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From Peter Karman <>
Subject Re: Optimizing InStream for mmap
Date Mon, 17 Nov 2008 02:38:09 GMT
Marvin Humphrey wrote on 11/15/08 5:38 PM:

> To be portable to 32-bit systems, core modules will have to avoid mapping
> large files.  If we want to max out the performance of PostingLists and
> Lexicons on 64-bit systems, that means we'll have to accept the increased
> maintenance burden of providing two different behaviors.  I don't think the
> burden will be too heavy, though.  

great work on the mmap front, Marvin.

How big an issue is 32-bit support? Can you even buy a 32-bit box anymore? I
expect the ones in existence will be around for a few more years, but when
someone like Apple drops support for them in their OS, you know the end is nigh.

my 2c.

Peter Karman  .  .

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