+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-21 03:28:02.319 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-21 03:28:02.601 1 INFO cinder.rpc [None req-becddcb7-495b-449b-b8d6-e669c8f71785 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-21 03:28:02.604 1 INFO cinder.rpc [None req-becddcb7-495b-449b-b8d6-e669c8f71785 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-21 03:28:02.607 1 INFO cinder.rpc [None req-becddcb7-495b-449b-b8d6-e669c8f71785 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-21 03:28:02.609 1 INFO cinder.rpc [None req-becddcb7-495b-449b-b8d6-e669c8f71785 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-21 03:28:02.611 1 INFO cinder.rpc [None req-becddcb7-495b-449b-b8d6-e669c8f71785 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-21 03:28:02.614 1 INFO cinder.rpc [None req-becddcb7-495b-449b-b8d6-e669c8f71785 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-21 03:28:02.680 1 WARNING oslo_config.cfg [None req-becddcb7-495b-449b-b8d6-e669c8f71785 - - - - - -] 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.
2026-05-21 03:28:02.682 1 WARNING oslo_config.cfg [None req-becddcb7-495b-449b-b8d6-e669c8f71785 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-21 03:28:02.691 1 INFO cinder.service [-] Starting cinder-backup node (version 26.2.1)
2026-05-21 03:28:02.729 1 INFO cinder.backup.manager [None req-fe4fc973-30c9-4b48-bba7-2c0e06bc6acc - - - - - -] Cleaning up incomplete backup operations.
2026-05-21 03:28:02.790 1 INFO cinder.keymgr.migration [None req-3cd361ee-4dfc-41ea-be7a-9af06b0d6a20 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.