+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-25 15:28:35.144 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-25 15:28:35.369 1 INFO cinder.rpc [None req-a61d402f-d1d1-4b50-8be7-4932c301d57c - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-25 15:28:35.373 1 INFO cinder.rpc [None req-a61d402f-d1d1-4b50-8be7-4932c301d57c - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-25 15:28:35.378 1 INFO cinder.rpc [None req-a61d402f-d1d1-4b50-8be7-4932c301d57c - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-25 15:28:35.381 1 INFO cinder.rpc [None req-a61d402f-d1d1-4b50-8be7-4932c301d57c - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-09-25 15:28:35.385 1 INFO cinder.rpc [None req-a61d402f-d1d1-4b50-8be7-4932c301d57c - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-25 15:28:35.390 1 INFO cinder.rpc [None req-a61d402f-d1d1-4b50-8be7-4932c301d57c - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-25 15:28:35.444 1 WARNING oslo_config.cfg [None req-a61d402f-d1d1-4b50-8be7-4932c301d57c - - - - - -] 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.
2026-09-25 15:28:35.445 1 WARNING oslo_config.cfg [None req-a61d402f-d1d1-4b50-8be7-4932c301d57c - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-25 15:28:35.454 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.0)
2026-09-25 15:28:35.471 1 INFO cinder.backup.manager [None req-f8ce1402-3839-4778-92d6-bc2b34becce7 - - - - - -] Cleaning up incomplete backup operations.
2026-09-25 15:28:35.627 1 INFO cinder.keymgr.migration [None req-d447acc8-b38f-4252-8403-8c18c019413e - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.