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From Andrew Purtell <apurt...@apache.org>
Subject FW: chunkserver abort
Date Mon, 11 May 2009 00:57:08 GMT

FYI

Free with invalid pointer.

I'm going to give Sriram shell access to have a look at the
core file. 

   - Andy

> From: Andrew Purtell
> Subject: chunkserver abort
> To: kosmosfs-users@lists.sourceforge.net
> Date: Friday, May 8, 2009, 12:13 PM
> Has anyone seen this?
> 
> Linux x86_64 (CentOS 5.3), running HBase and mapreduce on
> top of KFS SVN head. 
> 
> Core was generated by `bin/chunkserver bin/ChunkServer.prp
> logs/chunkserver.log'.
> Program terminated with signal 6, Aborted.
> [New process 1528]
> [New process 7913]
> [New process 1527]
> [New process 1526]
> #0  0x0000003724230215 in raise () from /lib64/libc.so.6
> (gdb) bt
> #0  0x0000003724230215 in raise () from /lib64/libc.so.6
> #1  0x0000003724231cc0 in abort () from /lib64/libc.so.6
> #2  0x000000372426a7fb in __libc_message () from /lib64/libc.so.6
> #3  0x0000003724271ce2 in _int_free () from /lib64/libc.so.6
> #4  0x000000372427590c in free () from /lib64/libc.so.6
> #5  0x0000003729e9ca5c in std::string::assign () from
> /usr/lib64/libstdc++.so.6
> #6  0x000000000046e97b in KFS::WriteIdAllocOp::Execute
> (this=0x2aaaac884400)
>     at
> /home/apurtell/src/Hadoop/kfs/src/cc/chunk/KfsOps.cc:1253
> #7  0x0000000000468dc3 in KFS::SubmitOp (op=0x2aaaac884400)
>     at
> /home/apurtell/src/Hadoop/kfs/src/cc/chunk/KfsOps.cc:105
> #8  0x000000000046621a in KFS::ClientSM::HandleClientCmd
> (this=0x2aaab0172230, 
>     iobuf=0x2aaab0171458, cmdLen=198)
>     at
> /home/apurtell/src/Hadoop/kfs/src/cc/chunk/ClientSM.cc:341
> #9  0x000000000046675a in KFS::ClientSM::HandleRequest
> (this=0x2aaab0172230, 
>     code=1, data=0x2aaab0171458)
>     at
> /home/apurtell/src/Hadoop/kfs/src/cc/chunk/ClientSM.cc:140
> #10 0x0000000000467a48 in
> KFS::ObjectMethod<KFS::ClientSM>::execute (
>     this=0x2aaab0172170, code=1, data=0x2aaab0171458)
>     at
> /home/apurtell/src/Hadoop/kfs/src/cc/libkfsIO/KfsCallbackObj.h:88
> #11 0x000000000045980c in KFS::KfsCallbackObj::HandleEvent
> (
>     this=0x2aaab0172230, code=1, data=0x2aaab0171458)
>     at
> /home/apurtell/src/Hadoop/kfs/src/cc/libkfsIO/KfsCallbackObj.h:136
> #12 0x00000000004968b8 in
> KFS::NetConnection::HandleReadEvent (
>     this=0x2aaab0171420)
>     at
> /home/apurtell/src/Hadoop/kfs/src/cc/libkfsIO/NetConnection.cc:59
> #13 0x0000000000499b3c in KFS::NetManager::MainLoop
> (this=0x9014990)
>     at
> /home/apurtell/src/Hadoop/kfs/src/cc/libkfsIO/NetManager.cc:310
> #14 0x00000000004640b9 in netWorker (dummy=0x0)
>     at
> /home/apurtell/src/Hadoop/kfs/src/cc/chunk/ChunkServer.cc:51
> #15 0x0000003724e06367 in start_thread () from
> /lib64/libpthread.so.0
> #16 0x00000037242d2f7d in clone () from /lib64/libc.so.6



      

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