[Beowulf] how useful is bproc, and what does Scyld cost?
Adam C Powell IV
hazelsct at debian.org
Thu May 27 13:50:20 PDT 2004
There's also pretty complete community-maintained documentation at
http://wiki.debian.net/ with the relevant material at
On Thu, 2004-05-27 at 15:41, Camm Maguire wrote:
> Greetings! No direct experience with diskless setups, but all the
> cluster applications I need work out of the box on Debian. There are
> even precompiled atlas libraries for several common cpu
> subarchitectures. We've been running ours for about 7 years -- 1
> software install, 3 hardware upgrades, and nothing but 'apt-get
> upgrade' since.
> Take care,
> Andrew Piskorski <atp at piskorski.com> writes:
> > I'm tentatively planning a small cluster that might or might not
> > actually get built. My current plan is somewhere from 5-20 nodes, 1-2
> > x86 CPUs per node (exact CPU flavor undecided), gigabit ethernet, and
> > all nodes either entirely diskless, or using 1 IDE disk solely for
> > swap and /tmp.
> > I would prefer to have as much as posible of the cluster software
> > infrastructure Just Work, rather than having to spend lots of time
> > rolling my own. (I will be spending enough time on the custom
> > software I actually want to RUN on the cluster as is.) I am, of
> > course, quite willing to select hardware in order to make the software
> > job easier on myself.
> > Since I want to go diskless anyway, so far I am also leaning towards a
> > bproc based cluster. I only know of two bproc-based cluster
> > distributions, Scyld and Clustermatic. Scyld is commerical and costs
> > money, Clustermatic is not and does not. Are there any others? In
> > particular, are there any Debian based systems that play nicely out of
> > the box with bproc?
> > How much time and effort is Scyld actually going to save me over using
> > Clustermatic? How much is either going to save me over completely
> > rolling my own, preferably using Debian rather than the old and
> > outdated versions of Red Hat that Scyld and Clustermatic seem to use?
> > Also, are there any major drawbacks or snafus I should worry about in
> > going down the bproc route?
> > Finally, just what DOES Scyld actually cost? Can anyone give me a
> > rough idea?
> > >From Scyld's website, I can't tell whether they charge 50 cents or
> > $5,000 per node, and the Scyld/Penguin salesman seemed unable to spit
> > out any kind of ballpark price at all. AFAICT, Scyld seems to expect
> > you to first actually build your cluster, and then send them your
> > cluster's complete hardware specs, down to the smallest detail, in
> > order to get any kind of quote!
> > Thanks!
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