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Re: [Xen-devel] compute performace problem


On 23 Apr 2005, at 17:50, David Becker wrote:

agreed. If the native linux execution time wasn't so consistent, I'd blame
the app.  I sent mail upstream to the app authors to see if they have a
suggestion. It is part of the CardioWave simulation of electical pulses
that flow through the heart (http://cardiowave.duke.edu)

Could the app be thrashing, or otherwise causing I/O implicitly (e.g., mmap'ed I/O rather than via syscalls)?
 -- Keir


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