Hi! 我最近在为Flink集群搭建监控,使用了InfluxDB+Grafana。在关注每秒同步行数以及每秒同步数据大小时,我使用了以下相关指标:
taskmanager_job_task_numRecordsIn、taskmanager_job_task_Shuffle_Netty_Input_numBytesInLocalPerSecond 让我感到的奇怪的是,当我去查询InfluxDB时,指标的count都为空 > select * from > taskmanager_job_task_Shuffle_Netty_Input_numBytesInLocalPerSecond where > count != 0; > > select * from taskmanager_job_task_numRecordsIn where count != 0; 所有指标的count都是空的 > select count(*) from taskmanager_job_task_numRecordsIn where count = 0; name: taskmanager_job_task_numRecordsIn time count_count ---- ----------- 0 325289 > select count(*) from > taskmanager_job_task_Shuffle_Netty_Input_numBytesInLocalPerSecond where > count = 0; name: taskmanager_job_task_Shuffle_Netty_Input_numBytesInLocalPerSecond time count_count count_rate ---- ----------- ---------- 0 325328 325328 请问这是正常现象吗?如果这是正常的,我该如何在界面上展示我的同步行数/s以及同步大小/s?因为现在展示出来都是一条线,即为0 [image: image.png] [image: image.png]