>>Hi,
>>
>>I am using the Tomcat server. If the tomcat server is started 64 Mb of
>>memory is allocated (which seems to be default). I use an upload jsp file
>>through which I will be able to upload big files (perhaps 100Mb or more).
I
>>changed the tomcat.bat file by adding the java -Xmx100m piece (which
should
>>allocate 100Mb of memory for the jvm). But this is not working. I am
getting
>>an OutOfMemory error when I am uploading a file which is bigger than 50
Mb.
>>
>
>I believe that the JVM *is* working as expected. The problem is working
>with a single object that's larger than 50% of the free space in the heap.
>This will make some garbage collectors very unhappy, when they need to
>move stuff around. You may succeed using a different JVM or even bigger
>-mx, but you should really change your code -- loading a 50-megger to
>memory in a single chunk is insane (for a single upload, anyway).
>
Instead of loading the entire file into memory, or uploading it in pieces,
you might want to try streaming the file directly to your hard drive.
Jason B.
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