+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-10 10:17:13.712 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-10 10:17:13.988 1 INFO cinder.rpc [None req-35001c4a-0b6a-48b0-b25e-d3959554371b - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-10 10:17:13.991 1 INFO cinder.rpc [None req-35001c4a-0b6a-48b0-b25e-d3959554371b - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-10 10:17:13.993 1 INFO cinder.rpc [None req-35001c4a-0b6a-48b0-b25e-d3959554371b - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-10 10:17:13.995 1 INFO cinder.rpc [None req-35001c4a-0b6a-48b0-b25e-d3959554371b - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-10 10:17:13.999 1 INFO cinder.rpc [None req-35001c4a-0b6a-48b0-b25e-d3959554371b - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-10 10:17:14.001 1 INFO cinder.rpc [None req-35001c4a-0b6a-48b0-b25e-d3959554371b - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-10 10:17:14.066 1 WARNING oslo_config.cfg [None req-35001c4a-0b6a-48b0-b25e-d3959554371b - - - - - -] 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.
2026-06-10 10:17:14.067 1 WARNING oslo_config.cfg [None req-35001c4a-0b6a-48b0-b25e-d3959554371b - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-10 10:17:14.075 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-06-10 10:17:14.100 1 INFO cinder.backup.manager [None req-c211450d-072b-46ac-b449-8b3b32f44fcd - - - - - -] Cleaning up incomplete backup operations.
2026-06-10 10:17:14.162 1 INFO cinder.keymgr.migration [None req-6a8c5019-85f4-4ac1-971b-964de525d531 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.