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From John Sisson <>
Subject Re: java out of swap space error
Date Thu, 01 Mar 2007 20:49:13 GMT
 From memory I think this means Solaris is out of swap space.  I think 
you will find the problem will go away if you add another swap file.

Additional swap space can be allocated without having to bring the 
system down. See:



Aman Nanner/MxI Technologies wrote:
> I just started seeing this error today pretty consistently on my Geronimo
> instance as well.  There are some Sun bug reports that describe this issue,
> but I have not found any definitive cause yet.  The HotSpot compiler seems
> to have some trouble allocating a chunk of space during bytecode
> compilation.  I've seen a suggestion that HotSpot can be disabled with the
> -Xint property which would force it to run in interpreted mode, although
> there would be a performance hit with this.
> The size of the heap on my own server was not overly large when I got this
> error, so it's kind of strange.  Right now I'm working on trying to fix
> this issue, so if I find anything out, I can let you know.
> Similarly, if you manage to solve this issue, let me know.  :-)
> theo burry <> wrote on 03-01-2007 03:20:31 PM:
>> Hi,
>> I am getting the following error in the geronimo logs for my webapp:
>> Exception in thread "CompilerThread1" java.lang.OutOfMemoryError:
>> requested 32764 bytes for ChunkPool::allocate. Out of swap space?
>> I did some research and added the following java_opts in
>> JAVA_OPTS='-Xms512m -Xmx512m -Xss128k -XX:PermSize=128m
> -XX:MaxPermSize=128m'
>> This virtually eliminated the problem but I am still seeing it
>> occasionally.  Do I just need to tweak these memory settings or is
>> there something else going on?  I don't get this error during
>> periods of particularly high usage so it is a little puzzling.  I'm
>> running geronimo 1.1.1 with jetty, java 1.5.0 on freebsd 4.
>> Thanks,
>> Theo
>>  Bored stiff? Loosen up...
>> Download and play hundreds of games for free on Yahoo! Games.
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