+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-13 10:28:33.328 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-13 10:28:33.634 1 INFO cinder.rpc [None req-5fe2bb4f-a552-4203-b1f4-f10bf82c2383 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-13 10:28:33.637 1 INFO cinder.rpc [None req-5fe2bb4f-a552-4203-b1f4-f10bf82c2383 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-13 10:28:33.639 1 INFO cinder.rpc [None req-5fe2bb4f-a552-4203-b1f4-f10bf82c2383 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-13 10:28:33.642 1 INFO cinder.rpc [None req-5fe2bb4f-a552-4203-b1f4-f10bf82c2383 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-13 10:28:33.645 1 INFO cinder.rpc [None req-5fe2bb4f-a552-4203-b1f4-f10bf82c2383 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-13 10:28:33.648 1 INFO cinder.rpc [None req-5fe2bb4f-a552-4203-b1f4-f10bf82c2383 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-13 10:28:33.709 1 WARNING oslo_config.cfg [None req-5fe2bb4f-a552-4203-b1f4-f10bf82c2383 - - - - - -] 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.
2026-08-13 10:28:33.710 1 WARNING oslo_config.cfg [None req-5fe2bb4f-a552-4203-b1f4-f10bf82c2383 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-13 10:28:33.722 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-08-13 10:28:33.747 1 INFO cinder.backup.manager [None req-18c67c42-5a58-4619-a8d0-c4724b141983 - - - - - -] Cleaning up incomplete backup operations.
2026-08-13 10:28:33.817 1 INFO cinder.keymgr.migration [None req-5fa8f24f-850e-4fdd-a800-11e0a82a2274 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.