[squid-users] Squid returns a lot of ABORTED in access log and user navigation speed slows

[Andre Bolinhas]

Hi

I have disabled it, I just want to know if I re-enable it, it will help 
on to avoid this issue or increase performance.

Best regards

On 16/05/2024 06:46, Jonathan Lee wrote:
> I think they are default on if you look at references
>
>
>> On May 15, 2024, at 17:16, Andre Bolinhas 
>> <andre.bolinhas at articatech.com> wrote:
>>
>> Hi Alex
>> Thanks for your feedback, in this case enable 
>> client_persistent_connections and server_persistent_connections could 
>> help or is better to keep it disable?
>>
>> Best regards
>>
>> On 15/05/2024 19:24, Alex Rousskov wrote:
>>> On 2024-05-15 14:08, Andre Bolinhas wrote:
>>>
>>>> I'm not using pipeline_prefetch, because pipeline_prefetch breaks 
>>>> the NTLM/Kerberos authentication.
>>>
>>>
>>> Enabling pipeline_prefetch introduces other problems as well. There 
>>> might be some very special use cases that benefit from 
>>> pipeline_prefetch today, but, in general, that directive should not 
>>> be used (and the whole feature should be removed from Squid until it 
>>> is properly implemented).
>>>
>>> I cannot currently answer your primary questions on this thread. I 
>>> hope somebody else will guide you through this triage.
>>>
>>> Alex.
>>>
>>>
>>>> On 15/05/2024 18:15, Jonathan Lee wrote:
>>>>> Have you researched enabling pipeline_prefetch??
>>>>>
>>>>>> On May 14, 2024, at 17:56, Andre Bolinhas 
>>>>>> <andre.bolinhas at articatech.com> wrote:
>>>>>>
>>>>>> Hi
>>>>>>
>>>>>> Sometimes my users complains that the internet navigation thought 
>>>>>> Squid is very slow.
>>>>>>
>>>>>> After checking the access.log, I can see a lot of ABORTED 
>>>>>> messages like this
>>>>>>
>>>>>> 1715537802.589      2 10.103.12.94 NONE_NONE_ABORTED/200 0 
>>>>>> CONNECT api.telegram.org:443 - HIER_NONE/-:- - 
>>>>>> mac="00:00:00:00:00:00" accessrule:%20global_whitelist%0D%0A 
>>>>>> exterr="ERR_CLIENT_GONE|WITH_CLIENT"
>>>>>>
>>>>>> 1715537183.180  99993 172.16.31.205 TCP_MISS_ABORTED/000 0 POST 
>>>>>> http://pjcpd-dlpend01.hlbank.my/GECommunicationWS.asmx - 
>>>>>> HIER_NONE/-:- - mac="00:00:00:00:00:00" 
>>>>>> accessrule:%20global_whitelist%0D%0A 
>>>>>> exterr="ERR_CLIENT_GONE|WITH_CLIENT"
>>>>>>
>>>>>> I have imported the access.log into my ELK machine and I can see 
>>>>>> that during the time that the users complained about the slowness 
>>>>>> there is a huge spike of NONE_ABORTED messages.
>>>>>>
>>>>>> https://i.postimg.cc/6QR79GWk/6e727e86-de3d-4f3b-bd9e-04c04052ca2e.jpg 
>>>>>>
>>>>>>
>>>>>> Now my question is:
>>>>>> 1. What can cause this kind of issue? It's a squid server issue, 
>>>>>> network (firewall, switch, router, …), or client?
>>>>>> 2. Why the number of NONE_ABORTED requests is almost 4 time more 
>>>>>> than normal request?
>>>>>>
>>>>>> Best regards
>>>>>>
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>>>>>> https://lists.squid-cache.org/listinfo/squid-users
>>>>>
>>>>
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