近日新写完的spark任务放到yarn上面执行时,在yarn的slave节点中一直看到报错日志:连接不到0.0.0.0:8030 . The logs are as below: 2014-08-11 20:10:59,795 INFO [main] org.apache.hadoop.yarn.client.RMProxy: Connecting to ResourceManager at /0.0.0.0:8030 2014-08-11 20:11:01,838 INFO [main] or…
spark 2.1.1 系统中希望监控spark on yarn任务的执行进度,但是监控过程发现提交任务之后执行进度总是10%,直到执行成功或者失败,进度会突然变为100%,很神奇, 下面看spark on yarn任务提交过程: spark on yarn提交任务时会把mainClass修改为Client childMainClass = "org.apache.spark.deploy.yarn.Client" spark-submit过程详见:https://www.cnblog…
Exception 1:当我们将任务提交给Spark Yarn集群时,大多会出现以下异常,如下: 14/08/09 11:45:32 WARN component.AbstractLifeCycle: FAILED SelectChannelConnector@0.0.0.0:4040: java.net.BindException: Address already in use java.net.BindException: Address already in use at sun.nio.…