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From Doug Cutting <>
Subject Re: Nio File Caching & Performance Test
Date Tue, 16 May 2006 16:01:05 GMT
Robert Engels wrote:
> SO, I would like to use a memory mapped reader, but I encounter OOM errors
> when mapping large files, due to running out of address space.
> Has anyone found a solution for this? (A 2 gig index is not all that
> large...).

A 64-bit hardware, OS and JVM solves this nicely.  On 32-bit systems it 
is hard for the OS to allocate the large, contiguous regions of address 
space required to memory map a 2GB index.


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