This is a discussion on Re: Also seeing 2 x quad-core system slower that 2 x dual core - FreeBSD ; On Fri, Nov 30, 2007 at 05:59:26AM +0100, Claus Guttesen wrote: > > Thing is that GENERIC as installed out of the box should not take two minutes > > to delete a gig of files off a 15k RPM ...
On Fri, Nov 30, 2007 at 05:59:26AM +0100, Claus Guttesen wrote:
> > Thing is that GENERIC as installed out of the box should not take two minutes
> > to delete a gig of files off a 15k RPM SAS drive! especially not
> > when identical hardware with half the number of processor cores only takes
> > eleven seconds to do the same job. Something is wrong somewhere if doubling
> > your CPU's results in a factor of 12 slowdown surely?
> Is it possible to disable one of the quad-core cpu's from bios? I have
> a couple of DL360's myself but I haven't had the need to disable one
> of the cpu's.
> If so it could be interesting to see whether the specific task goes
I'd also try *removing* some RAM from the quad-core CPU system, to
bring it down to the same level as the other system, and make sure
there isn't some kind of chipset/motherboard/BIOS issue when 16GB is
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