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https://issues.apache.org/jira/browse/IGNITE-1895?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sergey Kozlov updated IGNITE-1895:
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Attachment: example-ignite-lru-client.xml
example-ignite-lru.xml
> Entries aren't evicted for LRU policy
> -------------------------------------
>
> Key: IGNITE-1895
> URL: https://issues.apache.org/jira/browse/IGNITE-1895
> Project: Ignite
> Issue Type: Bug
> Components: cache
> Affects Versions: 1.5
> Reporter: Sergey Kozlov
> Assignee: Yakov Zhdanov
> Fix For: 1.5
>
> Attachments: example-ignite-lru-client.xml, example-ignite-lru.xml
>
>
> 1. :
> {code:title=CacheLruExample.java|borderStyle=solid}
> package org.apache.ignite.examples.datagrid;
> import java.util.HashMap;
> import java.util.Map;
> import org.apache.ignite.Ignite;
> import org.apache.ignite.IgniteCache;
> import org.apache.ignite.IgniteException;
> import org.apache.ignite.Ignition;
> import org.apache.ignite.examples.ExampleNodeStartup;
> public class CachePutGetExample {
> /** Cache name. */
> private static final String CACHE_NAME = "cache_0001";
> public static void main(String[] args) throws IgniteException,
> InterruptedException {
> try (Ignite ignite =
> Ignition.start("examples/config/example-ignite-lru-client.xml")) {
> try (IgniteCache<Integer, String> cache =
> ignite.getOrCreateCache(CACHE_NAME)) {
> System.out.println();
> System.out.println(">>> Test started.");
> int counter = 0;
> for (int i = 1; i <= 100; i++) {
> if (cache.get(i) != null)
> counter++;
> }
> System.out.println(">>> Get: found not-null keys " +
> Integer.toString(counter));
> Thread.sleep(1000);
> for (int i = 1; i <= 100; i++) {
> cache.remove(i);
> }
> System.out.println(">>> Remove: 1..100");
> Thread.sleep(1000);
> counter = 0;
> for (int i = 1; i <= 100; i++) {
> cache.put(i, Integer.toString(i));
> counter++;
> }
> System.out.println(">>> Put: 1..100");
> Thread.sleep(1000);
> counter = 0;
> for (int i = 50; i <= 100; i++) {
> if (cache.get(i) != null)
> counter++;
> }
> System.out.println(">>> Get 50..100");
> Thread.sleep(1000);
> for (int i = 30; i <= 49; i++) {
> cache.put(i, Integer.toString(i));
> }
> System.out.println(">>> Put: 30..49");
> Thread.sleep(1000);
> counter = 0;
> for (int i = 1; i <= 100; i++) {
> if (cache.get(i) != null)
> counter++;
> }
> System.out.println(">>> Get: found not-null keys (must be
> 50): " + Integer.toString(counter));
> }
> }
> }
> }
> {code}
> 2. Copy attached configurations in examples/config directory
> 3. Start two nodes with example-ignite-lru.xml
> 3. Compile and run example
> 4. The output of example shows that cache has more entries than defined by
> max size in eviction policy:
> {noformat}
> ...
> [16:34:47,088][INFO ][main][GridDiscoveryManager] Topology snapshot [ver=3,
> servers=2, clients=1, CPUs=8, heap=3.8GB]
> >>> Test started.
> >>> Get: found not-null keys 0
> >>> Remove: 1..100
> >>> Put: 1..100
> >>> Get 50..100
> >>> Put: 30..49
> >>> Get: found not-null keys (must be 50): 70
> ...
> {noformat}
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