Re: [squid-users] Squid stops answering requests..

From: Marc Schmidt <m_schmit@dont-contact.us>
Date: Wed, 12 Feb 2003 15:53:35 +0100

hihi :-),

sorry, it's probably my fault.

again:
all i need are some good - already tested - values for a bunch of
configuration parameters of the
squid.conf, so that squid will not stop working when i run 20
simultanous clients against it.
this can't be too difficult???

thanks marc

Marc Elsen wrote:

>Marc Schmidt wrote:
>
>
>>thanx for the fast reply! .-)
>>
>>the version is 2.4 stable 7
>>
>>the access.log reports round about 500 up to 1000 requests than it
>>hangs.
>>
>>there is nothing reported in the cache.log
>>
>>actually i did set up a few things in the squid.conf. http_port and a
>>few other
>>things are among these changes as well, but i have not changed
>>anything in terms
>>of object sizes. squid is configured to not cache anything
>>( acl all src 0/0
>> no_cache deny all
>>)
>>in the no_cache section. that is the only important thing to mention.
>>
>>one thing i have encountered after inspecting the log files from
>>apache. (the requested url)
>>long time after squid stopped working there are a couple of requests
>>appearing
>>in the access.log from apache:
>>
>>"IP-blablabla" - - [12/Feb/2003:13:37:01 +0100] "-" 408 -
>>"IP-blablabla" - - [12/Feb/2003:13:37:01 +0100] "-" 408 -
>>"IP-blablabla" - - [12/Feb/2003:13:37:01 +0100] "-" 408 -
>>"IP-blablabla" - - [12/Feb/2003:13:37:01 +0100] "-" 408 -
>>"IP-blablabla" - - [12/Feb/2003:13:37:01 +0100] "-" 408 -
>>
>>this means squid did open a socket but didn't send a request, right?
>>that's why there is
>>a 408 (timeout).
>>
>>
>
> All of this I don't understand completely (my fault , probably :-).
> Are you testing an accelerator setup ?
>
> M.
>
>
>
>>ok, but this doesn't help me. i need a hook from somebody where to
>>start reconfiguring
>>the proxy
>>
>>cheers marc
>>
>>Marc Elsen wrote:
>>
>>
>>
>>>Marc Schmidt wrote:
>>>
>>>
>>>
>>>
>>>>hi all,
>>>>
>>>>after writing and starting a little performance test client and
>>>>running
>>>>it against squid,
>>>>the poor little fish stops doing what he is supposed to do:
>>>>serving the
>>>>requests.
>>>>
>>>>the setting is something like this:
>>>>the test client is written in java (using jdk1.4.0)
>>>>there are 20 threads (each simulating a web client)
>>>>each thread requests 50 times the same url
>>>>the os is linux suse 7.3
>>>>the squid configuration is the one that gets shipped (standard
>>>>squid.conf)
>>>>
>>>>when using 20 threads with 10 iterations per thread everything is
>>>>fine.
>>>>
>>>>so, for my five pens this is more or less a configuration issue.
>>>>isn't it?
>>>>
>>>>anybody out there with a proper squid.conf file that is prepared
>>>>to
>>>>startup squid in
>>>>a high performance mode? or does anybody know what conf parameters
>>>>to screw?
>>>>
>>>>help's appreciated
>>>>
>>>>cheers marc
>>>>
>>>>
>>>>
>>>>
>>> Which version of squid are you testing ?
>>>
>>> What's in access.log during the problem test window ?
>>>
>>> More important : anything in cache.log ,during the problem phase ?
>>>
>>> There is no high performance mode squid.conf so to speak, because
>>> squid is always high performant...
>>>
>>> A standard squid.conf as shipped can not work I think,
>>> at least a listening port for requests must be specified.
>>>
>>> What about cache sizes used etc ?
>>>
>>>
>>>
>>> M.
>>>
>>>
>>>
>>>
>>>
>
>
>
Received on Wed Feb 12 2003 - 07:53:55 MST

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