Hi Zhijiang,
Because I want to know the current and the trend of backpressure status
in Flink Job. Like other index such as latency, I can monitor it, and show it
in graph by getting data from metric. Now using the metric to get the
backpressure data is the simplest way I can think.
Best
Henry
> 在 2019年4月15日，上午10:34，zhijiang <wangzhijiang...@aliyun.com> 写道：
>
> Hi Henry,
>
> The backpressure tracking is not realized in metric framework, you could
> check the details via [1]. I am not sure why your requirements is showing
> backpressure in metrics.
>
> [1]
> https://ci.apache.org/projects/flink/flink-docs-release-1.8/monitoring/back_pressure.html
>
> Best,
> Zhijiang
>
> ------------------------------------------------------------------
> From:徐涛 <happydexu...@gmail.com>
> Send Time:2019年4月15日(星期一) 10:19
> To:user <user@flink.apache.org>
> Subject:Can back pressure data be gathered by Flink metric system?
>
> Hi Experts,
> From the page Flink metric
> system(https://ci.apache.org/projects/flink/flink-docs-release-1.8/monitoring/metrics.html#system-metrics
>
> <https://ci.apache.org/projects/flink/flink-docs-release-1.8/monitoring/metrics.html#system-metrics>),
> I do not find the info about the back pressure. I want to get the
> backpressure data and plot it, but I do not know how to get it via metric.
> Can anybody help me about it? Thanks a lot.
>
> Best
> Henry
>
