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Re: Console + Designer = jboss OutOfMemoryError: GC overhead limit exceeded
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created by <a href="http://community.jboss.org/people/Tomarenz">Renzo Tomaselli</a> in <i>jBPM</i> - <a href="http://community.jboss.org/message/620443#620443">View the full discussion</a>
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<div class="jive-rendered-content"><p>In the mean time I requested a memory dump on OutOfMemory conditions, then I loaded the resulting file into Eclipse Memory Analyzer Tool.</p><p>One evident result is a suspected leak as:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>598 instances of <strong>"org.jboss.virtual.plugins.context.zip.ZipEntryContext"</strong>, loaded by <strong>"org.jboss.bootstrap.NoAnnotationURLClassLoader @ 0x1774ed68"</strong> occupy <strong>152.700.536 (37,01%)</strong> bytes. </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><strong>Keywords</strong><br/>org.jboss.bootstrap.NoAnnotationURLClassLoader @ 0x1774ed68<br/>org.jboss.virtual.plugins.context.zip.ZipEntryContext</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>ZipEntryContext - whatever it is - appears in error logs, such as:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>java.lang.OutOfMemoryError: GC overhead limit exceeded</p><p>    at java.util.zip.InflaterInputStream.<init>(InflaterInputStream.java:71)</p><p>    at java.util.zip.ZipFile$1.<init>(ZipFile.java:212)</p><p>    at java.util.zip.ZipFile.getInputStream(ZipFile.java:212)</p><p>    at java.util.zip.ZipFile.getInputStream(ZipFile.java:180)</p><p>    at org.jboss.virtual.plugins.context.zip.ZipFileWrapper.openStream(ZipFileWrapper.java:214)</p><p>    at org.jboss.virtual.plugins.context.zip.ZipEntryContext.openStream(ZipEntryContext.java:1082)</p><p>    at org.jboss.virtual.plugins.context.zip.ZipEntryHandler.openStream(ZipEntryHandler.java:153)</p><p>    at org.jboss.virtual.VirtualFile.openStream(VirtualFile.java:230)</p><p>    at org.jboss.classloading.spi.vfs.policy.VFSClassLoaderPolicy.getResourceAsStream(VFSClassLoaderPolicy.java:483)</p><p>    at org.jboss.classloader.spi.base.BaseClassLoader$2.run(BaseClassLoader.java:534)</p><p>    at org.jboss.classloader.spi.base.BaseClassLoader$2.run(BaseClassLoader.java:532)</p><p>    at java.security.AccessController.doPrivileged(Native Method)</p><p>    at org.jboss.classloader.spi.base.BaseClassLoader.loadClassLocally(BaseClassLoader.java:530)</p><p>    at org.jboss.classloader.spi.base.BaseClassLoader.loadClassLocally(BaseClassLoader.java:507)</p><p>    at org.jboss.classloader.spi.base.BaseDelegateLoader.loadClass(BaseDelegateLoader.java:134)</p><p>    at org.jboss.classloader.spi.filter.FilteredDelegateLoader.loadClass(FilteredDelegateLoader.java:131)</p><p>    at org.jboss.classloader.spi.base.ClassLoadingTask$ThreadTask.run(ClassLoadingTask.java:452)</p><p>    at org.jboss.classloader.spi.base.ClassLoaderManager.nextTask(ClassLoaderManager.java:251)</p><p>    at org.jboss.classloader.spi.base.ClassLoaderManager.process(ClassLoaderManager.java:150)</p><p>    at org.jboss.classloader.spi.base.BaseClassLoaderDomain.loadClass(BaseClassLoaderDomain.java:265)</p><p>    at org.jboss.classloader.spi.base.BaseClassLoaderDomain.loadClass(BaseClassLoaderDomain.java:1119)</p><p>    at org.jboss.classloader.spi.base.BaseClassLoader.loadClassFromDomain(BaseClassLoader.java:798)</p><p>    at org.jboss.classloader.spi.base.BaseClassLoader.loadClass(BaseClassLoader.java:441)</p><p>    at java.lang.ClassLoader.loadClass(ClassLoader.java:248)</p><p>    at org.eclipse.jdt.internal.compiler.Compiler.initializeParser(Compiler.java:681)</p><p>    at org.eclipse.jdt.internal.compiler.Compiler.