You guys are mentioning installing applications in a modular way, couldnt that be achieved in a chroot environment or by using an LXC container?
Regards. > On Wed 06/25/14 11:30AM -0400, Joe Landman wrote: >> More often than not, commercial and closed source >> applications are built and qualified (for support and guarantee of >> functionality) against several very specific OS and library versions. >> It is >> rare, in my experience with this, that any of these are up-to-date >> versions >> of Red Hat or Red Hat derived distributions. > > In my experience, Red Hat is often the first, if not the only, supported > OS for a commercial Linux application. This is due to the > aforementioned lifecycle support and predictable ABI/API. > >> one unsupported platform is as good as the other, with the caveat that >> one >> needs to pay attention to the ease of management as well as other >> things. > > Walking the well trodden path provides ease of management. I don't want > to deploy a custom OS stack and have to throw my hands in the air when I > hit a difficult bug that brings operations to a halt. I like hardware > support. I like talking to the systems engineers. I have support on > both Red Hat and CentOS (SL too). Deploying things like InfiniBand and > pNFS is easy and commercially supported with RHEL. > >> This is why stateless machines, booting an instance with a particular OS >> for >> a particular job, is a *far* more reasonable and workable approach than > > Stateless is cool, but I choose my battles. Supporting multiple OS > platforms is not a reasonable use of my time. If the other-OS > application really is the end-all-be-all, then maybe, in a VM. I do > have to check out Docker. > >> Err ... no. The center of mass of the market has moved on to the faster > > I'm saying that you shouldn't change the base OS and its APIs, but _do_ > install the latest languages and applications in a modular way. > Win-win. Programmers get to choose the latest tools, with a solid base > for those software builds, plus hardware support. > > Cheers, > -- > Gavin W. Burris > Senior Project Leader for Research Computing > The Wharton School > University of Pennsylvania > _______________________________________________ > Beowulf mailing list, Beowulf@beowulf.org sponsored by Penguin Computing > To change your subscription (digest mode or unsubscribe) visit > http://www.beowulf.org/mailman/listinfo/beowulf > _______________________________________________ Beowulf mailing list, Beowulf@beowulf.org sponsored by Penguin Computing To change your subscription (digest mode or unsubscribe) visit http://www.beowulf.org/mailman/listinfo/beowulf
