一、flink里面能调用图算法吗? 二、Cannot instantiate user function 三、本地idea开发flink程序并本地运行读取HDFS文件 四、The assigned slot container_e08_1539148828017_15937_01_003564_0 was removed 五、java.util.concurrent.TimeoutExc
3 Cannot instantiate user function 在界面submit jar 后: org.apache.flink.streaming.runtime.tasks.StreamTaskException: Cannot instantiate user function. at org.apache.flink.streaming.api.graph.StreamConfig.getStreamOperator(StreamConfig.java:235) at org.apache.flink.streaming.runtime.tasks.OperatorChain...
报错日志如下:我的flink sql 已用的 flink-sql-connector-elasticsearch7,代码里使用的flink-connector-elasticsearch7,然后在同一个flink运行,就会报这个错误 Caused by: org.apache.flink.streaming.runtime.tasks.StreamTaskException: Cannot instantiate user function. at org.apache.flink.streaming.api.graph.Stream...
3 Cannot instantiate user function 在界面submit jar 后: org.apache.flink.streaming.runtime.tasks.StreamTaskException: Cannot instantiate user function. at org.apache.flink.streaming.api.graph.StreamConfig.getStreamOperator(StreamConfig.java:235) at org.apache.flink.streaming.runtime.tasks.OperatorChain...
MEGA_BYTES; public class RunFlinkJob { public static void main(String[] args) { //flink的本地配置目录,为了得到flink的配置 // 如果出现org.apache.flink.streaming.runtime.tasks.StreamTaskException: Cannot instantiate user function.错误 // 则在flink-config.yaml加入 // classloader.resolve-order: ...
Caused by: org.apache.flink.streaming.runtime.tasks.StreamTaskException: Cannot instantiate userfunction. at org.apache.flink.streaming.api.graph.StreamConfig.getStreamOperatorFactory(StreamConfig.java:338) at org.apache.flink.streaming.runtime.tasks.OperatorChain.<init>(OperatorChain.java:159) ...
public static void restoreFunctionState( StateInitializationContext context, Function userFunction) throws Exception { Preconditions.checkNotNull(context); while (true) { if (tryRestoreFunction(context, userFunction)) { break; } // inspect if the user function is wrapped, then...
org.apache.flink.streaming.runtime.tasks.StreamTaskException: Cannot instantiate user function. at org.apache.flink.streaming.api.graph.StreamConfig.getStreamOperatorFactory(StreamConfig.java:275) at org.apache.flink.streaming.runtime.tasks.OperatorChain.(OperatorChain.java:126) at org.apache.flink.str...
thenApply(FunctionUtils.nullFn()) .whenCompleteAsync( (ignored, throwable) -> { if (throwable != null) { jobManagerRunnerFutures.remove(jobGraph.getJobID()); } }, getMainThreadExecutor()); } 2.1. 创建JobManagerRunner 说明: jobMaster的创建和启动是在org.apache.flink.runtime.dispatcher....
Function userFunction) throws Exception { Preconditions.checkNotNull(context); while (true) { if (tryRestoreFunction(context, userFunction)) { break; } // inspect if the user function is wrapped, then unwrap and try again if we can restore the inner function ...