Re: [Beowulf] Nehalem Xeons

2008-10-14 Thread Håkon Bugge
They are _definitively_ worth waiting for, although I am not familiar with the release timing. But I have been running on a dual-socket with 8 cores and 16 SMTs. And I say they are worth waiting for. Håkon At 01:57 14.10.2008, Ivan Oleynik wrote: I am still in process of purchasing a new

Re: [Beowulf] large MPI adopters

2008-10-14 Thread Prentice Bisbal
Andrea Di Blas wrote: or - are there any commercial products based on MPI that one could buy and run in their own company/institution? for example, let's say I want do do some simulations of whatever kind, and I like matlab. can I go buy a cluster of some kind, and also buy some matlab

Re: [Beowulf] Re: PowerEdge SC 1435: Unexplained Crashes.

2008-10-14 Thread Greg Lindahl
On Tue, Oct 14, 2008 at 02:19:41PM -0400, Prentice Bisbal wrote: And you can always lie to the support - CentOS, for all practical and technical purposes, *IS* RHEL. But this requires cleverness -- often install scripts and the like look at /etc/redhat-release or the redhat-release rpm. --

Re: [Beowulf] Re: MOSIX2

2008-10-14 Thread Tony Travis
Marian Marinov wrote: http://linuxpmi.org is alive again. There was a network problem which is now fixed and the site is running again. Hello, Marian. I've been checking it periodically, and I noticed it was back up, but thanks for letting me know. Last time I looked, there had not been any

Re: [Beowulf] Nehalem Xeons

2008-10-14 Thread Ivan Oleynik
Thanks, Håkon. Did you really hold the Nehalem Xeon chips in your hands? They probably require new motherboards with a new chipset. It would be nice to hear from you some numbers concerning Harpertown vs Nehalem performance. Unfortunately, I can not wait beyond Jan 1 due to financial

Re: [Beowulf] Re: PowerEdge SC 1435: Unexplained Crashes.

2008-10-14 Thread Prentice Bisbal
Rahul Nabar wrote: Thanks John. I will do that. A question: how likely is it that this is a software issue and not hardware from my symptoms? They keep harping on the fact that I am running a non-validated OS. We used to run Fedora. Now run CentOS. Same issues. They only support RedHat. I

Re: [Beowulf] Nehalem Xeons

2008-10-14 Thread Igor Kozin
Did you really hold the Nehalem Xeon chips in your hands? They probably require new motherboards with a new chipset. absolutely It would be nice to hear from you some numbers concerning Harpertown vs Nehalem performance those who know will not be able tell you because of the NDA. i think

Re: [Beowulf] Re: PowerEdge SC 1435: Unexplained Crashes.

2008-10-14 Thread Bill Broadley
Greg Lindahl wrote: On Tue, Oct 14, 2008 at 02:19:41PM -0400, Prentice Bisbal wrote: And you can always lie to the support - CentOS, for all practical and technical purposes, *IS* RHEL. But this requires cleverness -- often install scripts and the like look at /etc/redhat-release or the

Re: [Beowulf] Nehalem Xeons

2008-10-14 Thread Håkon Bugge
... and, the statement below is based on comparing Harpertown to Nehalem. I have not tested products from Intel's competitors and compared them to Nehalem. Thanks, Håkon (speaking for himself) At 07:50 14.10.2008, Håkon Bugge wrote: They are _definitively_ worth waiting for, although I am

Re: [Beowulf] Nehalem Xeons

2008-10-14 Thread James Cownie
On 14 Oct 2008, at 22:00, Igor Kozin wrote: Did you really hold the Nehalem Xeon chips in your hands? They probably require new motherboards with a new chipset. absolutely It would be nice to hear from you some numbers concerning Harpertown vs Nehalem performance those who know will

Re: [Beowulf] Nehalem Xeons

2008-10-14 Thread Greg Lindahl
On Tue, Oct 14, 2008 at 10:00:16PM +0100, Igor Kozin wrote: then make your choice between Barcelona and Harpertown. if you are lucky you can get Shanghai which is expected by the end of the year. Those of us who ordered Shanghai's when first announced should be getting them fairly soon. I'm

