+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-15 03:11:47.483 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-15 03:11:47.766 1 INFO cinder.rpc [None req-a6cf4a24-59cf-4851-9096-17404e38a083 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-15 03:11:47.769 1 INFO cinder.rpc [None req-a6cf4a24-59cf-4851-9096-17404e38a083 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-15 03:11:47.771 1 INFO cinder.rpc [None req-a6cf4a24-59cf-4851-9096-17404e38a083 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-15 03:11:47.774 1 INFO cinder.rpc [None req-a6cf4a24-59cf-4851-9096-17404e38a083 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-15 03:11:47.777 1 INFO cinder.rpc [None req-a6cf4a24-59cf-4851-9096-17404e38a083 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-15 03:11:47.779 1 INFO cinder.rpc [None req-a6cf4a24-59cf-4851-9096-17404e38a083 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-15 03:11:47.849 1 WARNING oslo_config.cfg [None req-a6cf4a24-59cf-4851-9096-17404e38a083 - - - - - -] 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.
2026-08-15 03:11:47.850 1 WARNING oslo_config.cfg [None req-a6cf4a24-59cf-4851-9096-17404e38a083 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-15 03:11:47.860 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.25)
2026-08-15 03:11:47.884 1 INFO cinder.backup.manager [None req-c1d32358-191e-49a1-834a-6baf8386a45e - - - - - -] Cleaning up incomplete backup operations.
2026-08-15 03:11:47.957 1 INFO cinder.keymgr.migration [None req-17eb70f7-93d3-4fbd-9f6b-48039f4055a5 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.