@Post("/telegraf")
    @RequestConverter(TelegrafData.class)
    public Commands collectData(TelegrafData telegrafData) {
        try (HistogramMetrics.Timer ignored = histogram.createTimer()) {
            List<ImmutableMap<String, SampleFamily>> sampleFamily = convertSampleFamily(telegrafData);
            sampleFamily.forEach(s -> metricConvert.forEach(m -> m.toMeter(s)));
        } catch (Exception e) {
            errorCounter.inc();
            log.error(e.getMessage(), e);
        }
        return Commands.newBuilder().build();
    }
Convert the TelegrafData object to meter {@link Sample}
oap-server/server-receiver-plugin/skywalking-telegraf-receiver-plugin/src/main/java/org/apache/skywalking/oap/server/receiver/telegraf/provider/handler/TelegrafServiceHandler.java