DNS Performance Numbers

[Dave]

On Oct 25, 2006, at 9:03 AM, Kris Kennaway wrote:

> On Wed, Oct 25, 2006 at 08:56:27AM -0500, Dave wrote:
>> On Oct 25, 2006, at 4:50 AM, gnn at freebsd.org wrote:
>>
>>> At Tue, 24 Oct 2006 21:59:57 -0500,
>>> kreios at gmail.com wrote:
>>>>
>>>> I am running some performance tests on named to see how it performs
>>>> with different configurations on FreeBSD and figured I would share
>>>> the
>>>> first results.  The first tests are  for serving up static data.
>>>
>>> Thanks very much for this!
>>>
>>> Can we possible see a dmesg output as well, just for completeness?
>>
>> Here you go:
>
> There are a couple of things you could try to increase performance -
> they're probably all documented on the mysql tuning page.  One thing
> you could do would be to set:
>
> kern.timecounter.choice=TSC
> kern.timecounter.smp_tsc=1
>
> which is usually an optimization on the machines where the hardware
> supports it.

In my case, it was performance went down slightly. I have played with
some of Robert Watson's time patches and I do see a small boost (44786
-> 45179).

> I'd be interested in measuring and optimizing for this workload but I
> have no idea how to set it up (my time is also limited for the next
> few weeks).  If you're interested in e.g. giving me access to your
> test setup then we could try to work something out.

I might take you up on that offer when I have a few cycles but that will
be at least a few weeks. :(

--
Dave