Re: [squid-users] Best Configuration for sibling peer

From: Kris <christian_at_wanxp.com>
Date: Thu, 17 Dec 2009 08:36:35 +0700

Chris Robertson wrote:
> Kris wrote:
>> Dear All,
>>
>> i have 4 proxy server with about 1000 request per second average , i
>> have extra free nic in every server and i connected that 4 proxy to 1
>> switch and give them 1 network ip. i set 4 proxy as SIBLING each
>> other. after few days i got problem like.
>>
>> 1. weird error log (sometimes)
>>
>> 2009/12/16 09:48:25| storeClientReadHeader: no URL!
>> 2009/12/16 09:48:25| storeClientReadHeader: no URL!
>> 2009/12/16 09:48:25| storeClientReadHeader: no URL!
>> 2009/12/16 09:48:28| storeClientReadHeader: no URL!
>> 2009/12/16 09:48:29| storeClientReadHeader: no URL!
>>
>> 2. TCP Connection Failed
>>
>> 2009/12/16 09:45:15| TCP connection to 10.10.10.10 (10.10.10.10:3128)
>> failed
>> 2009/12/16 09:45:22| TCP connection to 10.10.10.11 (10.10.10.11:3128)
>> failed
>> 2009/12/16 09:45:22| TCP connection to 10.10.10.11 (10.10.10.11:3128)
>> failed
>> 2009/12/16 09:45:28| TCP connection to 10.10.10.13 (10.10.10.13:3128)
>> failed
>> 2009/12/16 09:45:36| TCP connection to 10.10.10.12 (10.10.10.12:3128)
>> failed
>>
>> 3. sometimes it become hard to browse , but it going normal after i
>> disabled all SIBLING, if i enabled it will slow again.
>>
>> my file descriptor already 65535
>>
>> my peer config
>> # cache_peer 10.10.10.10 sibling 3128 3130 no-netdb-exchange
>> no-digest no-delay round-robin proxy-only
>> cache_peer 10.10.10.11 sibling 3128 3130 no-netdb-exchange no-digest
>> no-delay round-robin proxy-only
>> cache_peer 10.10.10.12 sibling 3128 3130 no-netdb-exchange no-digest
>> no-delay round-robin proxy-only
>> cache_peer 10.10.10.13 sibling 3128 3130 no-netdb-exchange no-digest
>> no-delay round-robin proxy-only
>>
>> any suggestion what best configuration for sibling peer ?
>
> I don't think that round-robin makes much sense with sibling
> selection. Either the a sibling has the object (and we grab the
> object from it) or it doesn't (and we grab the object directly).
>
> For myself, I use a line like...
>
> cache_peer proxypool-2.my.domain sibling 8080 3130 no-digest
>
> Chris
>
>
did you ever get message like " TCP Connection Failed" ? just curious
why i always got that message , peer connection use same network in same
switch.
Received on Thu Dec 17 2009 - 01:36:59 MST

This archive was generated by hypermail 2.2.0 : Thu Dec 17 2009 - 12:00:02 MST