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From André Warnier (tomcat) ...@ice-sa.com>
Subject Re: CLOSE_WAIT between Application (Tomcat) and Apache HTTPD
Date Thu, 11 May 2017 13:36:48 GMT
On 11.05.2017 15:30, Adhavan Mathiyalagan wrote:
> Hi Chris,
>
> The connections in the CLOSE_WAIT are owned by the Application /Tomcat
> process.

Can you provide an example output of the "netstat" command that shows such connections ? 
(not all, just some)
(copy and paste it right here)
->

>
> Regards,
> Adhavan.M
>
> On Thu, May 11, 2017 at 6:53 PM, Christopher Schultz <
> chris@christopherschultz.net> wrote:
>
>> -----BEGIN PGP SIGNED MESSAGE-----
>> Hash: SHA256
>>
>> Adhavan,
>>
>> On 5/10/17 12:32 PM, Adhavan Mathiyalagan wrote:
>>> Team,
>>>
>>> Tomcat version : 8.0.18
>>>
>>> Apache HTTPD version : 2.2
>>>
>>>
>>> There are lot of CLOSE_WAIT connections being created at the
>>> Application(tomcat)  ,when the traffic is routed through the Apache
>>>   HTTPD load balancer to the Application running over tomcat
>>> container. This leads to slowness of the port where the
>>> Application is running and eventually the application is not
>>> accessible through that particular PORT.
>>
>> Please clarify: are the connections in the CLOSE_WAIT state owned by the
>> httpd process or the Tomcat process?
>>
>>> In case of the traffic directly reaching the Application PORT
>>> without HTTPD (Load balancer) there is no CLOSE_WAIT connections
>>> created and application can handle the load seamlessly.
>>
>> - -chris
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>> Comment: GPGTools - http://gpgtools.org
>> Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/
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>> =nMBw
>> -----END PGP SIGNATURE-----
>>
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>


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