Ok, will try to search after the relevant attributes in jconsole, for the mean time I ran ab against a load balancer connected to 3 Tomcat on 3 different boxes and the scenario repeated it self:
[ad...@ltse1 ~]$ ab -n 20000 -k -c 1500 " http://lbmachine/scale/ctx1?cc=123456"; This is ApacheBench, Version 2.0.40-dev <$Revision: 1.146 $> apache-2.0 Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/ Copyright 2006 The Apache Software Foundation, http://www.apache.org/ Benchmarking *lbmachine* (be patient) Completed 2000 requests Completed 4000 requests Completed 6000 requests apr_socket_recv: Connection reset by peer (104) Total of 6576 requests completed On Tue, Feb 3, 2009 at 3:48 PM, Mark Thomas <ma...@apache.org> wrote: > Barak Yaish wrote: > > How can I determine that? I haven't seen any exception in catalina.out > > Monitor the current thread usage (eg with LambdaProbe, JMC console, manager > app) > > > regarding out of threads... > > There is a proposal to log a message when this happens but with current > versions > you won't see anything in the logs. > > Mark > > > > > On Tue, Feb 3, 2009 at 6:35 AM, Mark Thomas <ma...@apache.org> wrote: > > > >> Barak Yaish wrote: > >> > >>> I've records the traffic using Wireshark (http://www.wireshark.org), > and > >>> I've noticed that Tomcat send TCP Reset to the client, before it writes > >> the > >>> reponse to the stream. > >>> > >>> Can you please assist understanding this behavior and tuning Tomcat in > >> order > >>> to avoid these problems? > >> Did you run out of threads and fill the accept queue? > >> > >> Mark > >> > >> > >> > >> --------------------------------------------------------------------- > >> To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org > >> For additional commands, e-mail: users-h...@tomcat.apache.org > >> > >> > > > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org > For additional commands, e-mail: users-h...@tomcat.apache.org > >
