Cruncher's Dream- Tyan T-650QX Personal Supercomputer

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Profile Fivestar Crashtest
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Message 564008 - Posted: 9 May 2007, 22:50:07 UTC

Here we go, five dual quad core Xeon boards in one box:

http://www.jrti.com/products/servers/tyan_t650qx.html

That would get your RAC up. 8D

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Message 564048 - Posted: 9 May 2007, 23:26:03 UTC
Last modified: 9 May 2007, 23:36:48 UTC

Yep, pretty nice if you can afford the $25,750 and higher ante to get in the game. ;-)

Alinator

<edit> I like the little marketing blurb; "Maximum Impact, Minimal Footprint!"
The impact part certainly applies to your savings account! :-)

Still, it's nice to dream.... Let's see if I carry the one and divide by 365....
Doh! Anybody got the phone number for those Enron accountants?
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Message 564049 - Posted: 9 May 2007, 23:26:41 UTC

That's just sick! ;)


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Message 564057 - Posted: 9 May 2007, 23:37:24 UTC

and it will be ob so le te in 3 or 4 years.

you are better off bying a few mtb + cpu.

my 0.02 €

bi Xeon 3.06 2gig ram
bi AMD Opteron 2210 4gig ram
AMD X2 4200 2gig ram
AMD X2 4800 1gig ram
AMD Opteron 165 2gig ram
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Message 564084 - Posted: 10 May 2007, 0:19:22 UTC - in response to Message 564008.  

That would get your RAC up. 8D


You can say that again! 8-)
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Message 564471 - Posted: 10 May 2007, 10:43:23 UTC

That's more less the computing power of 20x Core 2 Duo CPUs (for example 20x C2D E6420 with the E5320 Xeons :])

About 30k RAC, I guess... 8D
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Message 564591 - Posted: 10 May 2007, 15:10:46 UTC - in response to Message 564471.  

That's more less the computing power of 20x Core 2 Duo CPUs (for example 20x C2D E6420 with the E5320 Xeons :])

About 30k RAC, I guess... 8D

RAC would be more like 15k, for Seti, due to download limit. The other half of the day it would have to crunch other projects, and as they don't have optimised apps means less credit for half a day, at least.
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Message 564631 - Posted: 10 May 2007, 17:03:34 UTC - in response to Message 564591.  

That's more less the computing power of 20x Core 2 Duo CPUs (for example 20x C2D E6420 with the E5320 Xeons :])

About 30k RAC, I guess... 8D

RAC would be more like 15k, for Seti, due to download limit. The other half of the day it would have to crunch other projects, and as they don't have optimised apps means less credit for half a day, at least.


No. It is in fact 5 different computers in one box.
On other side, limit is per CPU: 40*100: 4 000 workunits per day. Enough.

BR
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Message 564646 - Posted: 10 May 2007, 17:29:08 UTC - in response to Message 564631.  
Last modified: 10 May 2007, 17:31:43 UTC

That's more less the computing power of 20x Core 2 Duo CPUs (for example 20x C2D E6420 with the E5320 Xeons :])

About 30k RAC, I guess... 8D

RAC would be more like 15k, for Seti, due to download limit. The other half of the day it would have to crunch other projects, and as they don't have optimised apps means less credit for half a day, at least.


No. It is in fact 5 different computers in one box.
On other side, limit is per CPU: 40*100: 4 000 workunits per day. Enough.

BR
Iztok


I don't think so. If BOINC recognized the cluster as one host, you would only get an allocation of 400 results per day due to the 4 CPU max limit.

For the scenario you suggest where BOINC is run on each node separately, then you could theoretically up that to 2000 results per day (5 nodes X 100 results X 4 CPU's).

However based on questions people have asked using BOINC with clusters, doing that is easier said than done.

Alinator
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Message 564914 - Posted: 11 May 2007, 6:31:32 UTC - in response to Message 564048.  

Yep, pretty nice if you can afford the $25,750 and higher ante to get in the game. ;-)

Alinator

<edit> I like the little marketing blurb; "Maximum Impact, Minimal Footprint!"
The impact part certainly applies to your savings account! :-)

Still, it's nice to dream.... Let's see if I carry the one and divide by 365....
Doh! Anybody got the phone number for those Enron accountants?


And it is funny in way too. Just think in 10 years you will be able to buy a computer with 10 times the power for $500. :)
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Message 565395 - Posted: 11 May 2007, 22:17:02 UTC - in response to Message 564646.  

That's more less the computing power of 20x Core 2 Duo CPUs (for example 20x C2D E6420 with the E5320 Xeons :])

About 30k RAC, I guess... 8D

RAC would be more like 15k, for Seti, due to download limit. The other half of the day it would have to crunch other projects, and as they don't have optimised apps means less credit for half a day, at least.


