+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-30 18:28:56.592 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-30 18:28:56.825 1 INFO cinder.rpc [None req-5137e186-a9cc-4539-9e04-f1876d58d6c1 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-30 18:28:56.829 1 INFO cinder.rpc [None req-5137e186-a9cc-4539-9e04-f1876d58d6c1 - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-06-30 18:28:56.832 1 INFO cinder.rpc [None req-5137e186-a9cc-4539-9e04-f1876d58d6c1 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-30 18:28:56.834 1 INFO cinder.rpc [None req-5137e186-a9cc-4539-9e04-f1876d58d6c1 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-06-30 18:28:56.837 1 INFO cinder.rpc [None req-5137e186-a9cc-4539-9e04-f1876d58d6c1 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-30 18:28:56.839 1 INFO cinder.rpc [None req-5137e186-a9cc-4539-9e04-f1876d58d6c1 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-30 18:28:56.890 1 WARNING oslo_config.cfg [None req-5137e186-a9cc-4539-9e04-f1876d58d6c1 - - - - - -] 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.
2026-06-30 18:28:56.891 1 WARNING oslo_config.cfg [None req-5137e186-a9cc-4539-9e04-f1876d58d6c1 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-30 18:28:56.906 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-06-30 18:28:56.925 1 INFO cinder.backup.manager [None req-68d46513-903a-4b0a-8cbe-f98ef7c15ae8 - - - - - -] Cleaning up incomplete backup operations.
2026-06-30 18:28:57.070 1 INFO cinder.keymgr.migration [None req-4b35b418-9728-4f8c-b969-c5e34af837ef - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.