CDH安装Oozie及oozie学习遇到的问题
**执行mapreduce时的**
<workflow-app xmlns="uri:oozie:workflow:0.2" name="usercounter-job-wf">
<start to="mr-node"/>
<action name="mr-node">
<map-reduce>
<job-tracker>${jobTracker}</job-tracker>
<name-node>${nameNode}</name-node>
<prepare>
<delete path="${nameNode}/zqc/264/tmp/${outputDir}"/>
</prepare>
<configuration>
<property>
<name></name>
<value>${queueName}</value>
</property>
<property>
<name>-api</name>
<value>true</value>
</property>
<property>
<name>-api</name>
<value>true</value>
</property>
<property>
<name></name>
<value>UserCounterJob</value>
</property>
<property>
<name></name>
<value></value>
</property>
<property>
<name></name>
<value>$CounterMapper</value>
</property>
<property>
<name></name>
<value>$CounterReducer</value>
</property>
<property>
<name></name>
<value></value>
</property>
<property>
<name></name>
<value></value>
</property>
<property>
<name></name>
<value></value>
</property>
<property>
<name></name>
<value></value>
</property>
<property>
<name></name>
<value></value>
</property>
<property>
<name></name>
<value>2</value>
</property>
<property>
<name></name>
<value>2</value>
</property>
<property>
<name></name>
<value>/zqc/264/clean/session/20180415</value>
</property>
<property>
<name></name>
<value>/zqc/264/tmp/${outputDir}</value>
</property>
</configuration>
<file>/user/root/examples/apps/java-main/config</file>
</map-reduce>
<ok to="end"/>
<error to="fail"/>
</action>
<kill name="fail">
<message>Map/Reduce failed, error message[${wf:errorMessage(wf:lastErrorNode())}]</message>
</kill>
<end name="end"/>
</workflow-app>