+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-26 10:46:48.172 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-26 10:46:48.401 1 INFO cinder.rpc [None req-3ea1317c-971e-481d-b21a-073ae5853a70 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-26 10:46:48.404 1 INFO cinder.rpc [None req-3ea1317c-971e-481d-b21a-073ae5853a70 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-26 10:46:48.407 1 INFO cinder.rpc [None req-3ea1317c-971e-481d-b21a-073ae5853a70 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-26 10:46:48.411 1 INFO cinder.rpc [None req-3ea1317c-971e-481d-b21a-073ae5853a70 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-06-26 10:46:48.414 1 INFO cinder.rpc [None req-3ea1317c-971e-481d-b21a-073ae5853a70 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-26 10:46:48.418 1 INFO cinder.rpc [None req-3ea1317c-971e-481d-b21a-073ae5853a70 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-26 10:46:48.666 1 WARNING oslo_config.cfg [None req-3ea1317c-971e-481d-b21a-073ae5853a70 - - - - - -] 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.
2026-06-26 10:46:48.667 1 WARNING oslo_config.cfg [None req-3ea1317c-971e-481d-b21a-073ae5853a70 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-26 10:46:48.681 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-06-26 10:46:48.701 1 INFO cinder.backup.manager [None req-7345d473-5c9d-4416-903f-2992efe78ed1 - - - - - -] Cleaning up incomplete backup operations.
2026-06-26 10:46:48.769 1 INFO cinder.keymgr.migration [None req-bab6bca5-5a50-4fbc-bc62-daea2da86cde - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.