+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-29 16:27:59.705 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-29 16:28:00.034 1 INFO cinder.rpc [None req-ae80c2d8-b7cb-47c0-9729-a3a97143185b - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-29 16:28:00.037 1 INFO cinder.rpc [None req-ae80c2d8-b7cb-47c0-9729-a3a97143185b - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-29 16:28:00.040 1 INFO cinder.rpc [None req-ae80c2d8-b7cb-47c0-9729-a3a97143185b - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-29 16:28:00.043 1 INFO cinder.rpc [None req-ae80c2d8-b7cb-47c0-9729-a3a97143185b - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-29 16:28:00.047 1 INFO cinder.rpc [None req-ae80c2d8-b7cb-47c0-9729-a3a97143185b - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-29 16:28:00.051 1 INFO cinder.rpc [None req-ae80c2d8-b7cb-47c0-9729-a3a97143185b - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-29 16:28:00.180 1 WARNING oslo_config.cfg [None req-ae80c2d8-b7cb-47c0-9729-a3a97143185b - - - - - -] 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 16:28:00.181 1 WARNING oslo_config.cfg [None req-ae80c2d8-b7cb-47c0-9729-a3a97143185b - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-29 16:28:00.190 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-07-29 16:28:00.218 1 INFO cinder.backup.manager [None req-735d6a01-b2b3-4e2c-83d6-f90c14967acf - - - - - -] Cleaning up incomplete backup operations.
2026-07-29 16:28:00.287 1 INFO cinder.keymgr.migration [None req-eacd72b9-2926-41de-a7c1-98750d7208ff - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.