1. I use the filesystem as the state backend, and the state should be in memory.
2. The mini-batch function is disabled. 3. Does mini-batch reduce memory usage? I found that the memory usage of the overwindows grew fast and the JVM FunllGC was frequent. Tenured Gen occupies a large amount of memory. [cid:[email protected]] On 2021/08/02 02:13:18, Caizhi Weng <[email protected]<mailto:[email protected]>> wrote: > Hi!> > > As the state grows the processing speed will slow down a bit. Which state> > backend are you using? Is mini batch enabled[1]?> > > [1]> > https://ci.apache.org/projects/flink/flink-docs-master/docs/dev/table/config/#table-exec-mini-batch-enabled> > > Wanghui (HiCampus) <[email protected]<mailto:[email protected]>> 于2021年7月30日周五 > 下午3:59写道：> > > > Hi :> > >> > > When I use Over Window Aggregation,windows size is 1 hour,I find the> > > processing speed decreases over time. How can I tuning the over window?> > >> > > Best regards> > >> > > Hui Wang> > >> > >> > >> >
