+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-24 18:26:28.608 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-24 18:26:28.893 1 INFO cinder.rpc [None req-663ba4b9-9e5a-4605-88e5-0e9ef20b848b - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-24 18:26:28.895 1 INFO cinder.rpc [None req-663ba4b9-9e5a-4605-88e5-0e9ef20b848b - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-24 18:26:28.898 1 INFO cinder.rpc [None req-663ba4b9-9e5a-4605-88e5-0e9ef20b848b - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-24 18:26:28.900 1 INFO cinder.rpc [None req-663ba4b9-9e5a-4605-88e5-0e9ef20b848b - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-24 18:26:28.904 1 INFO cinder.rpc [None req-663ba4b9-9e5a-4605-88e5-0e9ef20b848b - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-24 18:26:28.907 1 INFO cinder.rpc [None req-663ba4b9-9e5a-4605-88e5-0e9ef20b848b - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-24 18:26:28.981 1 WARNING oslo_config.cfg [None req-663ba4b9-9e5a-4605-88e5-0e9ef20b848b - - - - - -] 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.
2026-06-24 18:26:28.982 1 WARNING oslo_config.cfg [None req-663ba4b9-9e5a-4605-88e5-0e9ef20b848b - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-24 18:26:28.992 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-06-24 18:26:29.017 1 INFO cinder.backup.manager [None req-a42642dd-5067-4902-ad24-33eaf1d4073c - - - - - -] Cleaning up incomplete backup operations.
2026-06-24 18:26:29.082 1 INFO cinder.keymgr.migration [None req-7e849714-9ba3-4a99-92ba-95745b37bff8 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.