问题1 ：
fe.warn.log出现大量日志如下：
2021-12-24 00:16:27,233 WARN (starrocks-mysql-nio-pool-754|872) [ReadListener.lambda$handleEvent$485():62] Exception happ
ened in one session(com.starrocks.mysql.nio.NConnectContext@25865af8).
java.io.IOException: Error happened when receiving packet.
at com.starrocks.qe.ConnectProcessor.processOnce(ConnectProcessor.java:624) ~[starrocks-fe.jar:?]
at com.starrocks.mysql.nio.ReadListener.lambda$handleEvent$485(ReadListener.java:54) ~[starrocks-fe.jar:?]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_151]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_151]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_151]
说明：3台测试机，每台测试机部署一个fe和be，组成一个集群（3fe，3be节点）
starrocks版本： v1.19.x
问题二：
starrocks数据写入es，建议采用什么方案？
说明：测试发现，starrocks es外部表，写入starrocks数据报错，如下：
mysql> insert into sr2es_test1 values(‘2021-12-23’,12,1,‘abc’,‘2021-12-23 14:00:00’);
ERROR 1064 (HY000): New planner only support insert into olap table