+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-15 16:14:34.133 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-15 16:14:34.418 1 INFO cinder.rpc [None req-6b0e9458-3c24-4f39-8785-04da56c5bc7f - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-15 16:14:34.420 1 INFO cinder.rpc [None req-6b0e9458-3c24-4f39-8785-04da56c5bc7f - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-15 16:14:34.423 1 INFO cinder.rpc [None req-6b0e9458-3c24-4f39-8785-04da56c5bc7f - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-15 16:14:34.425 1 INFO cinder.rpc [None req-6b0e9458-3c24-4f39-8785-04da56c5bc7f - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-15 16:14:34.428 1 INFO cinder.rpc [None req-6b0e9458-3c24-4f39-8785-04da56c5bc7f - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-15 16:14:34.431 1 INFO cinder.rpc [None req-6b0e9458-3c24-4f39-8785-04da56c5bc7f - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-15 16:14:34.529 1 WARNING oslo_config.cfg [None req-6b0e9458-3c24-4f39-8785-04da56c5bc7f - - - - - -] 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.
2026-06-15 16:14:34.531 1 WARNING oslo_config.cfg [None req-6b0e9458-3c24-4f39-8785-04da56c5bc7f - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-15 16:14:34.543 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-06-15 16:14:34.575 1 INFO cinder.backup.manager [None req-ff4e0366-b9ef-450f-bec0-41f9fc62c5f6 - - - - - -] Cleaning up incomplete backup operations.
2026-06-15 16:14:34.653 1 INFO cinder.keymgr.migration [None req-b5d86179-bd2d-404c-ae67-76179d7aa204 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.