SparkSubmit.printErrorAndExit(s"Cannot load main class from JAR $primaryResource") } case _ => SparkSubmit.printErrorAndExit( s"Cannot load main class from JAR $primaryResource with URI $uriScheme. " + "Please specify a class through --class.") } } 1. 2. 3. 4. 5. 6. 7. 8. 9...
可以看到main下有两种CLI模式分别是spark-submit和spark-class , 通过上面分析spark-submit的shell脚本看到它实际调用的就是spark-class , 所以它俩是同一个入口,没有什么区别。 1)检查提交参数,其中最核心的就是--class <main-class> , 其余的参数可以通过sparkConf获取集群默认值 publicstaticvoidmain(String[]arg...
* running the child main class based on the cluster manager and the deploy mode. * Second, we use this launch environment to invoke the main method of the child * main class. 提交应用程序 */@tailrecprivatedefsubmit(args:SparkSubmitArguments):Unit= {val(childArgs, childClasspath, sysProps,...
* Second, we use this launch environment to invoke the main method of the child * main class. */ /** * 通过匹配SUBMIT执行的submit() * 如上所说,分成两部 * 首先是根据不同调度模式和yarn不同模式,导入调用类的路径,默认配置及输入参数,准备相应的启动环境 * 然后通过对应的环境来调用相应子类的m...
I'm using YARN. My jar file is on the master node. It's path is specified in the /etc/spark/conf/classpath.txt. Any ideas on why it's not being found (and only sometimes)? Perhaps I ought to specify the jar file's location in some other way? Your suggestions please....
Hi Raj, I already tried that ,I'm using pyspark , added those jars you mentioned in both spark.executor.extraClassPath and spark.driver.extraClassPath and removed phoenix4.7 ,now my spark-submit is working fine ,only the dataframe by specify classname "org.apache.phoenix.spark" is not wor...
Hi, I understand that there is an example in the github on pyspark codes, namely the multistep workflow, however, I have problem understanding how a saved spark model should be served (with their spark configuration specified). If would ...
I'm using YARN. My jar file is on the master node. It's path is specified in the /etc/spark/conf/classpath.txt. Any ideas on why it's not being found (and only sometimes)? Perhaps I ought to specify the jar file's location in some other way? Your suggestions p...