hadoop 2.2.X 配置参数说明： core-site.xml
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<configuration>
<property>
<name>fs.checkpoint.sizename>
<value>0.5value>
property>
<property>
<name>dfs.namenode.checkpoint.periodname>
<value>21600value>
property>
<property>
<name>dfs.namenode.checkpoint.dirname>
<value>file:///hadoop/hdfs/namesecondaryvalue>
property>
<property>
<name>hadoop.security.authenticationname>
<value>simplevalue>
property>
<property>
<name>fs.checkpoint.edits.dirname>
<value>file:///hadoop/hdfs/namesecondaryvalue>
property>
<property>
<name>ipc.client.connect.max.retriesname>
<value>50value>
property>
<property>
<name>ipc.client.connection.maxidletimename>
<value>30000value>
property>
<property>
<name>hadoop.security.auth_to_localname>
<value>
RULE:[2:$1@$0]([rn]m@.*)s/.*/yarn/
RULE:[2:$1@$0](jhs@.*)s/.*/mapred/
RULE:[2:$1@$0]([nd]n@.*)s/.*/hdfs/
RULE:[2:$1@$0](hm@.*)s/.*/hbase/
RULE:[2:$1@$0](rs@.*)s/.*/hbase/
DEFAULT
value>
property>
<property>
<name>ipc.client.idlethresholdname>
<value>8000value>
property>
<property>
<name>io.serializationsname>
<value>org.apache.hadoop.io.serializer.WritableSerializationvalue>
property>
<property>
<name>fs.trash.intervalname>
<value>360value>
property>
<property>
<name>hadoop.security.authorizationname>
<value>falsevalue>
property>
<property>
<name>fs.defaultFSname>
<value>hdfs://hadoop01:8020value>
property>
<property>
<name>mapreduce.jobtracker.webinterface.trustedname>
<value>falsevalue>
property>
<property>
<name>io.file.buffer.sizename>
<value>131072value>
property>
<property>
<name>io.compression.codecsname>
<value>org.apache.hadoop.io.compress.GzipCodec,org.apache.hadoop.io.compress.DefaultCodecvalue>
property>
<property>
<name>io.compression.codecsname>
<value>org.apache.hadoop.io.compress.GzipCodec,org.apache.hadoop.io.compress.DefaultCodec,org.apache.hadoop.io.compress.SnappyCodecvalue>
property>
<property>
<name>hadoop.proxyuser.hive.groupsname>
<value>usersvalue>
property>
<property>
<name>hadoop.proxyuser.hcat.groupsname>
<value>usersvalue>
property>
<property>
<name>hadoop.proxyuser.oozie.groupsname>
<value>usersvalue>
property>
configuration>
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Original: https://blog.51cto.com/michaelkang/5580808
Author: 无锋剑客
Title: hadoop 2.2.X 配置参数说明： core-site.xml
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