Re: [Beowulf] CentOS plus Fedora kernel?

2009-11-24 Thread Ed Hill
On Tue, 24 Nov 2009 21:40:11 + "Andrew M.A. Cater" wrote: > > I hesitate to say this, because I'm talking to someone whose > reputation is stellar and because my own biases may show slightly :) > > Don't - under any circumstances whatever - use Fedora on a > production system or a sys

Re: [Beowulf] Stroustrup regarding multicore

2008-08-29 Thread Ed Hill
On Fri, 29 Aug 2008 16:44:46 +0100 Tim Cutts <[EMAIL PROTECTED]> wrote: > On 28 Aug 2008, at 3:34 pm, [EMAIL PROTECTED] wrote: > > > > I respectfully request we keep the emails limited to > > beowulf-related topic. Please take your conversations about > > scientists-programmers offline. [*snip*]

Re: [Beowulf] Stroustrup regarding multicore

2008-08-27 Thread Ed Hill
On Wed, 27 Aug 2008 10:00:19 -0400 "Perry E. Metzger" wrote: > > Getting back to the original topic, a set of C++ classes that handled > APL style array operations and automatically parallelized them on > vector processors would be quite neat, and would actually be a > legitimate use of C++ (unlik

Re: [Beowulf] Stroustrup regarding multicore

2008-08-26 Thread Ed Hill
On Tue, 26 Aug 2008 14:29:11 -0400 "Perry E. Metzger" wrote: > I think part of the issue is that most people doing scientific > computing don't have computer science backgrounds, which is a > shame. Formal CS training can certainly help but I don't view it as a requirement. I've met some remarka

Re: [Beowulf] Stroustrup regarding multicore

2008-08-26 Thread Ed Hill
On Tue, 26 Aug 2008 12:53:11 -0400 "Perry E. Metzger" wrote: > "Perry E. Metzger" <[EMAIL PROTECTED]> writes: > > I have a copy of the C99 document and it is indeed required that the > > locations be consecutive (though there can of course be padding for > > alignment purposes if you have an array

Re: [Beowulf] High Performance SSH/SCP

2008-02-14 Thread Ed Hill
On Thu, 14 Feb 2008 12:33:57 -0500 (EST) "Robert G. Brown" wrote: > > > >> Any idea if the openssh people are going to incorporate the patch > >> permanently? Any hope of replacing the "Ciphers none" option > >> (even with > > > > I think they've permanently rejected it. > > G. Do the PSC f

Re: [Beowulf] [AMD64] Gentoo or Fedora

2007-08-31 Thread Ed Hill
On Fri, 31 Aug 2007 12:56:48 -0400 Larry Stewart wrote: > > For X86 archtectures, it actually makes a very noticable performance > change (30%?) to use build switches that are appropriate for your > machines, rather than the generic switches chosen by Red Had or > Novell. Before adding to this t

Re: [Beowulf] SGI to offer Windows on clusters

2007-04-15 Thread Ed Hill
On Sun, 15 Apr 2007 "Robert G. Brown" <[EMAIL PROTECTED]> wrote: > I'm not certain that I "like" the idea of fully integrating extras > into the main core, though. The problem with FC+extras+updates even > now is that 6500 packages is a bit difficult to get a human brain > around, especially when

Re: [Beowulf] SGI to offer Windows on clusters

2007-04-15 Thread Ed Hill
On Sun, 15 Apr 2007 "Douglas Eadline" <[EMAIL PROTECTED]> wrote: > My understanding is that FC7 will include distro building tools > for both custom rolls and live CD/DVD's. So I think > you will start to see a lot of customized FC rolls that > contain a subset of packages for a specific "domain".

Re: [Beowulf] SGI to offer Windows on clusters

2007-04-15 Thread Ed Hill
On Sun, 15 Apr 2007 "Robert G. Brown" <[EMAIL PROTECTED]> wrote: > > > And re. the future version of Scientific Linux, there has been > > debate on the list re. co-operating with CENTos and essentially > > using CENTos as a base, and SL being an overlay of specific > > application and library RPMs

Re: [Beowulf] Quick question...

