Kris Kennaway wrote:
> Michael Stogsdill wrote:
>> Hey, I have a question that I can't seem to find a decent answer to.
>> The mailing lists have had some similar topics, but they were mostly
>> for the 6.x-RELEASE and other minor differences.
>> Heres my situation; I'm trying to create a beowulf cluster running
>> FreeBSD 7.0-RELEASE consisting of 8 systems all running on Dual Xeon
>> w/HTT both running at 2.8Gz. What exactly this system will be doing I
>> can't say, so lets just think about the performance of the cluster
>> running a benchmarking tool similar to sysbench. Because they are dual
>> processor systems, I will be using the SMP kernel already, so I'm
>> wondering if turning on HTT will help or hinder my Beowulf'
>> performance. The cluster is not yet operational, otherwise I would do
>> some tests myself!
>
> The answer is always "HTT performance depends on your workload. Try it
> and see if it helps".
new processors are not quite as bad as the original HTT processors.
also, if the workload includes a mix of FP and integer work it will be
worth having them on.
>
> Kris
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