<init>(Compiler.java:282)</p><p>    at org.eclipse.jdt.internal.compiler.Compiler.<init>(Compiler.java:158)</p><p>    at org.drools.commons.jci.compilers.EclipseJavaCompiler.compile(EclipseJavaCompiler.java:362)</p><p>    at org.drools.commons.jci.compilers.AbstractJavaCompiler.compile(AbstractJavaCompiler.java:49)</p><p>    at org.drools.rule.builder.dialect.java.JavaDialect.compileAll(JavaDialect.java:368)</p><p>    at org.drools.compiler.DialectCompiletimeRegistry.compileAll(DialectCompiletimeRegistry.java:53)</p><p>    at org.drools.compiler.PackageRegistry.compileAll(PackageRegistry.java:70)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>or:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Caused by: java.lang.OutOfMemoryError: GC overhead limit exceeded</p><p>    at java.util.Arrays.copyOf(Arrays.java:2882)</p><p>    at java.lang.AbstractStringBuilder.expandCapacity(AbstractStringBuilder.java:100)</p><p>    at java.lang.AbstractStringBuilder.append(AbstractStringBuilder.java:390)</p><p>    at java.lang.StringBuilder.append(StringBuilder.java:119)</p><p>    at org.jboss.virtual.plugins.context.zip.ZipEntryContext.getChild(ZipEntryContext.java:823)</p><p>    at org.jboss.virtual.plugins.context.zip.ZipEntryHandler.createChildHandler(ZipEntryHandler.java:191)</p><p>    at org.jboss.virtual.plugins.context.AbstractVirtualFileHandler.structuredFindChild(AbstractVirtualFileHandler.java:684)</p><p>    at org.jboss.virtual.plugins.context.zip.ZipEntryHandler.getChild(ZipEntryHandler.java:165)</p><p>    at org.jboss.virtual.plugins.context.DelegatingHandler.getChild(DelegatingHandler.java:107)</p><p>    at org.jboss.virtual.VirtualFile.getChild(VirtualFile.java:481)</p><p>    at org.jboss.classloading.spi.vfs.policy.VFSClassLoaderPolicy.getResources(VFSClassLoaderPolicy.java:524)</p><p>    at org.jboss.classloader.spi.base.BaseClassLoader$4.run(BaseClassLoader.java:691)</p><p>    at java.security.AccessController.doPrivileged(Native Method)</p><p>    at org.jboss.classloader.spi.base.BaseClassLoader.getResourcesLocally(BaseClassLoader.java:687)</p><p>    at org.jboss.classloader.spi.base.BaseClassLoader.getResourcesLocally(BaseClassLoader.java:668)</p><p>    at org.jboss.classloader.spi.base.BaseClassLoaderDomain.getResources(BaseClassLoaderDomain.java:505)</p><p>    at org.jboss.classloader.spi.base.BaseClassLoaderDomain.getResources(BaseClassLoaderDomain.java:1154)</p><p>    at org.jboss.classloader.spi.base.BaseClassLoader.loadResources(BaseClassLoader.java:495)</p><p>    at org.jboss.classloader.spi.base.BaseClassLoader.findResources(BaseClassLoader.java:481)</p><p>    at java.lang.ClassLoader.getResources(ClassLoader.java:1041)</p><p>    at java.lang.ClassLoader.getResources(ClassLoader.java:1037)</p><p>    at org.drools.util.CompositeClassLoader.getResources(CompositeClassLoader.java:148)</p><p>    at org.drools.util.ChainedProperties.getResources(ChainedProperties.java:144)</p><p>    at org.drools.util.ChainedProperties.<init>(ChainedProperties.java:90)</p><p>    at org.drools.RuleBaseConfiguration.init(RuleBaseConfiguration.java:392)</p><p>    at org.drools.RuleBaseConfiguration.<init>(RuleBaseConfiguration.java:244)</p><p>    at org.drools.common.AbstractRuleBase.<init>(AbstractRuleBase.java:146)</p><p>    at org.drools.reteoo.ReteooRuleBase.<init>(ReteooRuleBase.java:143)</p><p>    at org.drools.reteoo.ReteooRuleBase.<init>(ReteooRuleBase.java:120)</p><p>    at org.drools.RuleBaseFactory.newRuleBase(RuleBaseFactory.java:86)</p><p>    at org.drools.RuleBaseFactory.newRuleBase(RuleBaseFactory.java:74)</p><p>    at org.drools.RuleBaseFactory.newRuleBase(RuleBaseFactory.java:37)</p></div>
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