+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-08 16:08:09.463 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-08 16:08:09.729 1 INFO cinder.rpc [None req-6ccc9ec2-c605-46fa-9a2e-479386731522 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-08 16:08:09.733 1 INFO cinder.rpc [None req-6ccc9ec2-c605-46fa-9a2e-479386731522 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-08 16:08:09.738 1 INFO cinder.rpc [None req-6ccc9ec2-c605-46fa-9a2e-479386731522 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-08 16:08:09.742 1 INFO cinder.rpc [None req-6ccc9ec2-c605-46fa-9a2e-479386731522 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-07-08 16:08:09.746 1 INFO cinder.rpc [None req-6ccc9ec2-c605-46fa-9a2e-479386731522 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-08 16:08:09.750 1 INFO cinder.rpc [None req-6ccc9ec2-c605-46fa-9a2e-479386731522 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-08 16:08:10.204 1 WARNING oslo_config.cfg [None req-6ccc9ec2-c605-46fa-9a2e-479386731522 - - - - - -] 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.
2026-07-08 16:08:10.205 1 WARNING oslo_config.cfg [None req-6ccc9ec2-c605-46fa-9a2e-479386731522 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-08 16:08:10.217 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.1)
2026-07-08 16:08:10.238 1 INFO cinder.backup.manager [None req-a01cdaef-34b7-4e06-833d-300f7299e9aa - - - - - -] Cleaning up incomplete backup operations.
2026-07-08 16:08:10.423 1 INFO cinder.keymgr.migration [None req-bdffc9fa-c0eb-49e5-a945-86e7501ed4be - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.