+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-27 10:16:58.872 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-27 10:16:59.098 1 INFO cinder.rpc [None req-c78f18a0-3618-4f89-bb85-7ed60c41aed4 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-27 10:16:59.101 1 INFO cinder.rpc [None req-c78f18a0-3618-4f89-bb85-7ed60c41aed4 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-27 10:16:59.104 1 INFO cinder.rpc [None req-c78f18a0-3618-4f89-bb85-7ed60c41aed4 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-27 10:16:59.107 1 INFO cinder.rpc [None req-c78f18a0-3618-4f89-bb85-7ed60c41aed4 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-05-27 10:16:59.111 1 INFO cinder.rpc [None req-c78f18a0-3618-4f89-bb85-7ed60c41aed4 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-27 10:16:59.114 1 INFO cinder.rpc [None req-c78f18a0-3618-4f89-bb85-7ed60c41aed4 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-27 10:16:59.253 1 WARNING oslo_config.cfg [None req-c78f18a0-3618-4f89-bb85-7ed60c41aed4 - - - - - -] 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.
2026-05-27 10:16:59.254 1 WARNING oslo_config.cfg [None req-c78f18a0-3618-4f89-bb85-7ed60c41aed4 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-27 10:16:59.265 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-05-27 10:16:59.283 1 INFO cinder.backup.manager [None req-70d6fcb4-d20e-4004-85ca-913cb5388db9 - - - - - -] Cleaning up incomplete backup operations.
2026-05-27 10:16:59.347 1 INFO cinder.keymgr.migration [None req-d2e47a64-7459-4770-9d7c-cef0472534d1 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.