buf.append("\"process\":{");
        final ProcessProbe processProbe = ProcessProbe.getInstance();
        buf.append("\"file_descriptor\":{");
        append(buf, "open", () -> processProbe.getOpenFileDescriptorCount()).append(',');
        append(buf, "max", () -> processProbe.getMaxFileDescriptorCount());
        buf.append("},");
        buf.append("\"cpu\":{");

        final ProcessFileDescriptorObj processFileDescriptorObj = new ProcessFileDescriptorObj();
        processObj.fileFescriptor = processFileDescriptorObj;
        processFileDescriptorObj.open = processProbe.getOpenFileDescriptorCount();
        processFileDescriptorObj.max = processProbe.getMaxFileDescriptorCount();
        final ProcessCpuObj processCpuObj = new ProcessCpuObj();
        processObj.cpu = processCpuObj;