DolphinScheduler/ambari_plugin/common-services/DOLPHIN/1.3.5/configuration/dolphin-datasource.xml

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<configuration>
	<property>
		<name>spring.datasource.initialSize</name>
		<value>5</value>
		<description>
			Init connection number
		</description>
		<value-attributes>
			<type>int</type>
		</value-attributes>
		<on-ambari-upgrade add="true"/>
	</property>
	<property>
		<name>spring.datasource.minIdle</name>
		<value>5</value>
		<description>
			Min connection number
		</description>
		<value-attributes>
			<type>int</type>
		</value-attributes>
		<on-ambari-upgrade add="true"/>
	</property>
	<property>
		<name>spring.datasource.maxActive</name>
		<value>50</value>
		<description>
			Max connection number
		</description>
		<value-attributes>
			<type>int</type>
		</value-attributes>
		<on-ambari-upgrade add="true"/>
	</property>
	<property>
		<name>spring.datasource.maxWait</name>
		<value>60000</value>
		<description>
			Max wait time for get a connection in milliseconds.
			If configuring maxWait, fair locks are enabled by default and concurrency efficiency decreases.
			If necessary, unfair locks can be used by configuring the useUnfairLock attribute to true.
		</description>
		<value-attributes>
			<type>int</type>
		</value-attributes>
		<on-ambari-upgrade add="true"/>
	</property>
	<property>
		<name>spring.datasource.timeBetweenEvictionRunsMillis</name>
		<value>60000</value>
		<description>
			Milliseconds for check to close free connections
		</description>
		<value-attributes>
			<type>int</type>
		</value-attributes>
		<on-ambari-upgrade add="true"/>
	</property>
	<property>
		<name>spring.datasource.timeBetweenConnectErrorMillis</name>
		<value>60000</value>
		<description>
			The Destroy thread detects the connection interval and closes the physical connection in milliseconds
			if the connection idle time is greater than or equal to minEvictableIdleTimeMillis.
		</description>
		<value-attributes>
			<type>int</type>
		</value-attributes>
		<on-ambari-upgrade add="true"/>
	</property>
	<property>
		<name>spring.datasource.minEvictableIdleTimeMillis</name>
		<value>300000</value>
		<description>
			The longest time a connection remains idle without being evicted, in milliseconds
		</description>
		<value-attributes>
			<type>int</type>
		</value-attributes>
		<on-ambari-upgrade add="true"/>
	</property>
	<property>
		<name>spring.datasource.validationQuery</name>
		<value>SELECT 1</value>
		<description>
			The SQL used to check whether the connection is valid requires a query statement.
			If validation Query is null, testOnBorrow, testOnReturn, and testWhileIdle will not work.
		</description>
		<on-ambari-upgrade add="true"/>
	</property>
	<property>
		<name>spring.datasource.validationQueryTimeout</name>
		<value>3</value>
		<value-attributes>
			<type>int</type>
		</value-attributes>
		<description>
			Check whether the connection is valid for timeout, in seconds
		</description>
		<on-ambari-upgrade add="true"/>
	</property>
	<property>
		<name>spring.datasource.testWhileIdle</name>
		<value>true</value>
		<value-attributes>
			<type>boolean</type>
		</value-attributes>
		<description>
			When applying for a connection,
			if it is detected that the connection is idle longer than time Between Eviction Runs Millis,
			validation Query is performed to check whether the connection is valid
		</description>
		<on-ambari-upgrade add="true"/>
	</property>
	<property>
		<name>spring.datasource.testOnBorrow</name>
		<value>true</value>
		<value-attributes>
			<type>boolean</type>
		</value-attributes>
		<description>
			Execute validation to check if the connection is valid when applying for a connection
		</description>
		<on-ambari-upgrade add="true"/>
	</property>
	<property>
		<name>spring.datasource.testOnReturn</name>
		<value>false</value>
		<value-attributes>
			<type>boolean</type>
		</value-attributes>
		<description>
			Execute validation to check if the connection is valid when the connection is returned
		</description>
		<on-ambari-upgrade add="true"/>
	</property>
	<property>
		<name>spring.datasource.defaultAutoCommit</name>
		<value>true</value>
		<value-attributes>
			<type>boolean</type>
		</value-attributes>
		<description>
		</description>
		<on-ambari-upgrade add="true"/>
	</property>
	<property>
		<name>spring.datasource.keepAlive</name>
		<value>false</value>
		<value-attributes>
			<type>boolean</type>
		</value-attributes>
		<description>
		</description>
		<on-ambari-upgrade add="true"/>
	</property>

	<property>
		<name>spring.datasource.poolPreparedStatements</name>
		<value>true</value>
		<value-attributes>
			<type>boolean</type>
		</value-attributes>
		<description>
			Open PSCache, specify count PSCache for every connection
		</description>
		<on-ambari-upgrade add="true"/>
	</property>
	<property>
		<name>spring.datasource.maxPoolPreparedStatementPerConnectionSize</name>
		<value>20</value>
		<value-attributes>
			<type>int</type>
		</value-attributes>
		<description></description>
		<on-ambari-upgrade add="true"/>
	</property>
	<property>
		<name>spring.datasource.spring.datasource.filters</name>
		<value>stat,wall,log4j</value>
		<description></description>
		<on-ambari-upgrade add="true"/>
	</property>
	<property>
		<name>spring.datasource.connectionProperties</name>
		<value>druid.stat.mergeSql=true;druid.stat.slowSqlMillis=5000</value>
		<description></description>
		<on-ambari-upgrade add="true"/>
	</property>
</configuration>