Re: Mersenne: Prime64?

2000-06-17 Thread Jason Stratos Papadopoulos
On Sat, 17 Jun 2000 [EMAIL PROTECTED] wrote: > Will Prime95 be rewritten to run on the Itanium, when it comes out? Seems to > me like 64-bit operation will speed it up significantly, as will the insane > amount of registers and floating point units and all the other > microprocessor > w

Mersenne: Linux And The Slippery Gnome

2000-06-17 Thread Stefan Struiker
TeamG: Trying to start a PrimeHunt on a Linux box, but can't find the Gnome switch/requeste(o)r to get the screen resolution down enough so I can read without a microscope. Can anyone help? Am running Redhat 6.1 with a VooDoo 3500 GFX card. So until last year I thought Linux was a cartoon ch

Re: Mersenne: Re: Mersenne Digest V1 #748

2000-06-17 Thread John R Pierce
Williamette is the next-generation x86 architecture machine. It has (will have) a way accelerated CPU clock and even more instructions execute in fewer clocks, but it has a deeper pipeline and increased instruction latency. First generation Williamettes are supposedly going to debut around 1.2GH

Mersenne: Prime64?

2000-06-17 Thread STL137
Will Prime95 be rewritten to run on the Itanium, when it comes out? Seems to me like 64-bit operation will speed it up significantly, as will the insane amount of registers and floating point units and all the other microprocessor whatnot that I'm not current on. A review (thanks, Stefan

Mersenne: Re: Mersenne Digest V1 #748

2000-06-17 Thread STL137
<> Remind me what a Willamette is again. All I know about are Merced (I mean, Itanium), and the second-generation Itanium called McKinley. STL _ Unsubscribe & list info -- http://www.scruz.net/~luke/signup.htm Mersenne Prime FAQ

Re: Mersenne: Factoring Assignments: Are They Always "First-Time?"

2000-06-17 Thread Eric Hahn
Jeff Woods wrote: >>being found. Currently, all exponents thru Prime95's limit of >>79.3M have been factored to at least 2^50... If a factor is >>found for an exponent, it's eliminated from further testing >>of any kind. > >Isn't the factor itself verified? Yes, it is. However, at least in the

Re: Mersenne: Pointers on farming

2000-06-17 Thread Warut Roonguthai
On Sat, 17 Jun 2000, Michael Bell wrote: > Warning on K6's: As far as GIMPS is concerned they're not too good, because > the FPU is about half the speed of the Intel Pentium FPU. (If you run RC5 > then they're as good, if not better, because they have very good integer > units). K6 is not good

Re: Mersenne: LOST NUMBERS

2000-06-17 Thread Siegmar Szlavik
On Sat, 17 Jun 2000 17:28:52 +0200 (CEST), Henrik Olsen wrote: >On Sat, 17 Jun 2000, Lem Novantotto wrote: >> On Sat, 17 Jun 2000 05:37:06 -0400, in Mersenne_mailing_list you >> wrote: >> >Is all your hard work(and subsequent credit) lost? No, although the server >> >has already re-assigned them

Re: Mersenne: Re: Pointers on farming

2000-06-17 Thread Spike Jones
Michael Bell wrote: > ...back to your 37pence/MHz figure. Also note memory prices have gone up, so > 32M now costs about £40-50!! Maybe this is the first time in recent history > the price of a computer has stabilised?? Hmm, dont think so. I was over at Fry's electronics this morning. The 40

Re: Mersenne: LOST NUMBERS

2000-06-17 Thread Lem Novantotto
On Sat, 17 Jun 2000 17:28:52 +0200 (CEST), in Mersenne_mailing_list you wrote: >On Sat, 17 Jun 2000, Lem Novantotto wrote: >> Hi! >> I think it would be nice to post the mersenne numbers you're still >> working to, and that have been reassigned, so, hopefully, the new >> tester can read them and s

Re: Mersenne: Factoring Assignments: Are They Always "First-Time?"

