Any found clue for this issue? We are also having similar issue with JBoss 4.2.3/Apache 2.2.9 and mod_proxy_ajp.
On JBoss side, ajp connections are hanging there. in netstat -an we saw AJP's tcp connections were in ESTABLISHED state and stay there forever. Can anyone give us clue, how to fix it? Guy Michael Biebl-2 wrote: > > Hi, > > first of all, I'd like to say hi, as I'm new to the list. > > I hope you can help me with the following problem I have. > I run a stock Debian lenny installation with apache 2.2.9 and tomcat > 6.0.18 > I'm using mod_proxy to forward the request to tomcat using ajp. The > apache vhost configuration looks like this: > > <VirtualHost *:80> > > ... > ProxyRequests Off > ProxyVia On > ProxyPass /t/ ajp://localhost:8009/barcooServer/t/ > ProxyPass /ws/ ajp://localhost:8009/barcooServer/ws/ > ProxyPass /reports/ ajp://localhost:8009/barcooServer/reports/ > ProxyPass / ajp://localhost:8009/barcooWebsite/ > ProxyPassReverse / ajp://localhost:8009/barcooWebsite/ > ProxyPassReverseCookiePath /barcooWebsite / > ... > > </VirtualHost> > > The apache mpm prefork modules is used with the following configuration. > <IfModule mpm_prefork_module> > StartServers 5 > MinSpareServers 5 > MaxSpareServers 10 > MaxClients 200 > MaxRequestsPerChild 0 > </IfModule> > > The tomcat ajp connector configuration is as simple as > <Connector port="8009" protocol="AJP/1.3" redirectPort="8443" /> > > > Now, when I get a lot of users access, the http connection via apache > slows down to a crawl > and I get a lot of the following messages in the kernel log: > > [2350915.113736] __ratelimit: 11 messages suppressed > [2350915.113742] TCPv6: Possible SYN flooding on port 8009. Dropping > request. > > apache and tomcat itself seem to be idling along, and the load is not > that high on the machine. > > Has anyone an idea what's going on there? > > Thanks in advance for your help, > Michael > > -- > Why is it that all of the instruments seeking intelligent life in the > universe are pointed away from Earth? > > --------------------------------------------------------------------- > To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org > For additional commands, e-mail: users-h...@tomcat.apache.org > > > -- View this message in context: http://www.nabble.com/problems-with-mod_proxy-%28apache-2.2.9%29-and-tomcat-ajp-connector--%286.0.18%29-tp23501257p23737358.html Sent from the Tomcat - User mailing list archive at Nabble.com. --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org For additional commands, e-mail: users-h...@tomcat.apache.org