Scyld and Red Hat 7
jmdavis at hsc.vcu.edu
Wed Jan 31 15:24:53 EST 2001
For a production server, I'm in complete agreement with Martin. The most
important thing that a
research computer can do is continually compute research. Flippant as
that might sound, it is the
truth. While I have upgraded my desktop and some webservers to RH7, I
have no overwhelming
desire to upgrade our cluster for the reasons mentioned.
> Martin Siegert wrote:
> On Wed, Jan 31, 2001 at 07:21:15AM -0800, Jag wrote:
> > I noticed that a few days ago Scyld released their first
> > version of their beowulf software. However, after looking at the
> > on their ftp site, I noticed that it is still based on Red Hat
> > However Red Hat 7.0 has been out for over four months (and thier
> > beta showing what would be in it for even longer). Are there any
> > to make the Scyld beowulf software become based on something in
> the Red
> > Hat 7 series as opposed to the Red Hat 6 series? And if so, when
> can we
> > expect to see this?
> Honestly: why? What is there in RH 7 that I need and that I don't
> in RH 6.2? RH 6.2 is still fully supported hence there is no reason
> to upgrade, if there isn't anything in RH 7 that really would be an
> improvement for a Beowulf.
> There are very good reasons not to upgrade:
> 1. You almost certainly have to purchase again all commercial
> that you have installed on the cluster (e.g., Fortran compilers,
> math libraries, etc.) because the versions that work with RH6.x
> not work with glibc-2.2.
> 2. You have to fight with things like xinetd (it took me a full day
> get rsh without passwords working and still having access control
> working with ALL : ALL in /etc/hosts.deny).
Mike Davis University Computing Services-MCV
Unix Systems Administrator Virginia Commonwealth University
jmdavis at hsc.vcu.edu 804-828-9843 x142 (fax: 804-828-9807)
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