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Pid,

On 8/30/12 5:02 PM, Pid wrote:
> On 30/08/2012 15:13, Christopher Schultz wrote:
>> Shailendra,
>> 
>> On 8/30/12 1:54 AM, Shailendra Singh wrote:
>>> We are using 64 bit Tomcat 6.0.35 with windows 2008 R2 (64 bit
>>> JVM 1.6.0_33) and facing memory leak issues(OutOfMemoryError )
>>> after a short interval of time( ~30 minutes).
>> 
>>> We deploy a web application on this version of tomcat and while
>>>  working with the GUI part of the application we face memory
>>> leak, but same application works fine on this windows server
>>> for 32 bit JVM.
>> 
>> So you run out of memory when using 64-bit JVM but not on 32-bit
>> JVM?
>> 
>>> Please help us if this is an issue with 64 bit Tomcat version
>>> or with 64bit JVM or with its combination. kindly let us know
>>> a solution or any work around or for this.
>> 
>> Tomcat is almost entirely architecture-agnostic (except for the 
>> service runner and optional APR/native library which hardly
>> consume any memory at all, and are unlikely to be the problem,
>> here).
>> 
>> What kind of OOME are you getting? Heap? PermGen?
>> 
>> My knee-jerk reaction is that you simply need a bigger heap than
>> usual when moving from 32-bit to 64-bit JVM because the
>> word-length has doubled.
> 
> Given that there is no real information about the environment
> (e.g. memory assigned, used, etc) that's a fair guess.

I stole your crystal ball to come up with that. Bet you didn't see
that coming, eh?

- -chris
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