+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-10 01:17:59.763 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-10 01:18:00.030 1 INFO cinder.rpc [None req-e007979c-64ee-4d56-8e8b-3341ee718816 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-10 01:18:00.032 1 INFO cinder.rpc [None req-e007979c-64ee-4d56-8e8b-3341ee718816 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-10 01:18:00.034 1 INFO cinder.rpc [None req-e007979c-64ee-4d56-8e8b-3341ee718816 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-10 01:18:00.036 1 INFO cinder.rpc [None req-e007979c-64ee-4d56-8e8b-3341ee718816 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-10 01:18:00.038 1 INFO cinder.rpc [None req-e007979c-64ee-4d56-8e8b-3341ee718816 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-10 01:18:00.041 1 INFO cinder.rpc [None req-e007979c-64ee-4d56-8e8b-3341ee718816 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-10 01:18:00.096 1 WARNING oslo_config.cfg [None req-e007979c-64ee-4d56-8e8b-3341ee718816 - - - - - -] 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.
2026-05-10 01:18:00.097 1 WARNING oslo_config.cfg [None req-e007979c-64ee-4d56-8e8b-3341ee718816 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-10 01:18:00.106 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-05-10 01:18:00.128 1 INFO cinder.backup.manager [None req-28c16baf-bf02-4899-91d4-826ed2214dcd - - - - - -] Cleaning up incomplete backup operations.
2026-05-10 01:18:00.180 1 INFO cinder.keymgr.migration [None req-11745b84-182e-4894-8cc4-5455a210ff5f - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.