New != Faster

Tim Daneliuk tundra at tundraware.com
Mon Jun 4 23:07:40 UTC 2007


Kris Kennaway wrote:
> On Mon, Jun 04, 2007 at 08:54:50PM +0100, Chris wrote:
>> On 04/06/07, Colin Percival <cperciva at freebsd.org> wrote:

>> both of these have been confirmed numerous times by different people
>> so sweeping them under the carpet and saying they simply not true
>> would be wrong.
> 
> My detailed measurements of disk performance and those of others I am
> aware of contradicts your claim: 6.x equals or outperforms 4.x on disk
> I/O (depends on driver) and filesystem I/O.  The only true part of it
> is the "under QUOTA" part, which as you know from past discussions, is
> still under Giant in 6.x.  As you also know, there is a patch to
> address this which is awaiting user testing.  Have you tested it yet?
> 
> Kris

Kris -

It's been awhile since I tracked -current, so forgive me if this is
a stupid question but ... Is it the case that the 6.x drivers are
all now SMP-safe or do some still live under GIANT?

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Tim Daneliuk     tundra at tundraware.com
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