Re: [Beowulf] Nehalem Xeons

2008-10-14 Thread Mikhail Kuzminsky
In message from Håkon Bugge [EMAIL PROTECTED] (Tue, 14 Oct 2008 07:50:32 +0200): They are _definitively_ worth waiting for, although I am not familiar with the release timing. But I have been running on a dual-socket with 8 cores and 16 SMTs. And I say they are worth waiting for. Q1'2009 -

Re: [Beowulf] Re: PowerEdge SC 1435: Unexplained Crashes.

2008-10-14 Thread Matt Lawrence
On Tue, 14 Oct 2008, Prentice Bisbal wrote: Dell supports CentOS. They better - that's one of the OSes they will install if you buy a cluster from them. I suspect the technician you are dealing with doesn't even know this. Not in my experience. Not only did they refuse to support it, the guy

Re: [Beowulf] Nehalem Xeons

2008-10-14 Thread Kilian CAVALOTTI
Hi Håkon, Håkon Bugge wrote: ... and, the statement below is based on comparing Harpertown to Nehalem. I have not tested products from Intel's competitors and compared them to Nehalem. Do you, by any chance, have any substantial performance figure to make us drool? :) Cheers, -- Kilian

Re: [Beowulf] Nehalem Xeons

2008-10-14 Thread Joe Landman
Kilian CAVALOTTI wrote: Hi Håkon, Håkon Bugge wrote: ... and, the statement below is based on comparing Harpertown to Nehalem. I have not tested products from Intel's competitors and compared them to Nehalem. Do you, by any chance, have any substantial performance figure to make us drool?

Re: [Beowulf] Nehalem Xeons

2008-10-14 Thread Ellis Wilson
Joe Landman wrote: Kilian CAVALOTTI wrote: Do you, by any chance, have any substantial performance figure to make us drool? :) Intel has asked that no benchmarks be published by people with units. One wonders why they distributed them in the first place if they didn't intend to excite

Re: [Beowulf] Nehalem Xeons

2008-10-14 Thread Joe Landman
Ellis Wilson wrote: Joe Landman wrote: Kilian CAVALOTTI wrote: Do you, by any chance, have any substantial performance figure to make us drool? :) Intel has asked that no benchmarks be published by people with units. One wonders why they distributed them in the first place if they didn't

Re: [Beowulf] Nehalem Xeons

2008-10-14 Thread Ivan Oleynik
Joe, If integrators have them, this means that the Nehalem release is imminent? But when? Ivan On Tue, Oct 14, 2008 at 8:36 PM, Joe Landman [EMAIL PROTECTED] wrote: Kilian CAVALOTTI wrote: Hi Håkon, Håkon Bugge wrote: ... and, the statement below is based on comparing Harpertown to

Re: [Beowulf] Nehalem Xeons

2008-10-14 Thread Joe Landman
Ivan Oleynik wrote: Joe, If integrators have them, this means that the Nehalem release is imminent? You should ask Intel. We don't know. But when? Ivan -- Joseph Landman, Ph.D Founder and CEO Scalable Informatics LLC, email: [EMAIL PROTECTED] web : http://www.scalableinformatics.com

Re: [Beowulf] Nehalem Xeons

2008-10-14 Thread Bill Broadley
Ellis Wilson wrote: Joe Landman wrote: Kilian CAVALOTTI wrote: Do you, by any chance, have any substantial performance figure to make us drool? :) Intel has asked that no benchmarks be published by people with units. One wonders why they distributed them in the first place if they didn't

Re: [Beowulf] Nehalem Xeons lest think about 6 core Dunningtons if just drool factor

2008-10-14 Thread MDG
Sun has leaked some preformance figorese see http://www.dvhardware.net/article25470.html   If you really want to drool then Intel's new 6 CORE   Dunnington will be a new 45nm processor in the Penryn family, it will feature three dual-core banks and have 16MB of shared L3 cache memory. Each pair