Scyld and Red Hat 7
sgaudet at atipa.com
Wed Jan 31 14:49:53 EST 2001
> On Wed, Jan 31, 2001 at 07:21:15AM -0800, Jag wrote:
> > I noticed that a few days ago Scyld released their first commercial
> > version of their beowulf software. However, after looking at the files
> > on their ftp site, I noticed that it is still based on Red Hat 6.2.
> > However Red Hat 7.0 has been out for over four months (and thier public
> > beta showing what would be in it for even longer). Are there any plans
> > 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 have
> 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 software
> that you have installed on the cluster (e.g., Fortran compilers,
> math libraries, etc.) because the versions that work with RH6.x will
> not work with glibc-2.2.
> 2. You have to fight with things like xinetd (it took me a full day to
> get rsh without passwords working and still having access control
> working with ALL : ALL in /etc/hosts.deny).
> The one reason that could make me upgrade is the installation of a 2.4
> kernel. Since RH 7.0 does not have it, there is no reason to upgrade yet.
> If it turns out that the 2.4 kernel is easier to install on a 7.0 system
> then I may go ahead. I definitely would prefer to install the new kernel
> under 6.2 (until now I failed to get a running system: my test box hangs
> after printing the message "booting the kernel ..." to the screen. Any
> ideas? I attribute this to some mistake I have made, not to RH 6.2).
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sgaudet at atipa.com
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