+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-14 23:33:03.642 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-14 23:33:03.913 1 INFO cinder.rpc [None req-7d51dc18-5827-4d5d-aa89-18af1e9d00c2 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-14 23:33:03.915 1 INFO cinder.rpc [None req-7d51dc18-5827-4d5d-aa89-18af1e9d00c2 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-14 23:33:03.918 1 INFO cinder.rpc [None req-7d51dc18-5827-4d5d-aa89-18af1e9d00c2 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-14 23:33:03.920 1 INFO cinder.rpc [None req-7d51dc18-5827-4d5d-aa89-18af1e9d00c2 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-14 23:33:03.922 1 INFO cinder.rpc [None req-7d51dc18-5827-4d5d-aa89-18af1e9d00c2 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-14 23:33:03.925 1 INFO cinder.rpc [None req-7d51dc18-5827-4d5d-aa89-18af1e9d00c2 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-14 23:33:03.988 1 WARNING oslo_config.cfg [None req-7d51dc18-5827-4d5d-aa89-18af1e9d00c2 - - - - - -] 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.
2026-07-14 23:33:03.989 1 WARNING oslo_config.cfg [None req-7d51dc18-5827-4d5d-aa89-18af1e9d00c2 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-14 23:33:03.999 1 INFO cinder.service [-] Starting cinder-backup node (version 26.2.1)
2026-07-14 23:33:04.023 1 INFO cinder.backup.manager [None req-74ea38fe-2905-46d0-80fd-b4bec0a825f6 - - - - - -] Cleaning up incomplete backup operations.
2026-07-14 23:33:04.070 1 INFO cinder.keymgr.migration [None req-1ebc3f02-7a0f-4d3a-b3fa-57fa02a033a6 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.