我试图找出我的 Spark 应用程序正在执行的配置参数。有没有办法获取所有参数,包括默认参数?
例如,如果您执行“set;” 在 Hive 控制台上,它将列出完整的 Hive 配置。我正在寻找 Spark 的类似操作/命令。
更新:我已经尝试了 karthik manchala 提出的解决方案。我得到这些结果。据我所知,这些还不是全部参数。例如,这个spark.shuffle.memoryFraction(以及更多)丢失了。
scala> println(sc.getConf.getAll.deep.mkString("\n"));
(spark.eventLog.enabled,true)
(spark.dynamicAllocation.minExecutors,1)
(spark.org.apache.hadoop.yarn.server.webproxy.amfilter.AmIpFilter.param.PROXY_HOSTS,...)
(spark.repl.class.uri,http://...:54157)
(spark.tachyonStore.folderName,spark-46d43c17-b0b3-4b61-a017-a186075849ca)
(spark.org.apache.hadoop.yarn.server.webproxy.amfilter.AmIpFilter.param.PROXY_URI_BASES,http://...)
(spark.driver.host,...l)
(spark.yarn.jar,local:/opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/spark/lib/spark-assembly.jar)
(spark.yarn.historyServer.address,http://...:18088)
(spark.dynamicAllocation.executorIdleTimeout,60)
(spark.serializer,org.apache.spark.serializer.KryoSerializer)
(spark.authenticate,false)
(spark.fileserver.uri,http://...:33681)
(spark.app.name,Spark shell)
(spark.dynamicAllocation.maxExecutors,30)
(spark.dynamicAllocation.initialExecutors,3)
(spark.ui.filters,org.apache.hadoop.yarn.server.webproxy.amfilter.AmIpFilter)
(spark.driver.port,46781)
(spark.shuffle.service.enabled,true)
(spark.master,yarn-client)
(spark.eventLog.dir,hdfs://.../user/spark/applicationHistory)
(spark.app.id,application_1449242356422_80431)
(spark.driver.appUIAddress,http://...:4040)
(spark.driver.extraLibraryPath,/opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/hadoop/lib/native)
(spark.dynamicAllocation.schedulerBacklogTimeout,1)
(spark.shuffle.service.port,7337)
(spark.executor.id,<driver>)
(spark.jars,)
(spark.dynamicAllocation.enabled,true)
(spark.executor.extraLibraryPath,/opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/hadoop/lib/native)
(spark.yarn.am.extraLibraryPath,/opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/hadoop/lib/native)
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您可以执行以下操作:
sparkContext.getConf().getAll();
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