这个错误提示是由于Java堆内存溢出导致的。Java堆内存用于存放对象实例和数组，当程序试图创建一个新对象或数组时，如果没有足够的内存分配给它们，就会抛出OutOfMemoryError异常。要解决这个问题，有以下几种方法：增加Java虚拟机（JVM）的最大堆内存大小。可以通过设置-Xms和-Xm...

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实时计算Flink版

阿里云实时计算Flink版(Alibaba Cloud Realtime Compute)，完全兼容开源的Apache Flink，比开源性能提升2～3倍，提供了完整的告警、监控、日志的解决方案、提升开发效率且无运维成本，并有社区专家提供技术支持。

立即开通

产品控制台

产品文档

实时同步

MySQL 到 Hologres

Kafka 到 Hologres

功能对比

开源Flink对比

成本优化

作业自动调优