Re: [Cerowrt-devel] [Dnsmasq-discuss] Stats improvement

[Simon Kelley <simon@thekelleys.org.uk>]

It would be very interesting to see the differences between dnsmasq
without DNSSEC, with DNSSEC and with DNSSEC and --dnssec-check-unsigned

Cheers,


Simon.

On 24/03/14 22:50, Dave Taht wrote:
> On Mon, Mar 24, 2014 at 3:21 PM, Dave Taht <dave.taht@gmail.com> wrote:
>> I would certainly like to have a standard way of getting these
>> statistics, through the dns, perhaps one unified with whatever bind
>> and unbound use (or don't use.)
>>
>> Not a lot of people seem to be aware of why dns caching forwarders are
>> so great, although benchmarks like namebench against your chrome or
>> firefox cache are quite revealing, parsing huge network captures as
>> I am presently to try to get a grip on timings for dns/response
>> pairing is a pita and not router centric.
>>
>> However:
>>
>> Do check out namebench, it's pretty cool. It does bug me that in tests
>> against the alexa top 2000 that it invariably selects some other dns
>> server besides your local one as being the "best", because it has
>> the best average - as if you regularly go to websites in timbuktu and
>> care about the response time more than, say, google.
>>
>> Example against alexa top 2000 with a fresh cache:
>>
>> http://snapon.lab.bufferbloat.net/~d/namebench/namebench_2014-03-20_1255.html
>>
>> It is much better to test against your more common query set, which I
>> don't have a snapshot of on that site presently - usually 40% or more
>> of queries are resolved in a ms, 30% or so via your ISP in under 20ms.
>>
>> I'd love to see people posting namebench results from against their
>> firefox/chrome caches... it's in apt on ubuntu at least....
>>
>> the version I have is buggy, you have to hit control-C at least once
>> for the gui to come up.
> 
> 
> I just did a namebench test against my local firefox cache (without clearing
> dnsmasq's caches)
> 
> http://snapon.lab.bufferbloat.net/~d/namebench/namebench_2014-03-24_1541.html
> 
> note that I have three dns servers in place - one on my local machine,
> a dnsmasq locally that is sending stuff over ipv6 to another dnsmasq
> which is then connected over ipv4 and ipv6 to comcasts forwarders.
> 
>>
>>
>> On Mon, Mar 24, 2014 at 2:55 PM, Simon Kelley <simon@thekelleys.org.uk> wrote:
>>> On 24/03/14 11:25, Olivier Mauras wrote:
>>>>
>>>>
>>>> Hello,
>>>>
>>>> I was wondering what would be the effort, and if there'd
>>>> actually be any interest for some dnsmasq statistics improvements. (Yes
>>>> i'm splitting dicussions ^^)
>>>> For monitoring/graph purposes, actual
>>>> dnsmasq stats are a bit difficult to use and completely unusable if
>>>> using "log_queries" as it takes too long to retrieve them inside
>>>> logs.
>>>>
>>>> I'd love to see a stats "interface" that would output
>>>> total_queries, cache_hits, cache_misses, memory used by cache,
>>>> etc....
>>>>
>>>> Thanks,
>>>> Olivier
>>>>
>>>
>>> There's an idea to make this available as a DNS query, in the same way that
>>>
>>>
>>> dig chaos txt version.bind
>>>
>>> returns the version number.
>>>
>>> Comments?
>>>
>>> Cheers,
>>>
>>> Simon.
>>>
>>>
>>>
>>> _______________________________________________
>>> Dnsmasq-discuss mailing list
>>> Dnsmasq-discuss@lists.thekelleys.org.uk
>>> http://lists.thekelleys.org.uk/mailman/listinfo/dnsmasq-discuss
>>
>>
>>
>> --
>> Dave Täht
>>
>> Fixing bufferbloat with cerowrt: http://www.teklibre.com/cerowrt/subscribe.html
> 
> 
>