+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-24 17:54:29.815 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-24 17:54:30.055 1 INFO cinder.rpc [None req-be811656-4f93-4cc2-953c-64a1464c7ead - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-24 17:54:30.058 1 INFO cinder.rpc [None req-be811656-4f93-4cc2-953c-64a1464c7ead - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-07-24 17:54:30.063 1 INFO cinder.rpc [None req-be811656-4f93-4cc2-953c-64a1464c7ead - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-24 17:54:30.066 1 INFO cinder.rpc [None req-be811656-4f93-4cc2-953c-64a1464c7ead - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-07-24 17:54:30.071 1 INFO cinder.rpc [None req-be811656-4f93-4cc2-953c-64a1464c7ead - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-24 17:54:30.076 1 INFO cinder.rpc [None req-be811656-4f93-4cc2-953c-64a1464c7ead - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-24 17:54:30.154 1 WARNING oslo_config.cfg [None req-be811656-4f93-4cc2-953c-64a1464c7ead - - - - - -] 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.
2026-07-24 17:54:30.155 1 WARNING oslo_config.cfg [None req-be811656-4f93-4cc2-953c-64a1464c7ead - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-24 17:54:30.168 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-07-24 17:54:30.188 1 INFO cinder.backup.manager [None req-60e4ee66-c930-4d4c-ab1f-ca30287b448b - - - - - -] Cleaning up incomplete backup operations.
2026-07-24 17:54:30.354 1 INFO cinder.keymgr.migration [None req-12d97e73-96cc-4ae2-9f84-947213423ea7 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.