Re: [squid-users] Squid3 extremely slow for some website cnn.com

From: Muhammed Shehata <m.shehata_at_tedata.net>
Date: Wed, 12 Dec 2012 09:08:32 +0200

Eliezer,
squid2 > centos 5.2 final
squid3 > centos 6.3 final

Mshehata
IT NS

On 12/11/2012 10:03 PM, Eliezer Croitoru wrote:
>
> What linux? RH ?
>
> On 12/11/2012 10:00 PM, Muhammad Shehata wrote:
>> Dear Eliezer,
>> Thanks for your replay But actually it is the same user behavior (me
>> only trying request cnn.com and waiting to get it on my browser )
>> using the same browser through the same squid proxy with the same
>> configuration and same network devices before and after them the only
>> difference is th squid version one is squid2.6stable20 and other is
>> squid3.2.4 which result the aborted of some urls contains java script
>>
>>
>> M Shehata
>> IT NS
>> ________________________________________
>> From: Eliezer Croitoru [eliezer_at_ngtech.co.il]
>> Sent: Tuesday, December 11, 2012 7:24 PM
>> To: squid-users_at_squid-cache.org
>> Subject: Re: [squid-users] Squid3 extremely slow for some website
>> cnn.com
>>
>> Hey Muhammad,
>>
>> I do understand your problem but the issue you are having is most likely
>> not due to any squid preferences.
>>
>> In most cases squid handles the request in the basic level of headers
>> and then pipe the request to the client directly(maybe using a buffer).
>> The only case which squid will inspect the content in a deeper level is
>> when using ESI.
>>
>> Since you are using it as a forward proxy I suppose it's disabled in
>> your setup.
>>
>> All the above takes you back to the lower level of networking
>> troubleshooting.
>>
>> The TCP_MISS_ABORTED is basically "the client aborted the request".
>> Try to be more informative on the tests you have done and what tweaks
>> have you tried to apply?
>> More about the setup etc..
>>
>> If by any way other systems on the way between your squid to the source
>> are doing nasty things to the traffic you will have troubles.
>>
>> If you want to look for the source of the problem use curl wget or other
>> tools.
>>
>> You will might want to tweak your refresh_pattern to match this specific
>> site.
>>
>> If you need more assistance then just plain mailing list I assume this
>> can also be done.
>>
>> Regards,
>> Eliezer
>>
>> On 12/11/2012 9:32 AM, Muhammad Shehata wrote:
>>> Dear Amos,Eliezer
>>>
>>> Could you help me in that, I found squid3 failed to get some
>>> Java script pages in some websites
>>> squid3 logs : TCP_MISS_ABORTED/000 0 GET
>>> http://cdn.optimizely.com/js/128727546.js
>>> squid3 logs :TCP_MISS/200 17298 GET
>>> http://cdn.optimizely.com/js/128727546.js - DIRECT/23.50.196.211
>>> text/javascript
>>>
>>>
>>> Is there any patch to solve such issue in squid3 and if there any
>>> configuration option to speed up the response time without affecting
>>> badly
>>>
>>> Mshehata
>>> IT NS
>>>
>>> Best regards,
>>>
>>> Muhammed Shehata
>>> IT Network Security Engineer
>>> TE Data
>>> Building A11- B90, 2nd floor
>>> Smart Village, Cairo, Alex Desert Road, 28 Km
>>> 6th of October 12577, Egypt
>>> T: +20 (2) 33 32 0700 | Ext: 1532
>>> F: +20 (2) 33 32 0800 | M:
>>> E: m.shehata_at_tedata.net
>>> www.tedata.net
>>>
>>>
>>
>> --
>> Eliezer Croitoru
>> https://www1.ngtech.co.il
>> sip:ngtech_at_sip2sip.info
>> IT consulting for Nonprofit organizations
>> eliezer <at> ngtech.co.il
>>
>
Received on Wed Dec 12 2012 - 07:08:59 MST

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