Paimon 首次启动 ClassNotFoundException: org.apache.paimon.flink.sink.FlinkStreamPartitioner

 问题:任务不断重启

org.apache.flink.streaming.runtime.tasks.StreamTaskException: Could not instantiate outputs in order.
	at org.apache.flink.streaming.api.graph.StreamConfig.getVertexNonChainedOutputs(StreamConfig.java:586)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.createRecordWriters(StreamTask.java:1674)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.createRecordWriterDelegate(StreamTask.java:1658)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.<init>(StreamTask.java:423)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.<init>(StreamTask.java:377)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.<init>(StreamTask.java:350)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.<init>(StreamTask.java:342)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.<init>(StreamTask.java:332)
	at org.apache.flink.streaming.runtime.tasks.OneInputStreamTask.<init>(OneInputStreamTask.java:78)
	at jdk.internal.reflect.GeneratedConstructorAccessor18.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:490)
	at org.apache.flink.runtime.taskmanager.Task.loadAndInstantiateInvokable(Task.java:1615)
	at org.apache.flink.runtime.taskmanager.Task.doRun(Task.java:737)
	at org.apache.flink.runtime.taskmanager.Task.run(Task.java:566)
	at java.base/java.lang.Thread.run(Thread.java:834)
Caused by: java.lang.ClassNotFoundException: org.apache.paimon.flink.sink.FlinkStreamPartitioner
	at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:476)
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:588)
	at org.apache.flink.util.FlinkUserCodeClassLoader.loadClassWithoutExceptionHandling(FlinkUserCodeClassLoader.java:67)
	at org.apache.flink.util.ChildFirstClassLoader.loadClassWithoutExceptionHandling(ChildFirstClassLoader.java:74)
	at org.apache.flink.util.FlinkUserCodeClassLoader.loadClass(FlinkUserCodeClassLoader.java:51)
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:521)
	at org.apache.flink.util.FlinkUserCodeClassLoaders$SafetyNetWrapperClassLoader.loadClass(FlinkUserCodeClassLoaders.java:197)
	at java.base/java.lang.Class.forName0(Native Method)
	at java.base/java.lang.Class.forName(Class.java:398)
	at org.apache.flink.util.InstantiationUtil$ClassLoaderObjectInputStream.resolveClass(InstantiationUtil.java:78)
	at java.base/java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:2025)
	at java.base/java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1892)
	at java.base/java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2223)
	at java.base/java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1709)
	at java.base/java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:2518)
	at java.base/java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2412)
	at java.base/java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2250)
	at java.base/java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1709)
	at java.base/java.io.ObjectInputStream.readObject(ObjectInputStream.java:500)
	at java.base/java.io.ObjectInputStream.readObject(ObjectInputStream.java:458)
	at java.base/java.util.ArrayList.readObject(ArrayList.java:929)
	at java.base/jdk.internal.reflect.GeneratedMethodAccessor12.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:566)
	at java.base/java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:1057)
	at java.base/java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2379)
	at java.base/java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2250)
	at java.base/java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1709)
	at java.base/java.io.ObjectInputStream.readObject(ObjectInputStream.java:500)
	at java.base/java.io.ObjectInputStream.readObject(ObjectInputStream.java:458)
	at org.apache.flink.util.InstantiationUtil.deserializeObject(InstantiationUtil.java:539)
	at org.apache.flink.util.InstantiationUtil.deserializeObject(InstantiationUtil.java:527)
	at org.apache.flink.util.InstantiationUtil.readObjectFromConfig(InstantiationUtil.java:481)
	at org.apache.flink.streaming.api.graph.StreamConfig.getVertexNonChainedOutputs(StreamConfig.java:582)
	... 15 more

解决:flink分布式集群部分节点缺少 paimon-flink.jar,导致 taskexecutor 无法执行sink,在各接点flink/lib/中添加该缺失flink-paimon.jar包

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