Hello.
I found the solution - problem was in stickysession=jsessionid|JSESSIONID. When I switch value to stickysession=JSESSIONID|jsessionid the session affinity is OK.
Jarda
______________________________________________________________
> Od: "Jaroslav Fikker" <fikker@xxxxxxxx>
> Komu: <users@xxxxxxxxxxxxxxxx>, <users@xxxxxxxxxxxxxxxx>
> Datum: 27.09.2012 09:26
> Předmět: Re: Apache httpd + Tomcat - session affinity
>
>Hello Igor.
>
>Thank you very much for your tip. Unfortunately the behavior is the same with ProxyPassReverse statement. Do you have another recommendation?
>
>Jarda
>
>______________________________________________________________
>> Od: "Igor Cicimov" <icicimov@xxxxxxxxx>
>> Komu: <users@xxxxxxxxxxxxxxxx>
>> Datum: 24.09.2012 11:45
>> Předmět: Re: Apache httpd + Tomcat - session affinity
>>
>>Missing ProxyPassReverse statement?
>>
>>Igor Cicimov
>>Sent from my Android tablet
>>On Sep 21, 2012 3:30 PM, "Jaroslav Fikker" <fikker@xxxxxxxx> wrote:
>>
>>> Hello everybody,
>>>
>>> I encountered problem with session affinity in combination Apache httpd
>>> 2.2.21 and Tomcat 7.0.23.0. I have next directives in httpd.conf file:
>>>
>>> <Proxy balancer://PRED_CL01>
>>> BalancerMember ajp://smtt01:8023 route=PRED_TT01
>>> BalancerMember ajp://smtt02:8023 route=PRED_TT02
>>> </Proxy>
>>>
>>> ProxyPass /pred/ balancer://PRED_CL01/pred/ lbmethod=bytraffic
>>> maxattempts=1 stickysession=jsessionid|JSESSIONID nofailover=off
>>>
>>> And next directives in Tomcat server.xml file:
>>>
>>> <Engine name="PRED" defaultHost="localhost" jvmRoute="PRED_TT01">
>>> …
>>> <Connector allowTrace="false"
>>> backlog="16"
>>> connectionTimeout="30000"
>>> enableLookups="false"
>>> keepAliveTimeout="30000"
>>> maxPostSize="10485760"
>>> maxSavePostSize="4096"
>>> maxThreads="64"
>>> port="8023"
>>> protocol="AJP/1.3"
>>> proxyName="testportal "
>>> proxyPort="443"
>>> redirectPort="443"
>>> tcpNoDelay="true"
>>> tomcatAuthentication="false"
>>> URIEncoding="UTF-8"
>>> useIPVHosts="false">
>>> </Connector>
>>>
>>> A also configured this LogFormat for Apache httpd:
>>> LogFormat "%t %a %u %{jsessionid}C %{Set-Cookie}o
>>> %{BALANCER_SESSION_STICKY}e %{BALANCER_SESSION_ROUTE}e
>>> %{BALANCER_WORKER_ROUTE}e %{BALANCER_ROUTE_CHANGED}e %s %Tsec %r %Bbytes"
>>> access
>>>
>>> I can see in Apache httpd log file for example these rows:
>>>
>>> [21/Sep/2012:15:02:04 +0200] 10.217.116.41 -
>>> AA716816AFEAF58F93B552B3503B9D14.PRED_TT02
>>> JSESSIONID=7381C948FE38E0912A10B8FE8A3DF5EE.PRED_TT01; Path=/pred/; Secure;
>>> HttpOnly - - PRED_TT01 1 200 4sec GET /pred/ HTTP/1.1 13081bytes
>>> [21/Sep/2012:15:02:08 +0200] 10.217.116.41 -
>>> 7381C948FE38E0912A10B8FE8A3DF5EE.PRED_TT01 - - - PRED_TT02 1 200 0sec GET
>>> /pred/styles/application.css HTTP/1.1 7574bytes
>>>
>>> From these you can see that variables BALANCER_SESSION_STICKY and
>>> BALANCER_SESSION_ROUTE are empty. Result is that user requests migrate
>>> between two Tomcat servers (PRED_TT01 and PRED_TT02).
>>>
>>> Do you have anyone any idea where could be the cause of problem? Thank you
>>> very much in advance.
>>>
>>> Jarda F.
>>>
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>>>
>>
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