No. It is in fact 5 different computers in one box.
On other side, limit is per CPU: 40*100: 4 000 workunits per day. Enough.

BR
Iztok


I don't think so. If BOINC recognized the cluster as one host, you would only get an allocation of 400 results per day due to the 4 CPU max limit.

For the scenario you suggest where BOINC is run on each node separately, then you could theoretically up that to 2000 results per day (5 nodes X 100 results X 4 CPU's).

However based on questions people have asked using BOINC with clusters, doing that is easier said than done.

Alinator


I beg to differ

I run a dual quad Xeon and my daily limit is 800 for that host...which isn't really a problem because I only process about 240/day. :)
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Message 565417 - Posted: 11 May 2007, 23:41:30 UTC - in response to Message 565395.  

I don't think so. If BOINC recognized the cluster as one host, you would only get an allocation of 400 results per day due to the 4 CPU max limit.

For the scenario you suggest where BOINC is run on each node separately, then you could theoretically up that to 2000 results per day (5 nodes X 100 results X 4 CPU's).

However based on questions people have asked using BOINC with clusters, doing that is easier said than done.

Alinator


I beg to differ

I run a dual quad Xeon and my daily limit is 800 for that host...which isn't really a problem because I only process about 240/day. :)

But the Dual Quad Xeon is a single motherboard & not running as a cluster. The problem comes when running multiple boards as a cluster, not individually.
Grant
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Message 565435 - Posted: 12 May 2007, 0:27:07 UTC

I suppose it possible that the project recently increased the CPU limit to 8 since the arrival of the quads, and it's probably possible to circumvent the limit as well.

However I haven't seen any announcement to that effect, and the last I knew for sure was there a 4 core limit for a total allocation of 400 per host ID per day.

Alinator
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Message 565437 - Posted: 12 May 2007, 0:28:26 UTC - in response to Message 565395.  

I run a dual quad Xeon and my daily limit is 800 for that host...which isn't really a problem because I only process about 240/day. :)


I find that the average S@H WU gives up 50 cobblestones. That means your dual quad Xeon should give an RA of 12,000+
It's good to be back amongst friends and colleagues



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Message 565520 - Posted: 12 May 2007, 2:17:48 UTC - in response to Message 565435.  

However I haven't seen any announcement to that effect, and the last I knew for sure was there a 4 core limit for a total allocation of 400 per host ID per day.

Is the limit per host ID, or per socket per host ID, or per core per host id?

Grant
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Message 565523 - Posted: 12 May 2007, 2:19:45 UTC - in response to Message 565437.  

I find that the average S@H WU gives up 50 cobblestones. That means your dual quad Xeon should give an RA of 12,000+

Looking at mine I'd have thought it would be around 30-40. (standard client).

Grant
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Message 565534 - Posted: 12 May 2007, 2:59:30 UTC - in response to Message 565520.  
Last modified: 12 May 2007, 3:03:27 UTC

However I haven't seen any announcement to that effect, and the last I knew for sure was there a 4 core limit for a total allocation of 400 per host ID per day.

Is the limit per host ID, or per socket per host ID, or per core per host id?


My understanding was for each Host ID, 100 results per CPU up to 4 max per quota day. Dual core and/or HT enabled single core processors count as 2, quads count as 4. The number of sockets doesn't matter per se, except for what you plug in to them.

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Message 565537 - Posted: 12 May 2007, 3:02:34 UTC

Just 5 donations to the kittie fund of $5000.00 each, and I will administrate a demonstration of the mega-cruncher to you.
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Message 565575 - Posted: 12 May 2007, 5:00:06 UTC - in response to Message 565534.  

However I haven't seen any announcement to that effect, and the last I knew for sure was there a 4 core limit for a total allocation of 400 per host ID per day.

Is the limit per host ID, or per socket per host ID, or per core per host id?


My understanding was for each Host ID, 100 results per CPU up to 4 max per quota day. Dual core and/or HT enabled single core processors count as 2, quads count as 4. The number of sockets doesn't matter per se, except for what you plug in to them.

Alinator

Quite right, and the 4 CPU limit is in the Scheduler sched_send.C code:
// scale daily quota by #CPUs, up to a limit of 4
//
int ncpus = host.p_ncpus;
if (ncpus > 4) ncpus = 4;
if (ncpus < 1) ncpus = 1;

The daily quota per CPU is a setting in the project's config.xml file, so with that set at 100 here, the max any host can get is 400. When Who? put his V8 to work here, it downloaded exactly 400 WUs each of its first 3 days.
                                                              Joe

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Message 565637 - Posted: 12 May 2007, 9:09:32 UTC


Looks like they'll need to either bump up the value, or better yet work it so that it is 100 per core per cpu per day.
Grant
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Message boards : Number crunching : Cruncher's Dream- Tyan T-650QX Personal Supercomputer


 
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