+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-26 15:10:15.522 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-26 15:10:15.842 1 INFO cinder.rpc [None req-f5ff8660-1cc0-4ad2-8590-bb28e87380b0 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-26 15:10:15.846 1 INFO cinder.rpc [None req-f5ff8660-1cc0-4ad2-8590-bb28e87380b0 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-26 15:10:15.849 1 INFO cinder.rpc [None req-f5ff8660-1cc0-4ad2-8590-bb28e87380b0 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-26 15:10:15.852 1 INFO cinder.rpc [None req-f5ff8660-1cc0-4ad2-8590-bb28e87380b0 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-26 15:10:15.856 1 INFO cinder.rpc [None req-f5ff8660-1cc0-4ad2-8590-bb28e87380b0 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-26 15:10:15.859 1 INFO cinder.rpc [None req-f5ff8660-1cc0-4ad2-8590-bb28e87380b0 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-26 15:10:15.935 1 WARNING oslo_config.cfg [None req-f5ff8660-1cc0-4ad2-8590-bb28e87380b0 - - - - - -] 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.
2026-04-26 15:10:15.937 1 WARNING oslo_config.cfg [None req-f5ff8660-1cc0-4ad2-8590-bb28e87380b0 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-26 15:10:15.945 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-26 15:10:15.972 1 INFO cinder.backup.manager [None req-fc698e1b-e730-42a6-99b1-3685761a7f49 - - - - - -] Cleaning up incomplete backup operations.
2026-04-26 15:10:16.044 1 INFO cinder.keymgr.migration [None req-86fbef8f-16a7-48bf-ac8a-97961428d1a3 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.