+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-12 00:59:53.382 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-12 00:59:53.695 1 INFO cinder.rpc [None req-abdd12a1-738c-40e6-b535-fc9077ef9fca - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-12 00:59:53.698 1 INFO cinder.rpc [None req-abdd12a1-738c-40e6-b535-fc9077ef9fca - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-12 00:59:53.701 1 INFO cinder.rpc [None req-abdd12a1-738c-40e6-b535-fc9077ef9fca - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-12 00:59:53.706 1 INFO cinder.rpc [None req-abdd12a1-738c-40e6-b535-fc9077ef9fca - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-12 00:59:53.713 1 INFO cinder.rpc [None req-abdd12a1-738c-40e6-b535-fc9077ef9fca - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-12 00:59:53.717 1 INFO cinder.rpc [None req-abdd12a1-738c-40e6-b535-fc9077ef9fca - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-12 00:59:53.786 1 WARNING oslo_config.cfg [None req-abdd12a1-738c-40e6-b535-fc9077ef9fca - - - - - -] 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.
2026-08-12 00:59:53.787 1 WARNING oslo_config.cfg [None req-abdd12a1-738c-40e6-b535-fc9077ef9fca - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-12 00:59:53.797 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-08-12 00:59:53.824 1 INFO cinder.backup.manager [None req-12cc2891-0b2b-4281-a0ec-282cae288984 - - - - - -] Cleaning up incomplete backup operations.
2026-08-12 00:59:53.882 1 INFO cinder.keymgr.migration [None req-dbd73487-9862-42f0-b68b-5cf86b36d249 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.