Mark, When connecting to local jmx, connection is not over the network interface but through local Java process that you need to have access to. So I doubt that is Jakub's problem here.
I've had issues when jdks didn't match and when different users were used to start JVM process. On Apr 7, 2013 3:09 PM, "Mark Eggers" <its_toas...@yahoo.com> wrote: > On 4/7/2013 7:54 AM, Jakub 1983 wrote: > >> Neven, >> >> thx for your reply, >> >> so my question is why when I start my own main without passing >> -Dcom.sun.management.* properties I can connect to it with jconsole, >> but I cannot connect with jconsole to tomcat (although it is visible in >> jconsole) ? >> >> both my main, and tomcat, and jconsole are running on the same laptop. >> >> regards, >> Jakub >> >> >> >> >> On Sun, Apr 7, 2013 at 3:49 PM, Neven Cvetkovic >> <neven.cvetko...@gmail.com>**wrote: >> >> Jakub, >>> >>> "You don't have to" configure Tomcat with above settings to get JMX. You >>> are correct that JMX works out of the box. However, that works only >>> locally, above commands are for REMOTE JMX access. You are opening up a >>> jmx >>> port so external (not same machine) jconsole or jvirtualvm can access JMX >>> MBean server your Tomcat is running. Thus, if you want to connect to >>> remote >>> Tomcat instance, "you have to provide" JMX connection details, and that's >>> what we often do. >>> >>> The above settings are best configured in CATALINA_HOME/bin/setenv.bat or >>> setenv.sh script that you need to create. Even though this script doesn't >>> exist by default, startup script calls it if it is created by user. All >>> your customizations should be contained there. >>> >>> Hope that helps. Cheers! >>> On Apr 7, 2013 5:59 AM, "Jakub 1983" <jjaku...@gmail.com> wrote: >>> >>> why do I have to enable jmx with command >>>> >>>> *set CATALINA_OPTS=-Dcom.sun.**management.jmxremote \ >>>> -Dcom.sun.management.**jmxremote.port=%my.jmx.port% \ >>>> -Dcom.sun.management.**jmxremote.ssl=false \ >>>> -Dcom.sun.management.**jmxremote.authenticate=false* >>>> >>>> >>>> http://tomcat.apache.org/**tomcat-7.0-doc/monitoring.html<http://tomcat.apache.org/tomcat-7.0-doc/monitoring.html> >>>> >>>> even when I run it *under java 6* ? >>>> in java 6 jmx is active by default (it is active when I run my own >>>> main), >>>> I cannot see how it is disabled by default by tomcat start scripts, >>>> but when I run default startup, I cannot connect with jconsole, >>>> when I set CATALINA_OPTS as above, it works fine, >>>> but why doesn't it work without it ? >>>> >>>> regards >>>> Jakub >>>> >>>> >>> >> > Works for me . . . I just started my Tomcat 7.0.39 with Java 6 and a Java > 6 version of jconsole connects right up: > > Environment: > > OS: Windows 7 Home Premium 64 bit > JRE / JDK: 1.6.0_43 > Tomcat: 7.0.39 > > I have a setenv.bat with: > > set "JRE_HOME=C:\Program Files\Java\jre6" > > since my normal environment is JRE / JDK 7. > > Maybe your Windows firewall isn't configured to allow Java network > connections? However that wouldn't explain why it works when JMX is > configured. > > . . . . just my two cents. > /mde/ > > > ------------------------------**------------------------------**--------- > To unsubscribe, e-mail: > users-unsubscribe@tomcat.**apache.org<users-unsubscr...@tomcat.apache.org> > For additional commands, e-mail: users-h...@tomcat.apache.org > >
