+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-15 07:29:24.729 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-15 07:29:25.010 1 INFO cinder.rpc [None req-0f54a501-dd71-46e3-b180-849ba02ba818 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-15 07:29:25.013 1 INFO cinder.rpc [None req-0f54a501-dd71-46e3-b180-849ba02ba818 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-15 07:29:25.016 1 INFO cinder.rpc [None req-0f54a501-dd71-46e3-b180-849ba02ba818 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-15 07:29:25.019 1 INFO cinder.rpc [None req-0f54a501-dd71-46e3-b180-849ba02ba818 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-15 07:29:25.023 1 INFO cinder.rpc [None req-0f54a501-dd71-46e3-b180-849ba02ba818 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-15 07:29:25.026 1 INFO cinder.rpc [None req-0f54a501-dd71-46e3-b180-849ba02ba818 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-15 07:29:25.094 1 WARNING oslo_config.cfg [None req-0f54a501-dd71-46e3-b180-849ba02ba818 - - - - - -] 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.
2026-04-15 07:29:25.095 1 WARNING oslo_config.cfg [None req-0f54a501-dd71-46e3-b180-849ba02ba818 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-15 07:29:25.105 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-15 07:29:25.129 1 INFO cinder.backup.manager [None req-7d067aea-cf4c-4abb-af53-4902abdae905 - - - - - -] Cleaning up incomplete backup operations.
2026-04-15 07:29:25.200 1 INFO cinder.keymgr.migration [None req-42703f94-567a-4d8e-9af5-9a5d42ffa115 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.