+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-11 21:29:34.513 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-11 21:29:34.798 1 INFO cinder.rpc [None req-3f1d86b2-db23-4163-ad8f-2ac9a47d6f0f - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-11 21:29:34.803 1 INFO cinder.rpc [None req-3f1d86b2-db23-4163-ad8f-2ac9a47d6f0f - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-11 21:29:34.806 1 INFO cinder.rpc [None req-3f1d86b2-db23-4163-ad8f-2ac9a47d6f0f - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-11 21:29:34.810 1 INFO cinder.rpc [None req-3f1d86b2-db23-4163-ad8f-2ac9a47d6f0f - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-11 21:29:34.814 1 INFO cinder.rpc [None req-3f1d86b2-db23-4163-ad8f-2ac9a47d6f0f - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-11 21:29:34.817 1 INFO cinder.rpc [None req-3f1d86b2-db23-4163-ad8f-2ac9a47d6f0f - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-11 21:29:34.899 1 WARNING oslo_config.cfg [None req-3f1d86b2-db23-4163-ad8f-2ac9a47d6f0f - - - - - -] 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.
2026-05-11 21:29:34.900 1 WARNING oslo_config.cfg [None req-3f1d86b2-db23-4163-ad8f-2ac9a47d6f0f - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-11 21:29:34.909 1 INFO cinder.service [-] Starting cinder-backup node (version 26.2.1)
2026-05-11 21:29:34.937 1 INFO cinder.backup.manager [None req-c5ba1813-6230-435a-b652-8b5f72b38f28 - - - - - -] Cleaning up incomplete backup operations.
2026-05-11 21:29:35.004 1 INFO cinder.keymgr.migration [None req-d507d93c-b7b1-4988-8226-0904f39228f6 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.