参考材料:
Apache Hadoop 3.4.0 – Fair Call Queue Guide
一、案例
在 core-site.xml 配置文件中添加如下配置项:
<property>
<name>ipc.8020.callqueue.impl</name>
<value>org.apache.hadoop.ipc.FairCallQueue</value>
</property>
<property>
<name>ipc.8020.scheduler.impl</name>
<value>org.apache.hadoop.ipc.DecayRpcScheduler</value>
</property>
<property>
<name>ipc.8020.scheduler.priority.levels</name>
<value>2</value>
</property>
<property>
<name>ipc.8020.faircallqueue.multiplexer.weights</name>
<value>32,1</value>
</property>
<property>
<name>ipc.8020.decay-scheduler.thresholds</