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Describe the proposal

En:There may be some exceptions in the Dubbo call link. These exceptions are important. You need to bury some indicator items, collect these abnormal data, and then count them on the monitoring dashboard. Later, you can refine and monitor alarms
中文：Dubbo调用链路中可能会出现一些异常，这些异常是比较重要的，需要进行一些指标项埋点，将这些异常数据收集到然后先统计到监控的dashboard中，后续可以进行细化和监控告警