Re: Heavy I/O blocks FreeBSD box for several seconds

From: Ivan Voras <ivoras_at_freebsd.org>
Date: Thu, 07 Jul 2011 14:21:27 +0200
On 06/07/2011 20:11, Nathan Whitehorn wrote:

> I've seen exactly this problem with multi-threaded math libraries, as
> well. Using parallel GotoBLAS on FreeBSD gives terrible performance
> because the threads keep migrating between CPUs, causing frequent cache
> misses.

On both schedulers?
Received on Thu Jul 07 2011 - 10:25:09 UTC

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