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RDRVSX32: FAT32 RAM drive for HimemSX (Announce)

posted by tom Homepage, Germany (West), 16.03.2022, 18:34

> > I've updated the zip with the drive letter fix and decimal sizes, along
> > with a fixed DOSLFN.
>
> Thanks! The trashed sub-dir is gone now.
>
> Btw, comparing FAT32 (rdrvsx32.exe) and FAT16 (modified shsurdrv that also
> uses super-extended memory) disk access times reveals that the FAT32
> ramdisk is significantly slower. Copying a directory of about 6000 files (
> virtually all are LFNs, total size is about 500 MB ) to the ramdisk needs
> about half a minute for FAT16, but 2 min & 15 seconds for FAT32.
to compare this in a fair way, you should have equal clustersize for both.
however a factor of 4 sounds like a bug (somewhere else).




> So the
> FAT32 option is probably only useful in rare cases.
 when you want > 4GB you need FAT32. which was the requirement in the first place.

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