+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-19 17:29:31.236 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-19 17:29:31.492 1 INFO cinder.rpc [None req-a46b7f32-6c12-48be-bd47-cbfc851e0d87 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-19 17:29:31.494 1 INFO cinder.rpc [None req-a46b7f32-6c12-48be-bd47-cbfc851e0d87 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-19 17:29:31.496 1 INFO cinder.rpc [None req-a46b7f32-6c12-48be-bd47-cbfc851e0d87 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-19 17:29:31.498 1 INFO cinder.rpc [None req-a46b7f32-6c12-48be-bd47-cbfc851e0d87 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-09-19 17:29:31.500 1 INFO cinder.rpc [None req-a46b7f32-6c12-48be-bd47-cbfc851e0d87 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-19 17:29:31.503 1 INFO cinder.rpc [None req-a46b7f32-6c12-48be-bd47-cbfc851e0d87 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-19 17:29:31.563 1 WARNING oslo_config.cfg [None req-a46b7f32-6c12-48be-bd47-cbfc851e0d87 - - - - - -] 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.
2026-09-19 17:29:31.563 1 WARNING oslo_config.cfg [None req-a46b7f32-6c12-48be-bd47-cbfc851e0d87 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-19 17:29:31.571 1 INFO cinder.service [-] Starting cinder-backup node (version 26.3.0)
2026-09-19 17:29:31.594 1 INFO cinder.backup.manager [None req-cbe171dd-59d0-4178-8240-935cc3df7d36 - - - - - -] Cleaning up incomplete backup operations.
2026-09-19 17:29:31.633 1 INFO cinder.keymgr.migration [None req-d94f7171-08db-4004-8f6e-831ab0934b03 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.