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From "Muhammad Faisal" <faisalu...@yahoo.com>
Subject Re: Too many errors in error.log with status 502
Date Fri, 18 Mar 2016 09:32:20 GMT
Hi Reindl,
Origin is not in our possession/control the ATS deployment is a forward 
caching only.


------ Original Message ------
From: "Reindl Harald" <h.reindl@thelounge.net>
To: users@trafficserver.apache.org
Sent: 3/18/2016 2:26:17 PM
Subject: Re: Too many errors in error.log with status 502

>
>
>Am 18.03.2016 um 06:57 schrieb Muhammad Faisal:
>>Any update on this?
>
>that smells like your nginx is refusing the connection
>
>what about read your backends log and if that not helps provide more 
>informations about your currecnt configuration?
>
>>------ Original Message ------
>>From: "Muhammad Faisal" <faisalusuf@yahoo.com 
>><mailto:faisalusuf@yahoo.com>>
>>To: "Users" <users@trafficserver.apache.org
>><mailto:users@trafficserver.apache.org>>
>>Sent: 3/17/2016 11:50:46 PM
>>Subject: Too many errors in error.log with status 502
>>>*Hi,*
>>>Today I have put further load on ATS on the fly (redirected port 80
>>>towards ATS box). The site running nginx caused the 502 error (in the
>>>squid logs) I tried the workaround of disabling keep_alive for
>>>sometime and restarting services which resolved the issue but now im
>>>seeing the following in the error.logs:
>>>*Error Log Output:*
>>>20160317.23h36m39s RESPONSE: sent CLIENT-IP status 502 (Connect Error
>>><Connection refused/111>) for 'http://download.foobar.com/1GB.zip'
>>>20160317.23h36m40s RESPONSE: sent CLIENT-IP status 502 (Connect Error
>>><Connection refused/111>) for 'http://download.foobar.com/1GB.zip'
>>>20160317.23h36m40s RESPONSE: sent CLIENT-IP status 502 (Connect Error
>>><Connection refused/111>) for 'http://download.foobar.com/1GB.zip'
>>>20160317.23h36m40s RESPONSE: sent CLIENT-IP status 502 (Connect Error
>>><Connection refused/111>) for 'http://download.foobar.com/1GB.zip'
>>>But I also see the following in Squid.blog: What does it mean?
>>>1458240093.649 900721 CLIENT-IP ERR_CLIENT_ABORT/206 48571718 GET
>>>http://download.foobar.com/1GB.zip- DIRECT/download.foobar.com
>>>application/zip
>>>1458240094.999 900623 CLIENT-IP ERR_CLIENT_ABORT/206 50252846 GET
>>>http://download.foobar.com/1GB.zip- DIRECT/download.foobar.com
>>>application/zip
>


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