Re: SETI@home (history)

2010-10-22 Thread Alberto Monteiro

I wrote:
>
>> IIRC, there was a story somewhere that the s...@home software 
>> included a bug (like a crippleware) that would make it run
>> _much slower_ than it could run, because there was not enough
>> data for the millions of computers that would process this
>> data.
>> 
>> I am confusing things? I couldn't find any reference for this.

David Hobby wrote: 
> 
> Got me, but there was a problem at the start.  The
> server kept send out the same data set over and over
> by mistake for a while.  So a few day's worth of
> computing was wasted, until that was fixed.
> 
Ok, but I was not thinking/misremembering a bug.
I was thinking about a malicious code.

> It's hard to see why they would cripple the program,
> though.  It's not like there aren't enough other
> distributed computing projects around.  (My office
> computer analyzes data looking for gravity waves,
> when I'm not using it.)
> 
IIRC, the reason for cripple the program was
that the s...@home program was a huge success, they
got _much more_ volunteers than they planned, and
they didn't have enough data to feed all the volunteers
unless they crippled the program. So they did it.

John Williams wrote:
> 
> I do not know if that is true, but if it is true, I would call it a
> feature, not a bug. If there is no useful SETI data for my computer 
> to crunch, I'd rather have the CPU cycles available for something else.
> 
> Or did you mean that it consumed CPU cycles doing something useless,
> like calculating digits of PI repeatedly?
> 
Yes, something like that. The original program was so fast -
IIRC - that "them(tm)" projected that the s...@home program
would soon finish. They didn't want that, they wanted major
press coverage, a program that would last years (and not days),
so they crippled the program.

This is the scenario I remember. I think I read it right here,
in this list. Or maybe I am confusing some X-Files episode with
truth.

  "Mendacem memorem esse oportet"

Alberto Monteiro


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Re: SETI@home (history)

2010-10-21 Thread John Williams
On Thu, Oct 21, 2010 at 2:59 PM, Alberto Monteiro
 wrote:
> IIRC, there was a story somewhere that the s...@home software
> included a bug (like a crippleware) that would make it run
> _much slower_ than it could run, because there was not enough
> data for the millions of computers that would process this
> data.

I do not know if that is true, but if it is true, I would call it a
feature, not a bug. If there is no useful SETI data for my computer to
crunch, I'd rather have the CPU cycles available for something else.

Or did you mean that it consumed CPU cycles doing something useless,
like calculating digits of PI repeatedly?

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Re: SETI@home (history)

2010-10-21 Thread David Hobby

Alberto Monteiro wrote:
IIRC, there was a story somewhere that the s...@home software 
included a bug (like a crippleware) that would make it run

_much slower_ than it could run, because there was not enough
data for the millions of computers that would process this
data.

I am confusing things? I couldn't find any reference for this.


Alberto--

Got me, but there was a problem at the start.  The
server kept send out the same data set over and over
by mistake for a while.  So a few day's worth of
computing was wasted, until that was fixed.

---David

It's hard to see why they would cripple the program,
though.  It's not like there aren't enough other
distributed computing projects around.  (My office
computer analyzes data looking for gravity waves,
when I'm not using it.)

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SETI@home (history)

2010-10-21 Thread Alberto Monteiro
IIRC, there was a story somewhere that the s...@home software 
included a bug (like a crippleware) that would make it run
_much slower_ than it could run, because there was not enough
data for the millions of computers that would process this
data.

I am confusing things? I couldn't find any reference for this.

Alberto Monteiro


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