+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-29 19:24:59.351 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-29 19:24:59.635 1 INFO cinder.rpc [None req-cc78a51c-f517-4c88-b303-516942ef268e - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-29 19:24:59.638 1 INFO cinder.rpc [None req-cc78a51c-f517-4c88-b303-516942ef268e - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-29 19:24:59.640 1 INFO cinder.rpc [None req-cc78a51c-f517-4c88-b303-516942ef268e - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-29 19:24:59.643 1 INFO cinder.rpc [None req-cc78a51c-f517-4c88-b303-516942ef268e - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-29 19:24:59.646 1 INFO cinder.rpc [None req-cc78a51c-f517-4c88-b303-516942ef268e - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-29 19:24:59.649 1 INFO cinder.rpc [None req-cc78a51c-f517-4c88-b303-516942ef268e - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-29 19:24:59.712 1 WARNING oslo_config.cfg [None req-cc78a51c-f517-4c88-b303-516942ef268e - - - - - -] 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.
2026-07-29 19:24:59.713 1 WARNING oslo_config.cfg [None req-cc78a51c-f517-4c88-b303-516942ef268e - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-29 19:24:59.724 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-07-29 19:24:59.748 1 INFO cinder.backup.manager [None req-4aa35786-ced9-4e2b-86aa-ebbe21ea37c7 - - - - - -] Cleaning up incomplete backup operations.
2026-07-29 19:24:59.809 1 INFO cinder.keymgr.migration [None req-b59dfe6d-1c48-49c1-bee1-e823bc811228 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.