+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-03-01 21:36:12.582 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-03-01 21:36:12.857 1 INFO cinder.rpc [None req-689276cb-8cda-4d07-b8b4-8f6874ff378c - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-03-01 21:36:12.859 1 INFO cinder.rpc [None req-689276cb-8cda-4d07-b8b4-8f6874ff378c - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-03-01 21:36:12.862 1 INFO cinder.rpc [None req-689276cb-8cda-4d07-b8b4-8f6874ff378c - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-03-01 21:36:12.864 1 INFO cinder.rpc [None req-689276cb-8cda-4d07-b8b4-8f6874ff378c - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-03-01 21:36:12.867 1 INFO cinder.rpc [None req-689276cb-8cda-4d07-b8b4-8f6874ff378c - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-03-01 21:36:12.870 1 INFO cinder.rpc [None req-689276cb-8cda-4d07-b8b4-8f6874ff378c - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-03-01 21:36:12.929 1 WARNING oslo_config.cfg [None req-689276cb-8cda-4d07-b8b4-8f6874ff378c - - - - - -] 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.
2026-03-01 21:36:12.931 1 WARNING oslo_config.cfg [None req-689276cb-8cda-4d07-b8b4-8f6874ff378c - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-03-01 21:36:12.940 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-03-01 21:36:12.964 1 INFO cinder.backup.manager [None req-d8258a1c-2958-4e3b-a0fa-b0d2ef153a6b - - - - - -] Cleaning up incomplete backup operations.
2026-03-01 21:36:13.022 1 INFO cinder.keymgr.migration [None req-60277fb4-9967-4336-8cac-72e83a339bf8 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.