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https://issues.apache.org/jira/browse/IGNITE-11831?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16832411#comment-16832411
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Evgenii Zhuravlev commented on IGNITE-11831:
--------------------------------------------
can be fixed by adding
<property name="emptyPagesPoolSize" value="5000"/>
> Eviction doesn't work properly for data region with big objects of different
> sizes
> ----------------------------------------------------------------------------------
>
> Key: IGNITE-11831
> URL: https://issues.apache.org/jira/browse/IGNITE-11831
> Project: Ignite
> Issue Type: Bug
> Reporter: Evgenii Zhuravlev
> Priority: Major
>
> Reproducer:
> {code:java}
> public class ExampleNodeStartup {
> /**
> * Start up an empty node with example compute configuration.
> *
> * @param args Command line arguments, none required.
> * @throws IgniteException If failed.
> */
> public static void main(String[] args) throws IgniteException {
> Ignite ignite = Ignition.start("examples/config/example-ignite.xml");
> IgniteCache<String, Object> keywordCache =
> ignite.getOrCreateCache("keyword");
> for(int i=0;i<10000000;i++){
> int mega = new Random().nextInt(3) + 1;
> keywordCache.put(UUID.randomUUID().toString(), new byte[mega *
> 1024 * 1024]);
> System.out.println("current:"+i);
> }
> }
> }
> {code}
> data region configuration:
> {code:java}
> <property name="dataStorageConfiguration">
> <bean
> class="org.apache.ignite.configuration.DataStorageConfiguration">
> <property name="defaultDataRegionConfiguration">
> <bean
> class="org.apache.ignite.configuration.DataRegionConfiguration">
> <property name="name" value="keywordRegion"/>
> <property name="maxSize" value="#{1024L * 1024 * 1024
> * 8}"/>
> <property name="pageEvictionMode"
> value="RANDOM_2_LRU"/>
> <property name="persistenceEnabled" value="false"/>
> </bean>
> </property>
> </bean>
> </property>
> {code}
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