开源大数据平台 E-MapReduce报错的相关内容

您好，请问MaxCompute（原ODPS）写mapreduce ，如果一个表的字段是分区字段，那这个字段根本拿不到是吗？我用命令 record.getString("relation") 我这个是分区字段，报错 aused by: java.lang.IllegalArgumentException: No such column:relation

您好，请问MaxCompute（原ODPS）写mapreduce ，如果一个表的字段是分区字段，那这个字段根本拿不到是吗？我用命令 record.getString("relation") 我这个是分区字段，报错aused by: java.lang.IllegalArgumentExceptio...

在跑mapreduce的时候，开了600个reducer，加载一个配置文件，但是配置文件很小，报错java.lang.OutOfMemoryError: Java heap space，能修改JVM的配置吗？ InstanceId: 20170328063533295g44123

在跑mapreduce的时候，开了600个reducer，加载一个配置文件，但是配置文件很小，报错java.lang.OutOfMemoryError: Java heap space，能修改JVM的配置吗？InstanceId: 20170328063533295g44123

用odps client跑mapreduce任务失败，报错如下,多进程后台同时起几个任务，resource文件用的是同一个，有些任务成功，有些任务失败

用odps client跑mapreduce任务失败，报错如下,多进程后台同时起几个任务，resource文件用的是同一个，有些任务成功，有些任务失败，FAILED: Copy file to shared cache faile...

e-mapreduce运行任务时经常报错Caused by: java.lang.OutOfMemoryError: Java heap space

e-mapreduce运行任务时经常报错Caused by: java.lang.OutOfMemoryError: Java heap space 查看系统内存都是正常的，这个内存怎么配置呢？

MapReduce作业读写OSS报错

May 24, 2016 11:31:57 AM com.aliyun.oss logException WARNING: [Server]Unable to execute HTTP request: Failed to parse the response result.{"Error":{"C...

在e-mapreduce跑hadoop mr报错，com.aliyun.oss.OSSException: AccessDenied

Error: java.io.IOException: java.lang.reflect.InvocationTargetException at com.aliyun.fs.oss.utils.OSSClientAgent.handleException(OSSClientAgent.java:...

hadoop mapreduce遍历的目录含有子目录报错

使用的是e-mapreduce服务，使用的oss当中的文件作为数据源，但是e-mapreduce似乎没有办法读取文件底下的子目录当中的内容，总是会报错，所以想请问一下有什么办法能够让mapreduce能够读取oss当中的数据目录底下的子目录？16/04/12 11:09:21 INFO mapred...

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开源大数据平台 E-MapReduce

开源大数据平台 E-MapReduce（简称“EMR”）是云原生开源大数据平台，向客户提供简单易集成的Hadoop、Hive、Spark、Flink、Presto、ClickHouse、StarRocks、Delta、Hudi等开源大数据计算和存储引擎服务。

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立即开通

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优惠活动

StarRocks 免费试用

产品入门

快速入门指导

常见问题

最佳实践

EMR实时计算实践

EMR弹性计算实践