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List:       npaci-rocks-discussion
Subject:    Re: [Rocks-Discuss] How to disable grub in rocks install
From:       Philip Papadopoulos <philip.papadopoulos () gmail ! com>
Date:       2011-07-27 17:03:51
Message-ID: CACnkd5iSLsUubEz_MpfCUQHVvyGWGXxN8K1PNAghkX_c4pbM0Q () mail ! gmail ! com
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Rocks supports programmatic partitioning, with a little bit of work, you can
make Rocks support whatever partitioning you
want.

-P


On Wed, Jul 27, 2011 at 4:49 AM, Alain Péan <alain.pean@lpp.polytechnique.fr
> wrote:

> Le 27/07/2011 11:49, zem_halas a écrit :
> 
> > I am using a classroom network as rocks cluster, so, i should install
> > rocks on multi-boot with windows and eventually ubuntu machines.
> > I suppose that i can use grub of ubuntu machines and customize disk
> > partitioning on compute nodes to avoid any changes in grub after reinstall
> > of compute nodes.
> > partitions schema :
> > - 2 partitions for windows (ntfs,fat32)
> > - 2 partitions for ubuntu (ext4)
> > - 4 partitions for rocks (/,/var,/export, swap (shared with ubuntu))
> > 
> > Can any one help me to do this? thanks
> > 
> > 
> Hi Zem,
> 
> I think you will have a hard time achieve this with Rocks Cluster, as it is
> configured by default to wipe out the hard disk, and install the nodes by
> PXE boot, from the frontend. You can customize the partitions, but only to
> set the sizes or an extra partition, not to keep existing partitions.
> 
> Your best bet, if you have an enough powerfull system (enough Ram, at least
> 1 Go for frontend and nodes), is to set up a rocks cluster as virtual
> machines, for example using ESXi, Xen, virtualbox, KVM, as you want.
> 
> Alain
> 
> --
> ==============================**============================
> Alain Péan - LPP/CNRS
> Administrateur Système/Réseau
> Laboratoire de Physique des Plasmas - UMR 7648
> Observatoire de Saint-Maur
> 4, av de Neptune, Bat. A
> 94100 Saint-Maur des Fossés
> Tel : 01-45-11-42-39 - Fax : 01-48-89-44-33
> ==============================**============================
> 
> 


-- 
Philip Papadopoulos, PhD
University of California, San Diego
858-822-3628 (Ofc)
619-331-2990 (Fax)
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