hadoop


1.hadoop-env.sh yarn-env.sh
2.core

fs.defaultFS
hdfs://master:9000


hadoop.tmp.dir
/usr/local/hadoop-2.7.2/tmp

3. hdfs

dfs.name.dir
/usr/local/hadoop-2.7.2/hdfs/name


dfs.data.dir
/usr/local/hadoop-2.7.2/hdfs/data

yarn


yarn.resourcemanager.nodemanager.vmem-check-enabled
false


yarn.resourcemanager.nodemanager.pmem-check-enabled
false


yarn.resourcemanager.hostname
master


yarn.nodemanager.aux-service
mapreduce_shuffle


yarn.resourcemanager.scheduler.address
master:8030


yarn.resourcemanager.resource-tracker.address
master:8031


yarn.resourcemanager.address
master:8032


yarn.resourcemanager.admin.address
master:8033


yarn.resourcemanager.webapp.address
master:8088

4.mapreduce

mapreduce.framework.name
yarn


mapreduce.jobhistory.address
master:10020


mapreduce.jobhistory.webapp.address
master:19888

5.slaves