Exception in thread "main" java.io.IOException: Job failed!
at org.apache.hadoop.mapred.JobClient.runJob(JobClient.java:1357)
at org.apache.nutch.parse.ParseSegment.parse(ParseSegment.java:209)
at org.apache.nutch.crawl.Crawl.run(Crawl.java:143)
at org.apache.hadoop.util.ToolR
http://192.168.2.30:50030/jobtracker.jsp
单机JobID那个东东
单机map或者 killed = 1 均可
Error: Java heap space
Error: Java heap space
Error: Java heap space
Error: Java heap space
hadoop内存配置项
<property>
<name>mapred.child.java.opts</name> map任务启动内存
<value>-Xmx64m</value>
</property>
hadoop-env.sh
export HADOOP_HEAPSIZE=32 这个是namenode datanode启动的设置内存
<property>
<name>io.sort.mb</name> 排序内存(要小于map启动内存,一般是调大的。。如果调大,则要配合map槽和机器内存一起)
<value>10</value>
</property>