+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-13 18:54:12.821 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-13 18:54:13.089 1 INFO cinder.rpc [None req-8a0354c2-3654-445c-b195-62f6d8eff097 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-13 18:54:13.091 1 INFO cinder.rpc [None req-8a0354c2-3654-445c-b195-62f6d8eff097 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-13 18:54:13.093 1 INFO cinder.rpc [None req-8a0354c2-3654-445c-b195-62f6d8eff097 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-13 18:54:13.098 1 INFO cinder.rpc [None req-8a0354c2-3654-445c-b195-62f6d8eff097 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-13 18:54:13.100 1 INFO cinder.rpc [None req-8a0354c2-3654-445c-b195-62f6d8eff097 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-13 18:54:13.103 1 INFO cinder.rpc [None req-8a0354c2-3654-445c-b195-62f6d8eff097 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-13 18:54:13.166 1 WARNING oslo_config.cfg [None req-8a0354c2-3654-445c-b195-62f6d8eff097 - - - - - -] 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.
2026-08-13 18:54:13.167 1 WARNING oslo_config.cfg [None req-8a0354c2-3654-445c-b195-62f6d8eff097 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-13 18:54:13.176 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-08-13 18:54:13.198 1 INFO cinder.backup.manager [None req-c2496dee-39ae-42c7-b366-1f8868a85ed3 - - - - - -] Cleaning up incomplete backup operations.
2026-08-13 18:54:13.260 1 INFO cinder.keymgr.migration [None req-a64982b4-e0bf-4485-a779-207151546643 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.