ambari_plugin-2.0.6/common-services/DOLPHIN/2.0.6/configuration/dolphin-master.xml

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<configuration>
	<property>
		<name>master.listen.port</name>
		<value>5678</value>
		<value-attributes>
			<type>int</type>
		</value-attributes>
		<description>master listen port</description>
		<on-ambari-upgrade add="true"/>
	</property>
	<property>
		<name>master.exec.threads</name>
		<value>100</value>
		<value-attributes>
			<type>int</type>
		</value-attributes>
		<description>master execute thread number to limit process instances</description>
		<on-ambari-upgrade add="true"/>
	</property>
	<property>
		<name>master.exec.task.num</name>
		<value>20</value>
		<value-attributes>
			<type>int</type>
		</value-attributes>
		<description>master execute task number in parallel per process instance</description>
		<on-ambari-upgrade add="true"/>
	</property>
	<property>
		<name>master.dispatch.task.num</name>
		<value>3</value>
		<value-attributes>
			<type>int</type>
		</value-attributes>
		<description>master dispatch task number per batch</description>
		<on-ambari-upgrade add="true"/>
	</property>
	<property>
		<name>master.host.selector</name>
		<value>LowerWeight</value>
		<description>master host selector to select a suitable worker, default value: LowerWeight. Optional values include Random, RoundRobin, LowerWeight</description>
		<on-ambari-upgrade add="true"/>
	</property>
	<property>
		<name>master.heartbeat.interval</name>
		<value>10</value>
		<value-attributes>
			<type>int</type>
		</value-attributes>
		<description>master heartbeat interval, the unit is second</description>
		<on-ambari-upgrade add="true"/>
	</property>
	<property>
		<name>master.task.commit.retryTimes</name>
		<value>5</value>
		<value-attributes>
			<type>int</type>
		</value-attributes>
		<description>master commit task retry times</description>
		<on-ambari-upgrade add="true"/>
	</property>
	<property>
		<name>master.task.commit.interval</name>
		<value>1000</value>
		<value-attributes>
			<type>int</type>
		</value-attributes>
		<description>master commit task interval, the unit is millisecond</description>
		<on-ambari-upgrade add="true"/>
	</property>
	<property>
		<name>master.max.cpuload.avg</name>
		<value>-1</value>
		<value-attributes>
			<type>int</type>
		</value-attributes>
		<description>master max cpuload avg, only higher than the system cpu load average, master server can schedule. default value -1: the number of cpu cores * 2</description>
		<on-ambari-upgrade add="true"/>
	</property>
	<property>
		<name>master.reserved.memory</name>
		<value>0.3</value>
		<description>master reserved memory, only lower than system available memory, master server can schedule. default value 0.3, the unit is G</description>
		<on-ambari-upgrade add="true"/>
	</property>
</configuration>