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From Adhavan Mathiyalagan <adhav....@gmail.com>
Subject Re: CLOSE_WAIT between Application (Tomcat) and Apache HTTPD
Date Thu, 11 May 2017 15:32:12 GMT
Hi,

8030 is the port where the application is running.

Regards,
Adhavan.M

On Thu, May 11, 2017 at 8:53 PM, André Warnier (tomcat) <aw@ice-sa.com>
wrote:

> On 11.05.2017 16:57, Adhavan Mathiyalagan wrote:
>
>> Hi Chris,
>>
>> *Tomcat Configuration*
>>
>> HTTP/1.1  and APR
>>
>> <Connector port="${HTTP_PORT}" protocol="HTTP/1.1"
>>
>>                 connectionTimeout="20000"
>>
>>                 redirectPort="8443"  maxHttpHeaderSize="8192" />
>>
>>
>> <WatchedResource>${catalina.base}/conf/web.xml</WatchedResource>
>>
>>      <Manager pathname=""
>> className="org.apache.catalina.session.StandardManager"
>> maxActiveSessions="400"/>
>>      <!--
>>      <Manager pathname="" />
>>      -->
>>
>>
>> *HTTPD Configuration*
>>
>>
>>
>> ServerTokens OS
>> ServerRoot "/etc/httpd"
>>
>> PidFile run/httpd.pid
>>
>> Timeout 60
>> KeepAlive Off
>> MaxKeepAliveRequests 100
>> KeepAliveTimeout 15
>> <IfModule prefork.c>
>> StartServers    256
>> MinSpareServers    100
>> MaxSpareServers    500
>> ServerLimit    2000
>> MaxClients    2000
>> MaxRequestsPerChild  4000
>> </IfModule>
>>
>> <IfModule worker.c>
>> StartServers         4
>> MaxClients         300
>> MinSpareThreads     25
>> MaxSpareThreads     75
>> ThreadsPerChild     25
>> MaxRequestsPerChild  0
>> </IfModule>
>>
>>
>>
>> ServerName *
>> Timeout 300
>> ProxyPreserveHost On
>> ProxyRequests Off
>> <Proxy balancer://wsiservices>
>> BalancerMember http://dl360x3799:8011/admx_ecms/view/services retry=60
>> status=+H route=dl360x3799.8011
>> BalancerMember http://dl360x3799:8012/admx_ecms/view/services retry=60
>> status=+H route=dl360x3799.8012
>> ProxySet stickysession=JSESSIONID
>> ProxySet lbmethod=byrequests
>> </Proxy>
>> ProxyPass /custcare_cmax/view/services balancer://wsiservices
>> ProxyPassReverse /custcare_cmax/view/services balancer://wsiservices
>> ProxyPass /admx_ecms/view/services balancer://wsiservices
>> ProxyPassReverse /admx_ecms/view/services balancer://wsiservices
>> <Proxy balancer://wsiinstances>
>> BalancerMember http://dl360x3806:8035/custcare_cmax/services/ws_cma3
>> retry=60  route=dl360x3806.8035
>> BalancerMember http://dl360x3806:8036/custcare_cmax/services/ws_cma3
>> retry=60  route=dl360x3806.8036
>> ProxySet stickysession=JSESSIONID
>> ProxySet lbmethod=byrequests
>> </Proxy>
>> ProxyPass /custcare_cmax/services/ws_cma3 balancer://wsiinstances
>> ProxyPassReverse /custcare_cmax/services/ws_cma3 balancer://wsiinstances
>> ProxyPass /admx_ecms/services/ws_cma3 balancer://wsiinstances
>> ProxyPassReverse /admx_ecms/services/ws_cma3 balancer://wsiinstances
>> <Proxy balancer://admxcluster>
>> BalancerMember http://dl360x3799:8011/admx_ecms retry=60 status=+H
>> route=dl360x3799.8011
>> BalancerMember http://dl360x3799:8012/admx_ecms retry=60 status=+H
>> route=dl360x3799.8012
>> ProxySet stickysession=JSESSIONID
>> ProxySet lbmethod=byrequests
>> </Proxy>
>> ProxyPass /admx_ecms balancer://admxcluster
>> ProxyPassReverse /admx_ecms balancer://admxcluster
>> <Proxy balancer://cmaxcluster>
>> BalancerMember http://dl360x3799:8021/custcare_cmax retry=60 status=+H
>> route=dl360x3799.8021
>> BalancerMember http://dl360x3799:8022/custcare_cmax retry=60 status=+H
>> route=dl360x3799.8022
>> BalancerMember http://dl360x3806:8035/custcare_cmax retry=60
>> route=dl360x3806.8035
>> BalancerMember http://dl360x3806:8036/custcare_cmax retry=60
>> route=dl360x3806.8036
>> ProxySet stickysession=JSESSIONID
>> ProxySet lbmethod=byrequests
>> </Proxy>
>> ProxyPass /custcare_cmax balancer://cmaxcluster
>> ProxyPassReverse /custcare_cmax balancer://cmaxcluster
>> <Proxy balancer://mxcluster>
>> BalancerMember http://dl360x3805:8089/mx route=dl360x3806.8089
>> ProxySet stickysession=JSESSIONID
>> ProxySet lbmethod=byrequests
>> </Proxy>
>> ProxyPass /mx balancer://mxcluster
>> ProxyPassReverse /mx balancer://mxcluster
>> <Location /ecmsbm>
>> SetHandler balancer-manager
>> </Location>
>> <Location /ecms-server-status>
>> SetHandler server-status
>> </Location>
>> ExtendedStatus On
>> TraceEnable Off
>> SetEnv force-proxy-request-1.0 1
>> SetEnv proxy-nokeepalive 1
>>
>>
>>
> Hi.
> Your netstat screenshot showed the CLOSE_WAIT connections on port 8030,
> like :
>
> tcp      509      0 ::ffff:10.61.137.49:8030    ::ffff:10.61.137.47:60903
> CLOSE_WAIT
>
> But I do not see any mention of port 8030 in your configs above. So what
> is listening there ?
> ("netstat --tcp -aopn" would show this)
>
>
>
> On Thu, May 11, 2017 at 7:20 PM, Christopher Schultz <
>> chris@christopherschultz.net> wrote:
>>
>> -----BEGIN PGP SIGNED MESSAGE-----
>>> Hash: SHA256
>>>
>>> Adhavan,
>>>
>>> On 5/11/17 9:30 AM, Adhavan Mathiyalagan wrote:
>>>
>>>> The connections in the CLOSE_WAIT are owned by the Application
>>>> /Tomcat process.
>>>>
>>>
>>> Okay. Can you please post your configuration on both httpd and Tomcat
>>> sides? If it's not clear from your configuration, please tell us which
>>> type of connector you are using (e.g. AJP/HTTP and BIO/NIO/APR).
>>>
>>> - -chris
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>>>
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>>>
>>
>
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