+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-15 05:24:09.710 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-15 05:24:09.945 1 INFO cinder.rpc [None req-27bd5fb9-0c6a-4934-831d-044e3b5353b2 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-15 05:24:09.948 1 INFO cinder.rpc [None req-27bd5fb9-0c6a-4934-831d-044e3b5353b2 - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-07-15 05:24:09.952 1 INFO cinder.rpc [None req-27bd5fb9-0c6a-4934-831d-044e3b5353b2 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-15 05:24:09.954 1 INFO cinder.rpc [None req-27bd5fb9-0c6a-4934-831d-044e3b5353b2 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-07-15 05:24:09.957 1 INFO cinder.rpc [None req-27bd5fb9-0c6a-4934-831d-044e3b5353b2 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-15 05:24:09.961 1 INFO cinder.rpc [None req-27bd5fb9-0c6a-4934-831d-044e3b5353b2 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-15 05:24:10.012 1 WARNING oslo_config.cfg [None req-27bd5fb9-0c6a-4934-831d-044e3b5353b2 - - - - - -] 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.
2026-07-15 05:24:10.013 1 WARNING oslo_config.cfg [None req-27bd5fb9-0c6a-4934-831d-044e3b5353b2 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-15 05:24:10.025 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-07-15 05:24:10.044 1 INFO cinder.backup.manager [None req-b30669c9-b3d6-474f-a82a-ccd8756f7991 - - - - - -] Cleaning up incomplete backup operations.
2026-07-15 05:24:10.171 1 INFO cinder.keymgr.migration [None req-2e21a05a-967a-4c75-83d5-cd367899e834 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.