-9b8b-fc646d3b740a - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-23 08:08:35.807 1 INFO cinder.service [-] Starting cinder-backup node (version 26.2.1)
2026-04-23 08:08:35.837 1 INFO cinder.backup.manager [None req-6ae131f1-85b0-4a76-b6bd-cc0592e8789c - - - - - -] Cleaning up incomplete backup operations.
2026-04-23 08:08:35.900 1 INFO cinder.keymgr.migration [None req-7c9730a8-5db5-4e91-bea5-aa345c11c95b - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.