1. 程式人生 > >hadoop記憶體不足

hadoop記憶體不足

問題
Container killed on request. Exit code is 143

然後提示memory 2.7g in 2.1g used
這裡是表示記憶體不夠,所以

修改hadoop/etc/hadoop/mapred.site

<property>
    <name>mapreduce.map.memory.mb</name>
    <value>4096</value>
  </property>
  <property>
    <name>mapreduce.reduce.memory.mb</name
>
<value>4096</value> </property>