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Issue 73: Meandre server memory leak : CoordinatorJobBackend
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Project Member Reported by kumarami...@gmail.com, Mar 2, 2010
It doesn't seem like SEASR folks are going to fix the memory leak in 1.4.7,
we would have to do this ourselves.
Mar 2, 2010
Project Member #1 kumarami...@gmail.com
(No comment was entered for this change.)
Status: Started
Mar 2, 2010
Project Member #2 kumarami...@gmail.com
2010.02.26 13:08:37.943::INFO:  Reading the realms file  
[org.meandre.webservices.MeandreServer$2.run] <Thread-6:11>
Exception in thread "MCT:0A0101012D5E" java.lang.OutOfMemoryError: Java heap space
       at java.nio.HeapByteBuffer.<init>(HeapByteBuffer.java:39)
       at java.nio.ByteBuffer.allocate(ByteBuffer.java:312)
       at sun.nio.cs.StreamEncoder.<init>(StreamEncoder.java:176)
       at sun.nio.cs.StreamEncoder.<init>(StreamEncoder.java:156)
       at sun.nio.cs.StreamEncoder.forOutputStreamWriter(StreamEncoder.java:40)
       at java.io.OutputStreamWriter.<init>(OutputStreamWriter.java:94)
       at java.io.PrintStream.<init>(PrintStream.java:100)
       at java.io.PrintStream.<init>(PrintStream.java:62)
       at
org.meandre.core.services.coordinator.backend.CoordinatorBackendAdapter.run(CoordinatorBackendAdapter.java:817)

Mar 2, 2010
Project Member #3 kumarami...@gmail.com

Stack trace from a different server, which was started same time as the first one.

2010.02.26 16:00:00.477::WARNING:  Server 0A0101012DBD marked as unreacheble  
[org.meandre.core.services.coordinator.backend.CoordinatorBackendAdapter.updateDirtyServerStatusUncommitedTransact
ion] <MCT:0A0101012CFA:12>
Exception in thread "MCT:0A0101012CFA" java.lang.OutOfMemoryError: Java heap space
       at java.nio.CharBuffer.allocate(CharBuffer.java:312)
       at java.nio.charset.CharsetEncoder.isLegalReplacement(CharsetEncoder.java:319)
                                                                                        
       at java.nio.charset.CharsetEncoder.replaceWith(CharsetEncoder.java:267)      
                                                                                         
       at java.nio.charset.CharsetEncoder.<init>(CharsetEncoder.java:186)2010.03.01
03:32:16.016::WARNING:  Security realm sync service:java.lang.OutOfMemoryError: Java
heap space   [org.meand
re.webservices.MeandreServer$2.run] <Thread-6:11>

Exception in thread "btpool0-1" java.lang.OutOfMemoryError: Java heap space
       at java.util.ArrayList.<init>(ArrayList.java:112)                            
                                                                                         
       at org.mortbay.jetty.HttpFields.<init>(HttpFields.java:200)
       at org.mortbay.jetty.HttpConnection.<init>(HttpConnection.java:115)          
                                                                                         
       at
org.mortbay.jetty.bio.SocketConnector.newHttpConnection(SocketConnector.java:111)
       at
org.mortbay.jetty.bio.SocketConnector$Connection.<init>(SocketConnector.java:181)   
                                                                               
       at org.mortbay.jetty.bio.SocketConnector.accept(SocketConnector.java:101)    
                                                                                         
       at
org.mortbay.jetty.AbstractConnector$Acceptor.run(AbstractConnector.java:514)        
                                                                               
       at
org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:442) 
Mar 2, 2010
Project Member #4 kumarami...@gmail.com
This I think is fixed -needs to be confirmed. JDBC Driver for mysql has a bug you
need to close the Statement and PreparedStatements -closing result statement does not
completely free the prepared statement memory
Status: Fixed
Mar 2, 2010
Project Member #5 kumarami...@gmail.com
Restarted server on Tue Mar  2 14:57:07 CST 2010 with the bug fix.

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