On 6/28/2016 7:55 PM, Rugxulo wrote: > Hi, > > On Tue, Jun 28, 2016 at 3:55 PM, Abe Mishler <a...@mishlerlabs.com> wrote: >> >> Strange, right? And not just on one computer, but three separate ones; each >> running different hardware and software (host OS). Although I would expect >> that the underlying differences are abstracted away by VirtualBox. > > It's not really that strange. EMS is rarely used nowadays, and DOS (in > all its billions of setups) isn't highly tested by emulators. Their > focus is on other, more popular, guests. > > It's impossible (or maybe unprofitable) to test every emulator under > the sun (dozens!), plus having to work around all the bugs and missing > features. Some OSes present bigger problems than others (OS/2, > OpenBSD), even requiring VT-X compatible hardware. > > I would recommend you (also) test under QEMU if you're that worried or > want (potentially) better stability. At least Windows (32-bit or > 64-bit) binaries are easily available below (not to mention that QEMU > runs on various other host OSes too, e.g. Linux): > > http://qemu.weilnetz.de/ > QEMU, while about 10x slower (on Win 8.1 amd64 host), ran perfectly. Thank you for the suggestion. Perhaps there are some optimizations that I don't know about...
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