Maxime,
Would it be feasible to use "ln" to create symbolic links to populate /tftproot/192.168.1.N, for each node N, from say /tftproot/ generic ?
I tried that trick but didn't work. Apparently, symbolic links are not enough to link files at boot time.

What I was wondering is, if the directories /tftpboot/192.168.1.N contains sub-directories that are indentical for every node, and that are not supposed to be modified by the nodes, why not put them in a directory /tftpboot/generic and make the node mount the it from there? The problem is I have no idea of which directories have to be local, and which could be shared...

Peter


Thanks for the answer anyway.
------------------
Maxime Kinet
Université Libre de Bruxelles
Physique Statistique et Plasmas, CP 231
Campus Plaine - Boulevard du Triomphe,
1050 Bruxelles.





On Wed, Feb 20, 2008 at 5:26 AM, Maxime Kinet <[EMAIL PROTECTED]> wrote:
Hi,

I'm setting up a cluster, made of diskless workstations, booting through NFS. For that purpose I created a copy of the node's filesystem in a /tftpboot directory. That is, I have a full filesytem for each single node : /tftpboot/192.168.1.1, /tftpboot/ 192.168.1.2, /tftpboot/192.168.1.3, etc.

I know that there are several different options to make several clients mounting their filesystems, and that this one might not be the most efficient one, but I choosed that one just because I knew already how to do it. Now everything works fine, except that I would like to spare some diskspace on the master partition. Since each filesystem is around 500 Mb, I quickly reach more than 10Gb just for the /tftpboot directory.

A quick solution I founded is to mount the largests directory (which are the same for each node) of the / (namely /lib and /var) from a separate common directory. Could this cause some problem in the way the node's are working? Is there any other easy/fast way to reduce the amount of data contained in the /tftpboot/192.168.1.* directories?

I also heard about ClusterNFS which would do exactly what I need, but then I would have to start everything from the beggining and I want everything to work as soon as possible.

Thanks a lot for answers/advices,

------------------
Maxime Kinet
Université Libre de Bruxelles
Physique Statistique et Plasmas, CP 231
Campus Plaine - Boulevard du Triomphe,
1050 Bruxelles.





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