Re: [squid-users] Tuning Squid for large user base

Henrik, again I am (and always) impressed by your ability to provide
good and accurate support for Squid. I applaud your efforts. Thank
you! Btw, what else do you do?

Peter Smith

Henrik Nordstrom wrote:

>On Fri, 5 Mar 2004, Peter Smith wrote:
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>>Another thing that might be driving up the # of file desc usage is the
>>"half_closed_clients off" you have. On my squids I run with this as in
>>the default config, "on".
>>
>>
>
>Setting "half_closed_clients off" considerably reduses the filedescriptor
>usage by Squid.
>
>Leaving it in the default "on" setting may cause excessively high
>filedescriptor usage if a lot of clients non-responsive sites etc.
>
>
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>>Also, on my systems we are running named instead of using squid's fqdn
>>cache, this may help things out a bit--ymmv..
>>
>>
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>Having a DNS server nearby defenitely helps. There is not a big difference
>in having the DNS server on the LAN or on the Squid server itself.
>
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>>I notice you have a "redirect_children 30"--are you running a
>>redirector? This can significantly alter your numbers.
>>
>>
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>Indeed. How much depends on the redirector used.
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>>I'll give you my settings. Again I am very conservative on the
>>"cache_dir" size as I think this will eat up quite a bit of RAM to keep
>>in-memory-indices.
>>
>>
>
>The guideline for memory usage found in the Squid FAQ chapter on memory
>usage is quite good.
>
>Regards
>Henrik
>
>
Received on Mon Mar 08 2004 - 12:35:25 MST