Re: [squid-users] Squid and Windows Update

From: Dietrich Radel <radel@dont-contact.us>
Date: Fri, 22 Jun 2007 12:27:12 +1200

squid3@treenet.co.nz wrote:
>> That's what we do and it works very well. We do the same for common
>> antivirus update sites too. :-)
>>
>> Just a thought on WindowsUpdate via squid though, it's very very slow
>> through squid. Seems to take
>> many minutes to check for updates, but when bypassing the proxy this is
>> not the case. I wonder if
>> this is normal for squid?
>>
>>
>
> It is a side effect of WindowsUpdate that has been seen before on occasion
> under some squid configs.
>
> WindowsUpdate apparently pulls its data from the main servers using
> partial Ranges. Squid does not to my knowledge fully support storage of
> partial ranges (we have plans to improve this but no sponsor yet I think).
> Also some configurations are set to always pull the entire file when a
> range is requested.
> The cachability settings of the WU servers may also be a factor.
>
> If your config has been set to always pull the entire file and cache it,
> you could try allowing squid to pull ranges and not cache them.
>
>
> Amos
>
>

Thanks for that Amos. Can anyone please point me in the right direction
to documentation about configuring such features? The WU issues probably
needs expanding upon in the FAQs I guess. :-)

Thanks in advance.
Dietrich
Received on Thu Jun 21 2007 - 18:23:42 MDT

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