otter同步channel挂起，日志有异常，版本：otter4.2.18，aria2-1.17.1
pid:1 nid:3 exception:setl:com.google.common.collect.ComputationException: java.lang.NullPointerException at com.google.common.collect.MapMaker$ComputingMapAdapter.get(MapMaker.java:889) at com.alibaba.otter.canal.server.embedded.CanalServerWithEmbedded.start(CanalServerWithEmbedded.java:137) at com.alibaba.otter.node.etl.select.selector.canal.CanalEmbedSelector.start(CanalEmbedSelector.java:212) at com.alibaba.otter.node.etl.select.SelectTask.startup(SelectTask.java:170) at com.alibaba.otter.node.etl.select.SelectTask.run(SelectTask.java:126) Caused by: java.lang.NullPointerException at com.alibaba.otter.canal.instance.manager.CanalInstanceWithManager.doInitEventParser(CanalInstanceWithManager.java:337) at com.alibaba.otter.canal.instance.manager.CanalInstanceWithManager.initEventParser(CanalInstanceWithManager.java:261) at com.alibaba.otter.canal.instance.manager.CanalInstanceWithManager.(CanalInstanceWithManager.java:93) at com.alibaba.otter.node.etl.select.selector.canal.CanalEmbedSelector$1$1.(CanalEmbedSelector.java:145) at com.alibaba.otter.node.etl.select.selector.canal.CanalEmbedSelector$1.generate(CanalEmbedSelector.java:145) at com.alibaba.otter.canal.server.embedded.CanalServerWithEmbedded$1.apply(CanalServerWithEmbedded.java:85) at com.alibaba.otter.canal.server.embedded.CanalServerWithEmbedded$1.apply(CanalServerWithEmbedded.java:82) at com.google.common.collect.ComputingConcurrentHashMap$ComputingValueReference.compute(ComputingConcurrentHashMap.java:356) at com.google.common.collect.ComputingConcurrentHashMap$ComputingSegment.compute(ComputingConcurrentHashMap.java:182) at com.google.common.collect.ComputingConcurrentHashMap$ComputingSegment.getOrCompute(ComputingConcurrentHashMap.java:151) at com.google.common.collect.ComputingConcurrentHashMap.getOrCompute(ComputingConcurrentHashMap.java:67) at com.google.common.collect.MapMaker$ComputingMapAdapter.get(MapMaker.java:885) ... 4 more
写回答
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搞了一天，基本上解决了 首先我换了一台服务器重新部署zookeeper 同时用客户端测试通过 重新安装了aria2, 数据同步正常
感谢阿里提供这么好的框架，有用的朋友可以一起交流
2021-12-10 17:03:15赞同 展开评论 打赏
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