+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-25 17:31:35.960 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-25 17:31:36.252 1 INFO cinder.rpc [None req-37506e87-9168-44eb-b2fc-a2867ee60635 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-25 17:31:36.255 1 INFO cinder.rpc [None req-37506e87-9168-44eb-b2fc-a2867ee60635 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-25 17:31:36.257 1 INFO cinder.rpc [None req-37506e87-9168-44eb-b2fc-a2867ee60635 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-25 17:31:36.259 1 INFO cinder.rpc [None req-37506e87-9168-44eb-b2fc-a2867ee60635 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-25 17:31:36.262 1 INFO cinder.rpc [None req-37506e87-9168-44eb-b2fc-a2867ee60635 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-25 17:31:36.265 1 INFO cinder.rpc [None req-37506e87-9168-44eb-b2fc-a2867ee60635 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-25 17:31:36.330 1 WARNING oslo_config.cfg [None req-37506e87-9168-44eb-b2fc-a2867ee60635 - - - - - -] 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.
2026-07-25 17:31:36.331 1 WARNING oslo_config.cfg [None req-37506e87-9168-44eb-b2fc-a2867ee60635 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-25 17:31:36.340 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-07-25 17:31:36.365 1 INFO cinder.backup.manager [None req-a3925a90-be84-4af9-9812-b5e53d6f7e39 - - - - - -] Cleaning up incomplete backup operations.
2026-07-25 17:31:36.428 1 INFO cinder.keymgr.migration [None req-e0624b84-f246-4701-9cb8-0278f4c6a70f - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.