On 11/07/2013 12:58 PM, Dr.x wrote:

> @Alex, ive disabled "named" service of my server  and let squid look to
> 8.8.8.8 for dns resolving , i mean i dont want it to be makking problems .


> Median Service Times (seconds)  5 min    60 min:
>       HTTP Requests (All):   0.28318  0.28318
>       Cache Misses:          0.32244  0.32244
>       DNS Lookups:           5.74515  5.74515


Are 5-second DNS lookups normal in your environment? These stats may be
misleading, and DNS caching performed by Squid clearly reduces slow DNS
impact, but this is something you may want to add as suspect #3 unless
5-second DNS lookup times are typical on your network.


Alex.

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