+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-23 17:16:43.458 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-23 17:16:43.747 1 INFO cinder.rpc [None req-783c2a8a-5496-4f7c-b6e2-ff0b1ace89ff - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-23 17:16:43.750 1 INFO cinder.rpc [None req-783c2a8a-5496-4f7c-b6e2-ff0b1ace89ff - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-23 17:16:43.753 1 INFO cinder.rpc [None req-783c2a8a-5496-4f7c-b6e2-ff0b1ace89ff - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-23 17:16:43.755 1 INFO cinder.rpc [None req-783c2a8a-5496-4f7c-b6e2-ff0b1ace89ff - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-23 17:16:43.758 1 INFO cinder.rpc [None req-783c2a8a-5496-4f7c-b6e2-ff0b1ace89ff - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-23 17:16:43.761 1 INFO cinder.rpc [None req-783c2a8a-5496-4f7c-b6e2-ff0b1ace89ff - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-23 17:16:43.826 1 WARNING oslo_config.cfg [None req-783c2a8a-5496-4f7c-b6e2-ff0b1ace89ff - - - - - -] 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 17:16:43.828 1 WARNING oslo_config.cfg [None req-783c2a8a-5496-4f7c-b6e2-ff0b1ace89ff - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-23 17:16:43.838 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-23 17:16:43.863 1 INFO cinder.backup.manager [None req-3f0113b7-8fd5-475e-9a93-ee8390dd3bd0 - - - - - -] Cleaning up incomplete backup operations.
2026-04-23 17:16:43.927 1 INFO cinder.keymgr.migration [None req-37c99ab1-c009-4e2f-bbc1-e894a9130616 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.