Hi,

Yes, the port 40593 is the ajp connector port. The http connector listens on 
port 40592, and we're not using that in workers.properties.

Regards
Siraj M

>What tomcat connector is using port 40593? Since you can connect to it
>from a browser it sounds like HTTP.  Apache/mod_jk needs to connect to
>an ajp tomcat connector.
>
>
>--
>Ian.
>
>
>On Tue, Jan 13, 2009 at 12:27 AM, Mohamed Rafi Sirajuddeen
><sirajudd...@me.com> wrote:
>> Hi,
>>
>> I have Apache 2.2 installed (on Unix), and I am using mod_jk for load 
>> balancing between application server instances.
>>
>> I have configured httpd_VHostSSL.conf to redirect requests which come to the 
>> webserver. Additionally, using mod_jk and workers.properties, I am load 
>> balancing the requests between the application servers.
>>
>> When I start the apache servers, they get started successfully w/o any 
>> issues, But when I connect to the application from the browser, the mod_jk 
>> logs show that the webserver is unable to connect to the app-server 
>> instance. Following is the error message I am getting from logs:
>>
>> [Tue Jan 13 00:19:40 2009] [69898:0000] [debug] jk_open_socket::jk_connect.c 
>> (335): socket TCP_NODELAY set to On
>> [Tue Jan 13 00:19:40 2009] [69898:0000] [debug] jk_open_socket::jk_connect.c 
>> (433): trying to connect socket 9 to xx.xx.xx.xx:40593
>> [Tue Jan 13 00:19:40 2009] [69898:0000] [debug] jk_open_socket::jk_connect.c 
>> (459): socket 9 connected to xx.xx.xx.xx:40593
>> [Tue Jan 13 00:19:40 2009] [69898:0000] [debug] 
>> ajp_connect_to_endpoint::jk_ajp_common.c (850): Connected socket 9 to 
>> (xx.xx.xx.xx:40593)
>> [Tue Jan 13 00:19:40 2009] [69898:0000] [debug] 
>> ajp_connection_tcp_send_message::jk_ajp_common.c (896): sending to ajp13 
>> pos=4 len=5 max=16
>> [Tue Jan 13 00:19:40 2009] [69898:0000] [debug] 
>> ajp_connection_tcp_send_message::jk_ajp_common.c (896): 0000    12 34 00 01 
>> 0A 00 00 00 00 00 00 00 00 00 00 00  - .4..............
>> [Tue Jan 13 00:20:00 2009] [69898:0000] [info]  
>> ajp_handle_cping_cpong::jk_ajp_common.c (810): timeout in reply pong
>> [Tue Jan 13 00:20:00 2009] [69898:0000] [info]  
>> ajp_send_request::jk_ajp_common.c (1273): (node2) error connecting to the 
>> backend server (errno=60)
>> [Tue Jan 13 00:20:00 2009] [69898:0000] [info]  ajp_service::jk_ajp_common.c 
>> (1941): (node2) sending request to tomcat failed,  recoverable operation 
>> attempt=2
>> [Tue Jan 13 00:20:00 2009] [69898:0000] [error] ajp_service::jk_ajp_common.c 
>> (1953): (node2) Connecting to tomcat failed. Tomcat is probably not started 
>> or is listening on the wrong port
>> [Tue Jan 13 00:20:00 2009] [69898:0000] [debug] ajp_done::jk_ajp_common.c 
>> (2286): recycling connection pool slot=0 for worker node2
>>
>> However, I am able to telnet to the IP:port from the command prompt, and 
>> also able to directly connect to the tomcat instance from the browser 
>> (http://xx.xx.xx.xx:40593)
>>
>> Also, when the webserver logs say request timeout, I check the tomcat logs 
>> during the same duration, I dont even check the requests hitting the tomcat 
>> server. Both the apache server and tomcat server are in the same subnet, and 
>> hence there is no issue of ACLs etc..
>>
>> Any help would be greatly appreciated.
>>
>> Regards
>> Siraj M
>>
>>
>>
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