+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-16 07:26:04.689 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-16 07:26:04.972 1 INFO cinder.rpc [None req-81117056-e54a-4589-95aa-5e22c080a0ef - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-16 07:26:04.975 1 INFO cinder.rpc [None req-81117056-e54a-4589-95aa-5e22c080a0ef - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-16 07:26:04.977 1 INFO cinder.rpc [None req-81117056-e54a-4589-95aa-5e22c080a0ef - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-16 07:26:04.980 1 INFO cinder.rpc [None req-81117056-e54a-4589-95aa-5e22c080a0ef - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-16 07:26:04.983 1 INFO cinder.rpc [None req-81117056-e54a-4589-95aa-5e22c080a0ef - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-16 07:26:04.986 1 INFO cinder.rpc [None req-81117056-e54a-4589-95aa-5e22c080a0ef - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-16 07:26:05.064 1 WARNING oslo_config.cfg [None req-81117056-e54a-4589-95aa-5e22c080a0ef - - - - - -] 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.
2026-04-16 07:26:05.065 1 WARNING oslo_config.cfg [None req-81117056-e54a-4589-95aa-5e22c080a0ef - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-16 07:26:05.076 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-16 07:26:05.102 1 INFO cinder.backup.manager [None req-49a6b3e3-d673-45bb-a409-f18f306ac617 - - - - - -] Cleaning up incomplete backup operations.
2026-04-16 07:26:05.165 1 INFO cinder.keymgr.migration [None req-706403cd-5771-44fb-b527-eb7561943e8f - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.