After Google-ing, I reliazed this is most likely JDK related bug. It makes
our server hang periodically.
Any idea of change of glassfish parameters which which might prevent the
server from hanging up? (I've seen upgrading JDK to 1.7 might help, which
we'll do soon).
Many threads endup in this:
Thread 8216: (state = IN_NATIVE)
- sun.nio.ch.EPollArrayWrapper.epollWait(long, int, long, int) @bci=0
(Compiled frame; information may be imprecise)
- sun.nio.ch.EPollArrayWrapper.poll(long) @bci=18, line=210 (Compiled
frame)
- sun.nio.ch.EPollSelectorImpl.doSelect(long) @bci=28, line=65 (Compiled
frame)
- sun.nio.ch.SelectorImpl.lockAndDoSelect(long) @bci=37, line=69 (Compiled
frame)
- sun.nio.ch.SelectorImpl.select(long) @bci=30, line=80 (Compiled frame)
-
com.sun.grizzly.util.OutputWriter.flushChannel(java.nio.channels.SelectableChannel,
java.nio.ByteBuffer, long) @bci=161, line=126 (Compiled frame)
-
com.sun.grizzly.util.OutputWriter.flushChannel(java.nio.channels.SelectableChannel,
java.nio.ByteBuffer) @bci=6, line=76 (Compiled frame)
-
com.sun.grizzly.http.SocketChannelOutputBuffer.flushChannel(java.nio.ByteBuffer)
@bci=117, line=426 (Compiled frame)
- com.sun.grizzly.http.SocketChannelOutputBuffer.flushBuffer() @bci=30,
line=498 (Compiled frame)
- com.sun.grizzly.http.SocketChannelOutputBuffer.endRequest() @bci=5,
line=489 (Compiled frame)
-
com.sun.grizzly.http.ProcessorTask.action(com.sun.grizzly.tcp.ActionCode,
java.lang.Object) @bci=155, line=1127 (Compiled frame)
- com.sun.grizzly.tcp.Response.action(com.sun.grizzly.tcp.ActionCode,
java.lang.Object) @bci=31, line=268 (Compiled frame)
- com.sun.grizzly.tcp.Response.finish() @bci=5, line=412 (Compiled frame)
- org.apache.catalina.connector.OutputBuffer.close() @bci=75, line=341
(Compiled frame)
- org.apache.catalina.connector.Response.finishResponse() @bci=4, line=582
(Compiled frame)
-
org.apache.catalina.connector.CoyoteAdapter.afterService(com.sun.grizzly.tcp.Request,
com.sun.grizzly.tcp.Response) @bci=38, line=375 (Compiled frame)
-
com.sun.enterprise.v3.services.impl.ContainerMapper.afterService(com.sun.grizzly.tcp.Request,
com.sun.grizzly.tcp.Response) @bci=30, line=483 (Interpreted frame)
- com.sun.grizzly.http.ProcessorTask.finishResponse() @bci=17, line=792
(Interpreted frame)
- com.sun.grizzly.http.ProcessorTask.postResponse() @bci=16, line=782
(Interpreted frame)
- com.sun.grizzly.http.ProcessorTask.doProcess() @bci=392, line=758
(Interpreted frame)
- com.sun.grizzly.http.ProcessorTask.process(java.io.InputStream,
java.io.OutputStream) @bci=7, line=1056 (Compiled frame)
-
com.sun.grizzly.http.DefaultProtocolFilter.execute(com.sun.grizzly.Context)
@bci=483, line=229 (Compiled frame)
-
com.sun.grizzly.DefaultProtocolChain.executeProtocolFilter(com.sun.grizzly.Context,
int) @bci=46, line=137 (Compiled frame)
- com.sun.grizzly.DefaultProtocolChain.execute(com.sun.grizzly.Context,
int) @bci=21, line=104 (Compiled frame)
- com.sun.grizzly.DefaultProtocolChain.execute(com.sun.grizzly.Context)
@bci=3, line=90 (Interpreted frame)
- com.sun.grizzly.http.HttpProtocolChain.execute(com.sun.grizzly.Context)
@bci=63, line=79 (Interpreted frame)
- com.sun.grizzly.ProtocolChainContextTask.doCall() @bci=13, line=54
(Compiled frame)
- com.sun.grizzly.SelectionKeyContextTask.call() @bci=7, line=59 (Compiled
frame)
- com.sun.grizzly.ContextTask.run() @bci=1, line=71 (Compiled frame)
- com.sun.grizzly.util.AbstractThreadPool$Worker.doWork() @bci=46,
line=532 (Compiled frame)
- com.sun.grizzly.util.AbstractThreadPool$Worker.run() @bci=9, line=513
(Interpreted frame)
- java.lang.Thread.run() @bci=11, line=662 (Interpreted frame)
Thread 8217: (state = IN_NATIVE)
- sun.nio.ch.EPollArrayWrapper.epollWait(long, int, long, int) @bci=0
(Compiled frame; information may be imprecise)
- sun.nio.ch.EPollArrayWrapper.poll(long) @bci=18, line=210 (Compiled
frame)
- sun.nio.ch.EPollSelectorImpl.doSelect(long) @bci=28, line=65 (Compiled
frame)