You are viewing a plain text version of this content. The canonical link for it is here.
Posted to issues@karaf.apache.org by "Grzegorz Grzybek (JIRA)" <ji...@apache.org> on 2016/08/31 15:59:21 UTC
[jira] [Comment Edited] (KARAF-4686) ClassLoader leak with
RmiRegistryFactory and sun.rmi.transport.tcp.TCPEndpoint
[ https://issues.apache.org/jira/browse/KARAF-4686?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15452617#comment-15452617 ]
Grzegorz Grzybek edited comment on KARAF-4686 at 8/31/16 3:58 PM:
------------------------------------------------------------------
PR for {{master}} branch: https://github.com/apache/karaf/pull/233
was (Author: gzres):
PR: https://github.com/apache/karaf/pull/233
> ClassLoader leak with RmiRegistryFactory and sun.rmi.transport.tcp.TCPEndpoint
> ------------------------------------------------------------------------------
>
> Key: KARAF-4686
> URL: https://issues.apache.org/jira/browse/KARAF-4686
> Project: Karaf
> Issue Type: Bug
> Affects Versions: 2.4.4, 4.0.6, 3.0.8
> Reporter: Grzegorz Grzybek
>
> Here's a leak I found in JVisualVM.
> {noformat}
> this - value: org.apache.felix.framework.BundleWiringImpl #3
> <- m_wiring - class: org.apache.felix.framework.BundleWiringImpl$BundleClassLoaderJava5, value: org.apache.felix.framework.BundleWiringImpl #3
> <- <classLoader> - class: org.apache.karaf.management.RmiRegistryFactory$KarafServerSocketFactory, value: org.apache.felix.framework.BundleWiringImpl$BundleClassLoaderJava5 #3
> <- <class> - class: org.apache.karaf.management.RmiRegistryFactory$KarafServerSocketFactory, value: org.apache.karaf.management.RmiRegistryFactory$KarafServerSocketFactory class RmiRegistryFactory$KarafServerSocketFactory
> <- ssf - class: sun.rmi.transport.tcp.TCPEndpoint, value: org.apache.karaf.management.RmiRegistryFactory$KarafServerSocketFactory #1
> <- key - class: java.util.HashMap$Entry, value: sun.rmi.transport.tcp.TCPEndpoint #9
> <- next - class: java.util.HashMap$Entry, value: java.util.HashMap$Entry #19809
> <- [0] - class: java.util.HashMap$Entry[], value: java.util.HashMap$Entry #28136
> <- table - class: java.util.HashMap, value: java.util.HashMap$Entry[] #4031
> <- localEndpoints (sticky class) - class: sun.rmi.transport.tcp.TCPEndpoint, value: java.util.HashMap #4065
> {noformat}
> sun.rmi.transport.tcp.TCPEndpoint has non-weak map that keeps references to socket factories: http://hg.openjdk.java.net/jdk8u/jdk8u/jdk/file/48c99b423839/src/share/classes/sun/rmi/transport/tcp/TCPEndpoint.java#l148
> This prevents cleaning up classloader of {{org.apache.karaf.management.server}} bundle.
--
This message was sent by Atlassian JIRA
(v6.3.4#6332)