Testing/Speed

[Jay Nugent]

Greetings,

On Thu, 25 Jan 2001, Garrett wrote:

> 
> Hi,
>    I have successfully set up my secondary RedHat DNS BIND server
> (thanks in small part to Barry!!).
>      Now the subject has come up of speed of resolution, and I
> was wondering how you would test this?
>     I have two DNS boxes here. Both are P1 200 MHZ Dell's with
> 96 MB of ram. The difference is that one of them is an NT box and
> the one that I set up is Linux.
>     Does anyone know of a good utility or method to test the speed?
> If not, does anyone know of an article that talks about it?

   Yes.  DIG returns how long it took to perform the lookup:


[root at home /root]# dig yahoo.com

; <<>> DiG 2.2 <<>> yahoo.com
;; res options: init recurs defnam dnsrch
;; got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 6
;; flags: qr rd ra; Ques: 1, Ans: 2, Auth: 3, Addit: 3
;; QUESTIONS:
;;      yahoo.com, type = A, class = IN

;; ANSWERS:
yahoo.com.      1616    A       216.115.108.245
yahoo.com.      1616    A       216.115.108.243

;; AUTHORITY RECORDS:
yahoo.com.      172616  NS      NS3.EUROPE.yahoo.com.
yahoo.com.      172616  NS      NS1.yahoo.com.
yahoo.com.      172616  NS      NS5.DCX.yahoo.com.

;; ADDITIONAL RECORDS:
NS3.EUROPE.yahoo.com.   172616  A       217.12.4.71
NS1.yahoo.com.  172616  A       204.71.200.33
NS5.DCX.yahoo.com.      172616  A       216.32.74.10

;; Total query time: 6 msec
;; FROM: home.nuge.com to SERVER: default -- 63.215.167.67
;; WHEN: Thu Jan 25 18:24:23 2001
;; MSG SIZE  sent: 27  rcvd: 172

[root at home /root]#    


   See... Total query time: 6 msec   :-)


      --- Jay
             
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