yum updated grub.conf badly

Matthew Miller mattdm at mattdm.org
Mon Jun 20 00:03:49 UTC 2005


On Sun, Jun 19, 2005 at 04:18:05PM -0500, Michael Hennebry wrote:
> > > I've been told that smp+hyperthreading is flaky, so it's not just me.
> > > Flaky should not be the default.
> > It's flaky in the sense that it's not a performance win in all workloads.
> > But it shouldn't be more flaky than SMP in general, and that should be
> > pretty solid.
> The context in which I was told smp+hyperthreading is flaky
> was as an explanation for why my problem wasn't a surprise.

Well, hyperthreading *without* smp is "no hyperthreading". And the only
particular flakiness I'm aware of is that it isn't a performance win for
many workloads.

-- 
Matthew Miller           mattdm at mattdm.org        <http://www.mattdm.org/>
Boston University Linux      ------>                <http://linux.bu.edu/>
Current office temperature: 76 degrees Fahrenheit.




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