2007-03-17 Thread Ed Hill
On Sat, 17 Mar 2007 "Robert G. Brown" <[EMAIL PROTECTED]> wrote: > > I'm planning to do the rewiring of cables today soon, so if you know > something about his please respond "soon". Hi Robert, I can't say anything about your local wiring legalities but stayonline (located in near-by Raleigh) h

Re: [Beowulf] A start in Parallel Programming?

2007-03-13 Thread Ed Hill
On Tue, 13 Mar 2007 12:54:46 -0400 (EDT) "Robert G. Brown" <[EMAIL PROTECTED]> wrote: > On Tue, 13 Mar 2007, Kyle Spaans wrote: > > > Do I really need MPI/OpenMPI/OpenMP/PVM? If so, does that mean I > > should suck it up and learn Fortran/C/C++? Or can I just devise my > > own message passing sys

Re: [Beowulf] Which distro for the cluster?

2007-01-07 Thread Ed Hill
On Sun, 7 Jan 2007 11:22:30 + [EMAIL PROTECTED] (Andrew M.A. Cater) wrote: > > Fedora Legacy just closed its doors - if you take a couple of months > to get your Uebercluster up and running, you're 1/3 of the way > through your FC cycle :( It doesn't square. Speaking of which, I recently b

Re: [Beowulf] picking out a job scheduler

2007-01-03 Thread Ed Hill
On Wed, 3 Jan 2007 09:59:47 -0500 (EST) "Robert G. Brown" <[EMAIL PROTECTED]> wrote: > On Wed, 3 Jan 2007, Glen Beane wrote: > > > If you are doing mostly MPI, I would strongly reccoment TORQUE (a > > free, open source, OpenPBS fork with *many* enhancements). I would > > not reccoment OpenPBS, a

Re: [Beowulf] Which distro for the cluster?

2006-12-29 Thread Ed Hill
On Fri, 29 Dec 2006 02:48:04 -0500 (EST) "Robert G. Brown" <[EMAIL PROTECTED]> wrote: Hi folks, I wanted to respond earlier to this thread but RGB has already done a better job of covering the points I hoped to make. :-) In my experience FC makes a very usable cluster OS. > Also, plenty of fo

Re: [Beowulf] Create cluster : questions

2006-09-07 Thread Ed Hill
On Mon, 4 Sep 2006 21:23:03 +0200 "Maxence Dunnewind" <[EMAIL PROTECTED]> wrote: > Hi. > > i'm a user of the Ubuntu Linux OS, and also a packager for this OS. > As you may know , packaging can be take a lot of time, mainly > during building process. > I would create a public cluster for help pack

Re: [Beowulf] SPEC CPU 2006 released

2006-09-03 Thread Ed Hill
On Sun, 03 Sep 2006 16:08:05 +0200 Toon Moene <[EMAIL PROTECTED]> wrote: > Robert G. Brown wrote: > > > On Fri, 25 Aug 2006, Geoff Jacobs wrote: > > > >> I should have been more specific and said that I do not believe > >> any integrated benchmarks packaged and shipped by SPEC are in > >> any WS

Re: [Beowulf] Java vs C++ for interfacing to parallel library

2006-08-22 Thread Ed Hill
On Tue, 2006-08-22 at 00:59 -0400, Robert G. Brown wrote: > > Perhaps in another decade they'll actually meet somewhere, have a > drink together, and in a night of illicit love spawn a new language > called Cortran, or perhaps fortraC, that groks both printf and > hollerith, that has a binary expo

Re: [Beowulf] Java vs C++ for interfacing to parallel library

2006-08-21 Thread Ed Hill
On Sun, 2006-08-20 at 23:50 -0400, Robert G. Brown wrote: > On Mon, 21 Aug 2006, Jonathan Ennis-King wrote: > > > The other option is the Unix-like strategy suggested by rgb, where for > > example the computational part is completely written in C, and then the > > pre and post-processing which be