[Beowulf] What services do you run on your cluster nodes?
lindahl at pbm.com
Wed Sep 24 12:28:10 PDT 2008
On Wed, Sep 24, 2008 at 02:45:52PM +0000, richard.walsh at comcast.net wrote:
> A point of interest here is that reducing these service-related
> interrupts was an important element in improving the HPL efficiency
> of Windows HPC Server 2008 (over 2003) from sub 70% levels to closer
> to 80%.
If you have lots of daemons and interrupts, you can see the effect at
a smaller cluster size, and with less-tightly-coupled applications.
I'm not surprised that Windows out of the box has a lot more daemons
and interrupts than Linux.
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