+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-29 15:42:22.757 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-29 15:42:23.035 1 INFO cinder.rpc [None req-b83fc222-e970-4daa-b626-d5869d75d3d9 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-29 15:42:23.037 1 INFO cinder.rpc [None req-b83fc222-e970-4daa-b626-d5869d75d3d9 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-29 15:42:23.040 1 INFO cinder.rpc [None req-b83fc222-e970-4daa-b626-d5869d75d3d9 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-29 15:42:23.042 1 INFO cinder.rpc [None req-b83fc222-e970-4daa-b626-d5869d75d3d9 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-29 15:42:23.044 1 INFO cinder.rpc [None req-b83fc222-e970-4daa-b626-d5869d75d3d9 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-29 15:42:23.046 1 INFO cinder.rpc [None req-b83fc222-e970-4daa-b626-d5869d75d3d9 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-29 15:42:23.112 1 WARNING oslo_config.cfg [None req-b83fc222-e970-4daa-b626-d5869d75d3d9 - - - - - -] 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.
2026-04-29 15:42:23.113 1 WARNING oslo_config.cfg [None req-b83fc222-e970-4daa-b626-d5869d75d3d9 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-29 15:42:23.123 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-29 15:42:23.148 1 INFO cinder.backup.manager [None req-c21ea3c6-4f80-4471-86a1-3b19b5168ee9 - - - - - -] Cleaning up incomplete backup operations.
2026-04-29 15:42:23.209 1 INFO cinder.keymgr.migration [None req-b23720e3-b618-4c37-b275-58883c51f8b4 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.