+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-25 04:40:05.248 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-25 04:40:05.540 1 INFO cinder.rpc [None req-de924a29-96f0-4aad-b285-79fb75303b68 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-25 04:40:05.544 1 INFO cinder.rpc [None req-de924a29-96f0-4aad-b285-79fb75303b68 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-25 04:40:05.547 1 INFO cinder.rpc [None req-de924a29-96f0-4aad-b285-79fb75303b68 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-25 04:40:05.551 1 INFO cinder.rpc [None req-de924a29-96f0-4aad-b285-79fb75303b68 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-25 04:40:05.555 1 INFO cinder.rpc [None req-de924a29-96f0-4aad-b285-79fb75303b68 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-25 04:40:05.558 1 INFO cinder.rpc [None req-de924a29-96f0-4aad-b285-79fb75303b68 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-25 04:40:05.620 1 WARNING oslo_config.cfg [None req-de924a29-96f0-4aad-b285-79fb75303b68 - - - - - -] 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.
2026-07-25 04:40:05.621 1 WARNING oslo_config.cfg [None req-de924a29-96f0-4aad-b285-79fb75303b68 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-25 04:40:05.633 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-07-25 04:40:05.661 1 INFO cinder.backup.manager [None req-f4126628-6189-48c0-aa7e-c521a8e0fe31 - - - - - -] Cleaning up incomplete backup operations.
2026-07-25 04:40:05.727 1 INFO cinder.keymgr.migration [None req-92e511bc-7581-4487-b044-42ed52e1e7b8 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.