Setting up nodes with built in hard disk
d.l.farley at larc.nasa.gov
Tue Jun 18 08:12:41 EDT 2002
With those 60 nodes netbooting, what kind of network overhead are you
seeing used for larger applications, and the initial boot of each
machine? Are you using two seperate networks, one for NFS and the other
for your mpi/comm traffic?
At 12:24 PM 6/17/2002 -0700, Bill Broadley wrote:
>If a disk dies, the node still boots (no swap and no scratch of course).
>That way I get the benefit of a local disk (high bandwidth for swap and
>/scratch), without having to maintain patches, applications, backups,
>and reinstal when a disk dies.
>Works for me. I did a redhat-6 version, a redhat-7 version, and am
>working on a redhat-7.3 version. I.e. all standard redhat rpm's +
>changes to allow for a readonly /. I currently have 60 diskless nodes
>and am working on adding 30 (swap + scratch) more.
>Mathematics/Institute of Theoretical Dynamics
Data Analysis and Imaging Branch
Systems Engineering Competency
NASA Langley Research Center
< D.L.FARLEY at LaRC.NASA.GOV >
< Phone +1 757 864-8141 >
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