[Beowulf] cluster building advice?
ghenriks at gmail.com
Wed Sep 26 17:24:45 PDT 2012
On Wed, 26 Sep 2012 10:54:01 +0200, you wrote:
>There's nearly nothing there at that link.
>Just a handful of SRPMS.
All of the SRPMS for SL are there.
>My point of openfabrics is: most people build a cluster in order to
>be have more performance
>than a single machine can give. Not seldom that's also with latest
>hardware (not in my case
>but i expect most beowulf aren't using old hardware).
>To get performance you want latest compilers and pretty much latest
>stable kernel therefore
>as a minimum requirement.
Not necessarily. You want something that is stable and well tested,
which will complete the work you give it. This is not necessarily the
latest and greatest.
>But let's start with the performance issue.
>Even trying to compile GCC 4.7.0 both 32 and 64 bits in SL was a
>problem though it had been
>released for months.
Googled RHEL gcc 4.7 and discovered that Red Hat has something called
Red Hat Developer Toolset which is gcc 4.7 for RHEL 5 and 6.
Went to ftp.redhat.com and found:
Downloaded and installed the SRPMS, installed the dependencies via
yum, and built the RPMS.
More information about the Beowulf