Re[2]: [Beowulf] How Can Microsoft's HPC Server Succeed?

2008-04-19 Thread Donald Becker
On Sat, 19 Apr 2008, Jan Heichler wrote: > BC> But then I changed my mind when I started > BC> to hear what a great feature it is to have several nodes booting and > BC> installing the OS in the same 50 minutes (yes, minutes!) that a single > BC> node takes, due to a wonderful feature called mul

RE: [Beowulf] How Can Microsoft's HPC Server Succeed?

2008-04-19 Thread John Vert
Microsoft's MPI stack has never used DAPL. V1 ("Windows Compute Cluster Server 2003") uses WinsockDirect. High-speed interconnects like Infiniband plug into this stack through the existing WinsockDirect provider interface. V2 ("Windows HPC Server 2008", coming soon) introduces a new provider i

Re: [Beowulf] Improving access to a Linux beowulf cluster for Windows users

2008-04-19 Thread Mikhail Kuzminsky
In message from Kilian CAVALOTTI <[EMAIL PROTECTED]> (Fri, 18 Apr 2008 16:38:26 -0700): ... The same benchmark on lower-end hardware (E5345) running Linux (same 4X DDR IB though), gives roughly 30% better results: #--- # Benchmarking PingPong #

Re[2]: [Beowulf] Improving access to a Linux beowulf cluster for Windows users

2008-04-19 Thread Jan Heichler
Hallo Kilian, Samstag, 19. April 2008, meintest Du: KC> On Wednesday 09 April 2008 11:48:19 am Greg Lindahl wrote: >> p.s. did anyone see this blog posting claiming that it takes Linux >> clusters several minutes to start a 2048 core job? >> http://terboven.spaces.live.com/Blog/cns!EA3D3C756483F

Re[2]: [Beowulf] How Can Microsoft's HPC Server Succeed?

2008-04-19 Thread Jan Heichler
Hallo Bogdan, Freitag, 18. April 2008, meintest Du: BC> Sorry to divert a bit the thread towards its initial subject and away BC> from the security issues currently discussed... BC> I've just seen a presentation from a University (which shall remain BC> unnamed) which partnered with Microsoft