直接依赖环境变量中的Xmx #89
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直接依赖环境变量中的Xmx #89
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直接在hadoop-env.sh中设置Hadoop的环境变量，如下：
export HADOOP_JOBTRACKER_OPTS="-Xms200M -Xmx200M -XX:MaxDirectMemorySize=128m
export HADOOP_TASKTRACKER_OPTS="-Xms300m -Xmx300m -XX:MaxDirectMemorySize=100m
export HADOOP_CORONACLUSTERMANAGER_OPTS="-Xms400M -Xmx400M -XX:MaxDirectMemorySize=256m
export HADOOP_CORONAPROXYJOBTRACKER_OPTS="-Xms400M -Xmx400M -XX:MaxDirectMemorySize=256m