[Beowulf] Building new cluster - estimate

[Gerry Creager]

Robert Kubrick wrote:
> Or use solid-state data disks? Does anybody here have experience with 
> SSD disk in HPC?

Not on OUR budget! ;-)

> On Aug 5, 2008, at 8:16 PM, Gerry Creager wrote:
> 
>> Chris Samuel wrote:
>>> ----- "Gerry Creager" <gerry.creager at tamu.edu> wrote:
>>>> Chris Samuel wrote:
>>>>
>>>>> b) We can use XFS for scratch space rather than being
>>>>> tied to the RHEL One True Filesystem (ext3) which
>>>>> (in our experience) can't handle large amounts of disk
>>>>> I/O.
>>>> Mirrors our experience, too.
>>> I should point out that our actual NFS servers run
>>> Debian Linux not CentOS.
>>> Those who want to run the stock CentOS kernel might
>>> like to know that the "plus" repository includes an
>>> RPM for the XFS kernel module for the mainline kernel.
>>
>> And, of course, we do.  Good point.
-- 
Gerry Creager -- gerry.creager at tamu.edu
Texas Mesonet -- AATLT, Texas A&M University
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