log.Debug(fmt.Sprintf("kaddb record %v (PO%03d:%d) ready to be tried. seen at %v (%v ago), scheduled at %v",node.Addr,po,cursor,node.Seen,delta,node.After))
log.Debug(fmt.Sprintf("kaddb record %v (PO%03d:%d) selected as candidate connection %v. seen at %v (%v ago), selectable since %v, retry after %v (in %v)",node.Addr,po,cursor,rounds,node.Seen,delta,node.After,after,interval))