??????RichMapFunction??????

[??????(Jiacheng Jiang)]

flink 1.10??????slot??tm????????????cluster.evenly-spread-out-slots: true






------------------ ???????? ------------------
??????: "xue...@outlook.com"<xue...@outlook.com&gt;; 
????????: 2020??5??25??(??????) ????11:28
??????: "user-zh"<user-zh@flink.apache.org&gt;; 
????: RichMapFunction??????



??????????????
&nbsp; ??????flink v1.10??????????????????????CPU 16?????? 
50G??????job????????200
&nbsp; ????????????RichMapFunction??open??????????????????
&nbsp; ????????????????????????????????????????????????????????????????

1??????RichMapFunction????????????????????????4??????????????????????????????????????????????taskmanager????????????

2??????RichMapFunction??????slot??????????????taskmanager??????????????????????????????????????????????taskmanager????

??????????

1?? ????RichMapFunction??open????????????????????????????????????????????????

2?? ????????????????????????????????????taskmanager????




?????? Windows 10 ??????<" rel="noopener" 
target="_blank">https://go.microsoft.com/fwlink/?LinkId=550986&amp;gt;????