put your apache error log to debug and check what it says...
________________________________ From: Karthik Nanjangude <karthik.nanjang...@xius-bcgi.com> To: "users@httpd.apache.org" <users@httpd.apache.org> Sent: Fri, June 25, 2010 1:38:38 PM Subject: RE: [us...@httpd] Help required for Configuring Apache Web Server For High Availibility Hi Ø The 502 bad gateway error is Sorry for Hi-jacking up this Thread. I too have some similar Issues with JBOSS / Apache LB process I my case Apache is Displaying Bad Gateway [ http://wwww.application.com/aap1> ] But when the same page is being direct call [ http://application:8081/aap1 ] internal direct hit to JBOSS server displays the page properly Between 2 instance of JBOSS 4.2.1 and Apache 2.x we use mod_jk [ available from Apache Tomcat Connector Web site ] http://tomcat.apache.org/connectors-doc/news/20100101.html#1%20March%20-%20JK-1.2.30%20released with regards Karthik ________________________________ From:HERALD [mailto:herald.j...@avenues.info] Sent: Tuesday, June 22, 2010 6:57 PM To: users@httpd.apache.org Subject: RE: [us...@httpd] Help required for Configuring Apache Web Server For High Availibility Hi Thanks again, will check the logs for any errors and get back to you. Best Regards Herald Jose Ph: - 91 22 67425555 Ext :-( 906) From:alin vasile [mailto:alinachegal...@yahoo.com] Sent: Tuesday, June 22, 2010 6:09 PM To: users@httpd.apache.org Cc: aniruddha; an...@avenues.info; anup...@avenues.info; nandkumar.me...@avenues.info Subject: Re: [us...@httpd] Help required for Configuring Apache Web Server For High Availibility Clearly those exceptions appear in jboss. Check if you have a stacktrace associated and try to determine exactly which peer is involved when they appear. ________________________________ From:HERALD <herald.j...@avenues.info> To: users@httpd.apache.org Cc: aniruddha <aniruddha.r...@avenues.info>; an...@avenues.info; anup...@avenues.info; nandkumar.me...@avenues.info Sent: Tue, June 22, 2010 2:56:56 PM Subject: RE: [us...@httpd] Help required for Configuring Apache Web Server For High Availibility Hi Thanks Alin The 502 bad gateway error is followed by these error · java.net.SocketException: Connection reset · Blank request · java.net.SocketException: Unexpected end of file from server Due you think all these are due to Jboss server. Best Regards Herald Jose Ph: - 91 22 67425555 Ext :-( 906) From:alin vasile [mailto:alinachegal...@yahoo.com] Sent: Tuesday, June 22, 2010 5:08 PM To: users@httpd.apache.org Subject: Re: [us...@httpd] Help required for Configuring Apache Web Server For High Availibility This response suggest more that your jboss setup doesn't handle the load ________________________________ From:HERALD <herald.j...@avenues.info> To: users@httpd.apache.org Cc: aniruddha <aniruddha.r...@avenues.info>; an...@avenues.info; anup...@avenues.info; nandkumar.me...@avenues.info Sent: Tue, June 22, 2010 2:15:55 PM Subject: [us...@httpd] Help required for Configuring Apache Web Server For High Availibility Hi We are having issues configuring our servers for High Traffic. We receive 502 Bad gateway Error after a specified number of Hits, it persists for a while and then resumes normal operation after a while. We would appreciate any help and thanks in advance. Configuration Files would be shared if required. Module used : Apache 2.2.14 with mod_jk -- Jboss 4.2.3 Best Regards Herald Jose Ph: - 91 22 67425555 Ext :-( 906)
