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Re: Problems with squid 3.1 to 3.3 upgrade

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On 8/19/19 1:58 PM, Tom Karches wrote:

> It looks like connections are going out but not coming back :
> 
> 2019/08/19 13:17:38.576 kid1| 33,2| client_side.cc(817) swanSong:
> local=152.7.114.135:3128 remote=10.50.54.22:57230 flags=1
> 2019/08/19 13:17:52.050 kid1| 33,2| client_side.cc(817) swanSong:
> local=152.7.114.135:3128 remote=10.50.54.21:48557 flags=1
...
> 2019/08/19 13:18:08.725 kid1| 33,2| client_side.cc(817) swanSong:
> local=152.7.114.135:3128 remote=10.50.54.22:57426 flags=12

> Do you see anything else relevant in here?

No, I do not. These cache.log records are normal/benign AFAICT. See my
earlier warning about using non-default cache.log debugging in your
specific case.

Alex.


> On Sat, Aug 10, 2019 at 1:57 PM Alex Rousskov wrote:
> 
>     On 8/9/19 4:32 PM, Tom Karches wrote:
>     > Right now my debug is set to ALL,1 33,2. Is there a better set of
>     > options to provide me more visibility of what might be wrong?
> 
>     In theory, yes: You can increase verbosity levels to see exactly what is
>     going on. However, most people get lost in the debugging noise. FWIW, I
>     do not recommend using cache.log above ALL,1 (the default) for triaging
>     connectivity problems like yours by Squid newbies like you. Most likely,
>     the connectivity problem is outside Squid and can be seen/reproduced
>     outside Squid.
> 
>     I would use Wireshark, tcpdump, or a similar packet-level tool to figure
>     out where Squid is trying to connect and from what address Squid is
>     trying to connect. If you are not familiar with those basic tools, any
>     capable local sysadmin can help you get started -- no Squid knowledge is
>     needed!
> 
>     Alex.
>     _______________________________________________
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> 
> 
> 
> -- 
> Thomas Karches
> NCSU OIT CSI - Systems Specialist
> M.E Student - Technology Education
> Hillsborough 319 / 919.515.5508
> 
> 
> 
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> 

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