docs/_docs/code-snippets/xml/swap.xml

<?xml version="1.0" encoding="UTF-8"?>
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  this work for additional information regarding copyright ownership.
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  (the "License"); you may not use this file except in compliance with
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       http://www.apache.org/licenses/LICENSE-2.0

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-->
<beans xmlns="http://www.springframework.org/schema/beans" xmlns:util="http://www.springframework.org/schema/util" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="         http://www.springframework.org/schema/beans         http://www.springframework.org/schema/beans/spring-beans.xsd         http://www.springframework.org/schema/util         http://www.springframework.org/schema/util/spring-util.xsd">
    <!-- tag::swap[] -->
    <bean class="org.apache.ignite.configuration.IgniteConfiguration">
        <!-- Durable memory configuration. -->
        <property name="dataStorageConfiguration">
            <bean class="org.apache.ignite.configuration.DataStorageConfiguration">
                <property name="dataRegionConfigurations">
                    <list>
                        <!--
                        Defining a data region that will consume up to 500 MB of RAM 
                        with swap enabled.
                        -->
                        <bean class="org.apache.ignite.configuration.DataRegionConfiguration">
                            <!-- Custom region name. -->
                            <property name="name" value="500MB_Region"/>
                            <!-- 100 MB initial size. -->
                            <property name="initialSize" value="#{100L * 1024 * 1024}"/>
                            <!-- Setting region max size equal to physical RAM size(5 GB). -->
                            <property name="maxSize" value="#{5L * 1024 * 1024 * 1024}"/>
                            <!-- Enabling swap space for the region. -->
                            <property name="swapPath" value="/path/to/some/directory"/>
                        </bean>
                    </list>
                </property>
            </bean>
        </property>
        <!-- Other configurations. -->
    </bean>
    <!-- end::swap[] -->
</beans>