Personally, I would consider response time to be the duration between the 
arrival of a request at the DNS server and when the server spits the response 
for the request out its local network interface, and latency to be the 
additional time the request and response spend traversing the network between 
the client and server.

So what the client sees is the sum of response_time + (2 * latency) {making the 
somewhat arbitrary assumption that the latency is the same in both directions, 
which isn't really valid just because of the different sizes of the request and 
response, potentially exacerbated by network links on the path with 
asymmetrical baud rates}.

Just my $.02 (or whatever your local currency is).

Andrew Pavlin
ka2ddo.org


________________________________
From: bind-users <bind-users-boun...@lists.isc.org> on behalf of Matus UHLAR - 
fantomas <uh...@fantomas.sk>
Sent: Tuesday, June 27, 2023 12:54:09 PM

On 27.06.23 16:22, sami.ra...@sofrecom.com wrote:
>Hello In DNS benchmarking  which is more important latency or response
> time?  for a DNS server what is the difference between the two values?

I don't see any difference between those two.

--
Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/
Warning: I wish NOT to receive e-mail advertising to this address.
Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu.
The 3 biggets disasters: Hiroshima 45, Tschernobyl 86, Windows 95
--


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