这个是写入Redis时用的序列化器,然后错误提示是超过了大小限制,把配置调大即可. .set("spark.kryoserializer.buffer.max","128"); 如果没有配置,那么找一下看下有没有硬编码写了大小的范围导致的. 参考: http://blog.csdn.net/keyuquan/article/details/73379955 https://www.jianshu.com/p/758f147c63b4 https://www.2cto…

今天在写spark任务的时候遇到这么一个错误,我的spark版本是1.5.1. Exception in thread "main" com.esotericsoftware.kryo.KryoException: Buffer overflow. Available: 0, required: 124 at com.esotericsoftware.kryo.io.Output.require(Output.java:138) at com.esotericsoftware.kryo…

今天,在运行Spark SQL代码的时候,遇到了以下错误: Caused by: org.apache.spark.SparkException: Job aborted due to stage failure: Task 3 in stage 50.0 failed 4 times, most recent failure: Lost task 3.3 in stage 50.0 (TID 9204, bjhw-feed-shunyi2513.bjhw.baidu.com, executor…

spark 2.1.1 一 问题重现 问题代码示例 object MethodPositionTest { val sparkConf = new SparkConf().setAppName("MethodPositionTest") val sc = new SparkContext(sparkConf) val spark = SparkSession.builder().enableHiveSupport().getOrCreate() def main(args : Arra…

import org.elasticsearch.cluster.routing.Murmur3HashFunction; import org.elasticsearch.common.math.MathUtils; // 自定义Partitioner class ESShardPartitioner(settings: String) extends org.apache.spark.Partitioner { protected var _numPartitions = -1; prote…

错误信息: 17/05/20 18:51:39 ERROR JobScheduler: Error running job streaming job 1495277499000 ms.0 org.apache.spark.SparkException: Task not serializable at org.apache.spark.util.ClosureCleaner$.ensureSerializable(ClosureCleaner.scala:298) at org.apache.…

maven在使用tomcat插件tomcat7-maven-plugin:2.2:run运行项目,出现下面错误: 严重: A child container failed during start java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Tomcat].StandardHost[localho…

背景 今天在开发SparkRDD的过程中出现Buffer Overflow错误,查看具体Yarn日志后发现是因为Kryo序列化缓冲区溢出了,日志建议调大spark.kryoserializer.buffer.max的value,搜索了一下设置keyo序列化缓冲区的方法,特此整理记录下来. 20/01/08 17:12:55 WARN scheduler.TaskSetManager: Lost task 1.0 in stage 1.0 (TID 4, s015.test.com, execut…

跑sparkPis示例程序 [root@node01 bin]# ./spark-submit --master spark://node01:7077 --class org.apache.spark.examples.SparkPi ../examples/jars/spark-examples_2.11-2.0.0.jar 100 报如下错误的原因可能是分配的任务数过多导致内存不足. 解决办法:减少任务数 19/04/17 04:19:17 WARN NettyRpcEndpointRef…

Structured Streaming 编程指南 概述 快速示例 Programming Model (编程模型) 基本概念 处理 Event-time 和延迟数据 容错语义 API 使用 Datasets 和 DataFrames 创建 streaming DataFrames 和 streaming Datasets Input Sources (输入源) streaming DataFrames/Datasets 的模式接口和分区 streaming DataFrames/Dataset…