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Subject: Re: Question regarding information in IriverFAQ - FAT32 file size limit

Re: Question regarding information in IriverFAQ - FAT32 file size limit

From: Linus Nielsen Feltzing <linus_at_haxx.se>
Date: 2005-07-22

Menachem Shapiro wrote:
> However, the largest file that FAT32 can support is 4 GB, not 2 GB. To
> quote microsoft
> <http://www.microsoft.com/resources/documentation/Windows/XP/all/reskit/en-us/prkc_fil_cycz.asp>:
>
> "The largest possible file for a FAT32 volume is 4 GB minus 1 byte"
>
> Is this a mistake in the FAQ or is there some other limit that will
> prevent a file from getting bigger than 2 GB? I didn't want to edit
> the wiki without knowing for sure.

Well, the physical limit imposed by FAT32 is 4Gbytes, but many file
operations in various tools (including Microsofts AVI codec, IIR) use
signed integers, reducing the practical size to 2Gbytes.

So yes, you could edit the Wiki if you wish to clarify things.

Linus
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Received on Fri Jul 22 19:06:32 2005


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