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Subject: Re: Two memory-related questions

Author: Slater Wold

Date: 10:54:36 04/16/02

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On April 16, 2002 at 10:37:23, Rafael Andrist wrote:

>On April 16, 2002 at 08:39:32, Gian-Carlo Pascutto wrote:
>
>>1) Would there be any advantage to my hash entries being 16 bytes instead of 14
>>bytes? I'm thinking of possible alignment issues. The fact that I can have more
>>if they're only 14 bytes is irrelevant for me.
>
>I think you will have to reorganize your datastructure so that several
>14-bits-segments fit into a 8*n-segment (or 16*n, 32*n, 64*n - compiler
>dependent).
>
>>2) (For the Microsoft/Windows buffs) Is it possible to allocate more than 256M
>>in a contiguous chunck under older Windows versions?
>
>Under Win2000 with 1 GB RAM, I was able to allocate (malloc) around 900 MB, I
>wasn't able to allocate significantly more on a system with 2 GB. I haven't
>tried with other MS OS. Because this was for Nalimov-TB-Cache, I don't know
>wheter this is an OS dependent limit or caused by Nalimovs code.
>
>Rafael B. Andrist


An application can request up to 2GB of with malloc().  And it works in Windows
95/98 too.  Or were you talking about 3.1?




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