CDH6 impala impala java.lang.OutOfMemoryError: GC overhead limit exceeded
背景:开发同事反馈连接impala刷新表连接超时问题现象:使用命令连接impala引擎后执行invalidatemetadatadefault.hjc03161408;起初报错如下:Error:Couldn’topentransportforcdh6-krb5.senses-ai.com:26000(connect()failed:Connectionrefused)(state=HY000,co