+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-15 03:31:44.613 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-15 03:31:44.911 1 INFO cinder.rpc [None req-d4b1feb0-a5cb-482f-8f5c-6c43ecb16963 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-15 03:31:44.914 1 INFO cinder.rpc [None req-d4b1feb0-a5cb-482f-8f5c-6c43ecb16963 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-15 03:31:44.917 1 INFO cinder.rpc [None req-d4b1feb0-a5cb-482f-8f5c-6c43ecb16963 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-15 03:31:44.920 1 INFO cinder.rpc [None req-d4b1feb0-a5cb-482f-8f5c-6c43ecb16963 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-15 03:31:44.923 1 INFO cinder.rpc [None req-d4b1feb0-a5cb-482f-8f5c-6c43ecb16963 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-15 03:31:44.926 1 INFO cinder.rpc [None req-d4b1feb0-a5cb-482f-8f5c-6c43ecb16963 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-15 03:31:44.996 1 WARNING oslo_config.cfg [None req-d4b1feb0-a5cb-482f-8f5c-6c43ecb16963 - - - - - -] 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.
2026-04-15 03:31:44.997 1 WARNING oslo_config.cfg [None req-d4b1feb0-a5cb-482f-8f5c-6c43ecb16963 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-15 03:31:45.005 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-15 03:31:45.032 1 INFO cinder.backup.manager [None req-1495e2cb-e425-4cf6-ba16-71a109084b3d - - - - - -] Cleaning up incomplete backup operations.
2026-04-15 03:31:45.105 1 INFO cinder.keymgr.migration [None req-e0014ea2-d9a1-4316-aba1-a64a42d138b0 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.