+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-24 16:14:22.422 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-24 16:14:22.732 1 INFO cinder.rpc [None req-c5546805-97b9-43d6-87fc-eeaca848365e - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-24 16:14:22.735 1 INFO cinder.rpc [None req-c5546805-97b9-43d6-87fc-eeaca848365e - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-24 16:14:22.738 1 INFO cinder.rpc [None req-c5546805-97b9-43d6-87fc-eeaca848365e - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-24 16:14:22.741 1 INFO cinder.rpc [None req-c5546805-97b9-43d6-87fc-eeaca848365e - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-24 16:14:22.745 1 INFO cinder.rpc [None req-c5546805-97b9-43d6-87fc-eeaca848365e - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-24 16:14:22.750 1 INFO cinder.rpc [None req-c5546805-97b9-43d6-87fc-eeaca848365e - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-24 16:14:22.823 1 WARNING oslo_config.cfg [None req-c5546805-97b9-43d6-87fc-eeaca848365e - - - - - -] 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.
2026-08-24 16:14:22.824 1 WARNING oslo_config.cfg [None req-c5546805-97b9-43d6-87fc-eeaca848365e - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-24 16:14:22.837 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-08-24 16:14:22.881 1 INFO cinder.backup.manager [None req-2dd7a876-35d9-4e9a-8be8-4a5f4376a251 - - - - - -] Cleaning up incomplete backup operations.
2026-08-24 16:14:22.955 1 INFO cinder.keymgr.migration [None req-ec0696c4-ea47-4997-a627-1cf9bf9dee1a - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.