Re: [squid-users] Extremely high 'Median response time' warnings

From: Josh Haft <pacmansyu_at_gmail.com>
Date: Sat, 12 Jul 2008 23:15:50 -0500

Do you ever see this entry/log during the day? Are there any other
sites that give the same message? Perhaps this particular site has
latency issues at night or consistently throughout the day?

Josh

On 7/12/08, Tim Boyer <tim_at_denmantire.com> wrote:
> I'm running squid/2.6.STABLE6 on a RHEL5.2 system, on a Dell PowerEdge 1750
> with 2Gb memory, dual CPUs, and a fast SCSI disk dedicated to the cache.
>
> At night - times when the load should be down around zero - I'm seeing the
> following response time messages:
>
> Jul 12 16:46:43 saratoga.denmantire.com squid[9326]: WARNING: Median
> response time is 57448 milliseconds
> Jul 12 16:47:43 saratoga.denmantire.com squid[9326]: WARNING: Median
> response time is 57448 milliseconds
> Jul 12 16:48:43 saratoga.denmantire.com squid[9326]: WARNING: Median
> response time is 57448 milliseconds
> Jul 12 16:49:43 saratoga.denmantire.com squid[9326]: WARNING: Median
> response time is 57448 milliseconds
> Jul 12 16:50:43 saratoga.denmantire.com squid[9326]: WARNING: Median
> response time is 57448 milliseconds
> Jul 12 16:51:43 saratoga.denmantire.com squid[9326]: WARNING: Median
> response time is 57448 milliseconds
> Jul 12 17:26:43 saratoga.denmantire.com squid[9326]: WARNING: Median
> response time is 57448 milliseconds
> Jul 12 17:27:43 saratoga.denmantire.com squid[9326]: WARNING: Median
> response time is 57448 milliseconds
>
> I've logged on and tried browsing, and response seemed positively zippy.
> I'd think I'd notice a one minute response time.
>
> Where is this statistic coming from? I know I could disable it, but I'm
> curious about why squid thinks my performance is this bad.
>
> --
> Tim Boyer
> Denman Tire Corporation
> tim_at_denmantire.com
>
>
Received on Sun Jul 13 2008 - 04:15:55 MDT

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