xugen12的专栏

在spark-env.sh中设置相关配置信息如下：export SCALA_HOME=/home/lin/Desktop/SparkLin/scala-2.11.7export SPARK_WORKER_MEMORY=2gexport SPARK_MASTER_IP=192.168.1.126export MASTER=spark://192.168.1.126:7077exp

Using Spark's default log4j profile: org/apache/spark/log4j-defaults.properties16/07/28 05:42:58 INFO CoarseGrainedExecutorBackend: Registered signal handlers for [TERM, HUP, INT]16/07/28 05:42:59 W

再搭建的spark源码环境上，启动master与worker进程，然后将简单的单词统计代码提交到集群中，产生以下错误：17/09/04 11:11:47 INFO DAGScheduler: ShuffleMapStage 0 (map at wordCount.scala:42) failed in 6.941 s due to Job aborted due to stage failur

在intellij上搭建了spark源码阅读环境，然后分别设置master与slave的启动参数，从而启动master与slave进程的时候，可能会报如下错误：process finished with exit code 52进入调试状态，错误发生在：进行调试发现52错误出现在SparkExitCode.scala类中，其中错误定义如下：/** The defau

Caused by: java.io.InvalidClassException: org.apache.spark.rdd.RDD; local class incompatible: stream classdesc serialVersionUID = 5009924811397974881, local class serialVersionUID = 718537847152086496...

java.io.IOException: Cannot run program "/etc/hadoop/conf/topology_script.py" (in directory "I:\软件开发\zmap"): CreateProcess error=2, 系统找不到指定的文件。 at java.lang.ProcessBuilder.start(ProcessBuilder.java:10...