1：业务运行一段时间后出现卡死。2：实际下游算子并未出现死锁情况。3：关闭ck后，运行3d未出现。4：增加输入并发压力，出现概率更高，运行30min 左右可能就出现。线程栈基本都是在wait 状态：{ "threadName": "log-reduce (1/1)#8", "stringifiedThreadInfo": "\"log-reduce ...

问答 2024-03-01 来自：开发者社区

Flink1.18.1和CDC2.4.1 本地没问题，提交任务到服务器报错，下图是报错和全jar包

问答 2024-03-01 来自：开发者社区

Flink1.18.1和CDC2.4.1 本地没问题提交任务到服务器报错

Flink1.18.1和CDC2.4.1 本地没问题提交任务到服务器报错java.lang.NoClassDefFoundError: Could not initialize class io.debezium.connector.mysql.MySqlConnectorConfig上面是全部jar包

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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。

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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