+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-23 15:06:56.275 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-23 15:06:56.562 1 INFO cinder.rpc [None req-cc9a6d47-08dd-4b22-afa3-81870922d497 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-23 15:06:56.565 1 INFO cinder.rpc [None req-cc9a6d47-08dd-4b22-afa3-81870922d497 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-23 15:06:56.568 1 INFO cinder.rpc [None req-cc9a6d47-08dd-4b22-afa3-81870922d497 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-23 15:06:56.570 1 INFO cinder.rpc [None req-cc9a6d47-08dd-4b22-afa3-81870922d497 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-23 15:06:56.579 1 INFO cinder.rpc [None req-cc9a6d47-08dd-4b22-afa3-81870922d497 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-23 15:06:56.583 1 INFO cinder.rpc [None req-cc9a6d47-08dd-4b22-afa3-81870922d497 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-23 15:06:56.646 1 WARNING oslo_config.cfg [None req-cc9a6d47-08dd-4b22-afa3-81870922d497 - - - - - -] 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.
2026-08-23 15:06:56.647 1 WARNING oslo_config.cfg [None req-cc9a6d47-08dd-4b22-afa3-81870922d497 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-23 15:06:56.656 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-08-23 15:06:56.681 1 INFO cinder.backup.manager [None req-724e3f7e-0a4c-470c-b6ff-4cd8807c75d8 - - - - - -] Cleaning up incomplete backup operations.
2026-08-23 15:06:56.740 1 INFO cinder.keymgr.migration [None req-80e694ef-3a9c-4c45-993c-3ff7c8ab05dd - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.