[Info-vax] Dave Cutler, Prism, DEC, Microsoft, etc.
Richard B. Gilbert
rgilbert88 at comcast.net
Tue Nov 24 18:42:31 EST 2009
FredK wrote:
>
> "JF Mezei" <jfmezei.spamnot at vaxination.ca> wrote in message
> news:010541fb$0$23355$c3e8da3 at news.astraweb.com...
>> Neil Rieck wrote:
>>> was tantamount to admitting a mistake. "Driving asway Culter was one
>>> of the dumbest f*ck*ng things Digital ever did", on person said. "But
>>> we can't say we screwed up because some of the idiots responsible for
>>> that are still here".
>>
>>
>> My impression is that people are putting way too much importance on
>> Cutler, perhaps because they hear about Cutler bragging about himself.
>>
>
> I find it amusing to hear the opinions of people who've never met Dave
> or any of the original team that built VMS.
>
> "Driving away Cutler..." was all part of a common problem, the OpenVMS
> group had reached the 800lb Gorilla mark and had veto power over a lot
> of things. It also was the ATM machine. So there was an unwillingness
> and inability to implement whatever would replace VMS. Dave leaving was
> just one of the symptoms, a very large example of it.
>
>> Digital went to NT because at first it wanted Alpha to become widely
>> used, and not much later, because it wanted to abandon its own operating
>> systems to become a Microsoft reseller.
>>
>
> DEC wanted to be able to make money or at least break even building
> Alpha chips. Period. Windows was the potential jackpot in terms of
> volume.
>
>> A Cutler-less team managed to build a most excellent Alpha chip
>> architecture. And it made more sense to port VMS than starting yet
>> another operating system since VMS has an installed base and still had
>> an impressive software portfolio.
>>
>
> Gads. Take this as a lesson: had they been able to produce nVAX on
> time, there wouldn't have been a need for Alpha.
That's highly questionable. It was already known that a RISC
architecture plus an optimizing compiler could blow the doors off a CISC
system.
Did anyone here ever try to run DECWindows on a VAXStation 2000? The
Alpha Station 200 does it without even breathing hard. Both machines
might be properly described as the slowest machines in their respective
architectures.
> From the blank-slate
> perspective, Alpha is great. BUT it was a DISASTER for VMS regardless
> of the performance. It broke binary compatibility, shedding ISV's and
> products that were never ported. It caused calendar *years* of effort
> and millions and millions of dollars to do. It was ported to VMS
> because at the time, VMS was still big business - but by then internally
> VMS was seen as a strategic dead end (at the time it was UNIX as the
> next big thing) and the UNIX/RISC weed had rooted. VMS never recovered
> from the VAX running out of gas, and the port to Alpha. But it was
> inevitable that it had to happen, and we (DEC) needed to have been
> planning what came *after* VMS.
>
Are there *any* CISC systems being manufactured today? Even the 80x86
family is RISC at the core; the CISC instruction set is layered on top
of a RISC processor.
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