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Sun Java System Directory Server Enterprise Edition 6.2 Troubleshooting Guide

Analyzing the Directory Proxy Server 6.2 Core Data on Solaris

Once you have obtained a core file, run the jstack and jpmap Java tools on the file.

Run the jstack utility as follows:


# jstack process-ID

For example, the jstack utility creates the following output:


# jstack 8393
Attaching to process ID 8393, please wait...
Debugger attached successfully.
Server compiler detected.
JVM version is 1.5.0_03-b07
Thread t@1: (state = BLOCKED)

Thread t@42: (state = IN_NATIVE)
 - sun.nio.ch.ServerSocketChannelImpl.accept0(java.io.FileDescriptor, java.io.FileDescriptor, \
java.net.InetSocketAddress[]) (Interpreted frame)
 - sun.nio.ch.ServerSocketChannelImpl.accept0(java.io.FileDescriptor, java.io.FileDescriptor, \
java.net.InetSocketAddress[]) (Interpreted frame)
 - sun.nio.ch.ServerSocketChannelImpl.accept() @bci=130, line=145 (Interpreted frame)
 - com.sun.directory.proxy.extensions.ExtendedTCPClientListener.run() @bci=267, \
line=190 (Interpreted frame)

Thread t@41: (state = IN_NATIVE)
 - sun.nio.ch.ServerSocketChannelImpl.accept0(java.io.FileDescriptor, java.io.FileDescriptor, \
java.net.InetSocketAddress[]) (Interpreted frame)
 - sun.nio.ch.ServerSocketChannelImpl.accept0(java.io.FileDescriptor, java.io.FileDescriptor, \
java.net.InetSocketAddress[]) (Interpreted frame)
 - sun.nio.ch.ServerSocketChannelImpl.accept() @bci=130, line=145 (Interpreted frame)
 - com.sun.directory.proxy.extensions.ExtendedTCPClientListener.run() @bci=267, \
line=190 (Interpreted frame)