On Fri, 16 Nov 2007, Peter St. John wrote:
Of course the additional expense keeps your question interesting for
now. I would imagine that if something is done to cover **software**
errors, which are aeternal :-), such as periodic checkpointing, then
adding memcheck stuff as Tony suggests seems r
I am wondering if there is any work on software for true parallism at the
software level on any of the new Quad-Core chips? Unfortunately, during my
what would "false" parallelism mean? it's pretty common to use thread-level
parallelism in linpack/blas type libraries, as well as openmp.
syst
Greetings Don:
Donald Shillady wrote:
I am wondering if there is any work on software for true parallism at
the software level on any of the new Quad-Core chips? Unfortunately,
during my career since 1965 I have tried to write my own software and
avoided using canned software and that has ser
I am thinking of building a Beowulf of 17 dual-core nodes, one head node
and 16 computation nodes for material research simulation. I am also a
it's worth asking whether you need an interconnect more than gigabit.
my understanding is that many material sims can be statically partitioned
so tha
Hi, there,
First let me salute your dedicated contribution to the beowulf society.
Especially I, a newcomer, have benefitted huge from your online resource and
your QAs.
I am thinking of building a Beowulf of 17 dual-core nodes, one head node and
16 computation nodes for material resea
I am wondering if there is any work on software for true parallism at the
software level on any of the new Quad-Core chips? Unfortunately, during my
career since 1965 I have tried to write my own software and avoided using
canned software and that has served me well in changing over many diffe
Hello list,
This topic has probably been discussed before. Still, I would like to hear
some opinions/input about these specific issues. In terms of expected
performance, what is known about the following CPU choices.
Field of work: CFD
CPU: Intel 5160 or 5365 (3.0 GHZ) vs. AMD or 8222 (3.0
Dear Reuti,
Reuti wrote:
> Hi,
>
> Am 13.11.2007 um 10:50 schrieb [EMAIL PROTECTED]:
>
>> I am clustering 8 32-bits machines and 5 64 bits machines.
>> 64 bits machines are heavily used for MPI jobs
>> and rest of the machines are simply being terminal for
>> PhD students.
>> One of 64-bits mac
andrew holway wrote:
I have been in contact with them to see if we can get some kind of benchmark.
I want to see how they perform against AMD/intel. I might give it a go
if the numbers work.
Cheers
Andy
On 15/11/2007, Mark Hahn <[EMAIL PROTECTED]> wrote:
It is really interesting to see that
At 01:56 PM 11/16/2007, Mark Hahn wrote:
I just asked the local NT goon, "do you use ECC for the servers?" and
he answered, "you have to". What he considers a server-class mobo
requires ECC
whether you need ECC depends on many things. first, how much memory
your machine has - my experience is
Depends on who you talk to and what vendor is doing the talking :-)
On Fri, 2007-11-16 at 10:02 +, andrew holway wrote:
> Come on then SC07'ers. Whats the buzz with barcelona?
> ___
> Beowulf mailing list, Beowulf@beowulf.org
> To change your subscri
At 09:43 AM 11/16/2007, Peter St. John wrote:
David,
I just asked the local NT goon, "do you use ECC for the servers?" and
he answered, "you have to". What he considers a server-class mobo
requires ECC and he added that the tendency is now to FB-DIMM (fully
buffered, http://en.wikipedia.org/wiki/
At 11:23 AM 11/16/2007, Robert G. Brown wrote:
On Fri, 16 Nov 2007, Joe Landman wrote:
Robert G. Brown wrote:
...
peculiar standing waves that echo those words in the meta-structure of
electricity we fondly call "the brain".
Hey... I thought there is some chemistry in there as well. Peopl
I just asked the local NT goon, "do you use ECC for the servers?" and
he answered, "you have to". What he considers a server-class mobo
requires ECC
whether you need ECC depends on many things. first, how much memory
your machine has - my experience is that most generic servers (web, file,
ma
RGB: "...What is this Mind of which you do not speak but which speaks
You, but Electricity, given a very transient and very lovely form?"
This Is Not The Form of a Haiku:
Wave Forms Spring. Platonic fall, to Antiquity.
Aristotle is the Winter to the Summer of my Haiku.
Is the Void Formless?
Pete
On Fri, 16 Nov 2007, Joe Landman wrote:
Robert G. Brown wrote:
...
peculiar standing waves that echo those words in the meta-structure of
electricity we fondly call "the brain".
Hey... I thought there is some chemistry in there as well. People spend so
much time in pursuit of hacking thei
Robert G. Brown wrote:
...
peculiar standing waves that echo those words in the meta-structure of
electricity we fondly call "the brain".
Hey... I thought there is some chemistry in there as well. People spend
so much time in pursuit of hacking their brain chemistry, I thought it
was for m
David,
I just asked the local NT goon, "do you use ECC for the servers?" and
he answered, "you have to". What he considers a server-class mobo
requires ECC and he added that the tendency is now to FB-DIMM (fully
buffered, http://en.wikipedia.org/wiki/FBDIMM). This suggests to me
that next year(s) c
David Mathog wrote:
[...]
Any of you running clusters without ECC? Has the lack of error
correction been a problem?
Hello, David.
Yes, I'm running openMosix on [EMAIL PROTECTED]/2600+ 1p compute nodes. I
posted this on the openMosix Wiki about it:
http://howto.krisbuytaert.be/openMosixWiki
Joe Landman <[EMAIL PROTECTED]> wrote:
> Mark Hahn wrote:
> >> Come on then SC07'ers. Whats the buzz with barcelona?
> >
>
> I am not sure about this. Have some tests to do. Bug Doug Eadline on
> this, he has some good early impressions based upon his testing.
The initial results are a
Mark Hahn wrote:
Come on then SC07'ers. Whats the buzz with barcelona?
I didn't get to go dammit, but I think Intel used Penryn reporting
extremely effectively. I'm personally astonished how poorly AMD is
doing in keeping up, or at least appearing to keep up. so far,
it's quite sad: only ve
Profile your code... oprofile or, if you want to get fancy, set up TAU ;)
Eric Thibodeau
Reuti wrote:
> Hi,
>
> Am 13.11.2007 um 10:50 schrieb [EMAIL PROTECTED]:
>
>> I am clustering 8 32-bits machines and 5 64 bits machines.
>> 64 bits machines are heavily used for MPI jobs
>> and rest of the ma
Come on then SC07'ers. Whats the buzz with barcelona?
I didn't get to go dammit, but I think Intel used Penryn reporting
extremely effectively. I'm personally astonished how poorly AMD
is doing in keeping up, or at least appearing to keep up. so far,
it's quite sad: only very low-clock chips
On Thu, 15 Nov 2007, David Mathog wrote:
There are some pretty good deals in the low end of the mother board
and CPU ranges right now. Not what you folks would buy, but something
I'd consider to replace the old Athlon MP's in our 2U cases, one of
which just blew up (or the Tyan motherboard, it
Come on then SC07'ers. Whats the buzz with barcelona?
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