2000-06-17 Thread Nathan Russell
>From: Jeff Woods <[EMAIL PROTECTED]> >To: [EMAIL PROTECTED] >Subject: Re: Mersenne: Factoring Assignments: Are They Always >"First-Time?" >Date: Sat, 17 Jun 2000 17:14:00 -0400 > >At 01:00 PM 6/17/00 -0700, you wrote: (snip) >>If a factor is >>found for an exponent, it's eliminated from furt

Mersenne Digest V1 #748

2000-06-17 Thread Mersenne Digest
Mersenne DigestSaturday, June 17 2000Volume 01 : Number 748 -- Date: Thu, 15 Jun 2000 22:59:27 +0200 From: "Martijn Kruithof" <[EMAIL PROTECTED]> Subject: Re: Mersenne: Assignment "stolen" Hi, It is a first

Re: Mersenne: Factoring Assignments: Are They Always "First-Time?"

2000-06-17 Thread Jeff Woods
At 01:00 PM 6/17/00 -0700, you wrote: >being found. Currently, all exponents thru Prime95's limit of >79.3M have been factored to at least 2^50... If a factor is >found for an exponent, it's eliminated from further testing >of any kind. Isn't the factor itself verified? ___

Re: Mersenne: Factoring Assignments: Are They Always "First-Time?"

2000-06-17 Thread Eric Hahn
Stefan Struiker wrote: >When a requested factoring assignment is listed with, say, 52 in >an account log, does this mean it has been factored to 52 bits, >but _without_ success? Or could a factor have already been >found in some cases, but less than 52 bits long? If it's listed as 52 in the fa

Mersenne: Factoring Assignments: Are They Always "First-Time?"

2000-06-17 Thread Stefan Struiker
TeamG: When a requested factoring assignment is listed with, say, 52 in an account log, does this mean it has been factored to 52 bits, but _without_ success? Or could a factor have already been found in some cases, but less than 52 bits long? My strategy in factoring 13.3 mill exponents and u

Re: Mersenne: Re: Pointers on farming

2000-06-17 Thread Michael Bell
> >Here is a calculation I did about six months ago > >AMD K6/2 500 MHz (plus fan)45 pounds Sterling >Super-socket-7 motherboard 45 pounds >32M 100Mhz RAM 20 pounds >Old 486 to put it in1 pound > >To this one should add the cost of electricity.

Re: Mersenne: LOST NUMBERS

2000-06-17 Thread Henrik Olsen
On Sat, 17 Jun 2000, Lem Novantotto wrote: > On Sat, 17 Jun 2000 05:37:06 -0400, in Mersenne_mailing_list you > wrote: > >Is all your hard work(and subsequent credit) lost? No, although the server > >has already re-assigned them to another account it will still accept the > >results and properly

Re: Mersenne: Re: Pointers on farming

2000-06-17 Thread Tony Forbes
Steinar H. Gunderson <[EMAIL PROTECTED]> writes >>2. Which type of processor, memory etc will give the most bang for the buck? >> We rarely see anything beyond P2-250's, so I would have to pay retail for >>that. > Here is a calculation I did about six months ago AMD K6/2 500 MHz (plus fan)

Re: Mersenne: LOST NUMBERS

2000-06-17 Thread Lem Novantotto
On Sat, 17 Jun 2000 05:37:06 -0400, in Mersenne_mailing_list you wrote: >Is all your hard work(and subsequent credit) lost? No, although the server >has already re-assigned them to another account it will still accept the >results and properly credit your account for the completed work. Hi! I

Mersenne: LOST NUMBERS

2000-06-17 Thread Larry Murray
Hi ALL: This is a letter I sent asking what happened to the prime numbers I was working on. I am posting it here to remind people who are doing 10million digit numbers to log on at least once a month to update there page so this doesn't happen to them Hi Lawrence, I reviewed the serv