jconsole

问题 I am trying to connect to a remote jboss instance running on a server. I am using the following connection URL service:jmx:remoting-jmx://90.214.64.170:9999 When i do this i get the following 2 errors in the console window After selecting insecure i am presented with this I have, prior to connecting via jconsole also gone to the bin directory of my jboss server and run ./jconsole.sh which outputs the following to the command line CLASSPATH /usr/bin/java/jdk1.8.0_11/lib/jconsole.jar:/usr/bin

问题 Several days ago connection to local java process via jconsole took several seconds, now when I run same app (JMeter), I cannot connect via jconsole: after selecting local process it "thinks" for about minute or two then writes Connection failed: Retry? . App itself works just as before, producing correct output etc. VisualVM connects eventually after several minutes. Short of restarting laptop, what can I do to get back option of connecting to monitor java VM via jconsole? What additional

问题 We are writing a java program which keeps a password in memory. Unfortunately, the user can easily use jconsole or jmap to create a heap dump file and open it to find the password. I think jconsole connects jvm using local sockets. I wanna know, is there any way to disable jmx even for local users? Is there any way to totally disable heap dumps? As the user have access to the memory segment, this is possible to access the password anyway. However, I wanna disable standards ways of doing that

问题 We are writing a java program which keeps a password in memory. Unfortunately, the user can easily use jconsole or jmap to create a heap dump file and open it to find the password. I think jconsole connects jvm using local sockets. I wanna know, is there any way to disable jmx even for local users? Is there any way to totally disable heap dumps? As the user have access to the memory segment, this is possible to access the password anyway. However, I wanna disable standards ways of doing that

问题 I have a tomcat application on the remote host and need to connect it by JConsole. Application starts with params: IP=`ifconfig eth0 | grep 'inet addr:' | cut -d ':' -f2 | cut -d ' ' -f1` -Dcom.sun.management.jmxremote -Djava.rmi.server.hostname=$IP -Dcom.sun.management.jmxremote.port=9999 -Dcom.sun.management.jmxremote.ssl=false -Dcom.sun.management.jmxremote.authenticate=false Port 9999 is open, IP value is valid, I checked it. I can access it by telnet ( telnet <my_host> <my_port> ).

问题 I am trying to run jconsole from my machine but I can't find the location of the .sh . I have tried finding it in different directories and setting JAVA_HOME to the jdk. $which java /usr/bin/java $java -version java version "1.7.0_51" OpenJDK Runtime Environment (rhel-2.4.4.1.el6_5-x86_64 u51-b02) OpenJDK 64-Bit Server VM (build 24.45-b08, mixed mode) $whereis java java: /usr/bin/java /etc/java /usr/lib/java /usr/share/java /usr/share/man/man1/java.1.gz I looked in /usr/lib/jvm and I found

问题 I am trying to run jconsole from my machine but I can't find the location of the .sh . I have tried finding it in different directories and setting JAVA_HOME to the jdk. $which java /usr/bin/java $java -version java version "1.7.0_51" OpenJDK Runtime Environment (rhel-2.4.4.1.el6_5-x86_64 u51-b02) OpenJDK 64-Bit Server VM (build 24.45-b08, mixed mode) $whereis java java: /usr/bin/java /etc/java /usr/lib/java /usr/share/java /usr/share/man/man1/java.1.gz I looked in /usr/lib/jvm and I found

问题 I try run jconsole with jar that contains my classes like: cd "C:\Program Files\Java\jdk1.6.0_26\bin" set console="C:\Program Files\Java\jdk1.6.0_26\lib\jconsole.jar" set tools="C:\Program Files\Java\jdk1.6.0_26\lib\tools.jar" set customjar="C:\custom.jar" jconsole -J-Djava.class.path=%console%:%tools%:%customjar% But nothing happens - jconsole doesn't start! Where to check what error happens? BTW simple jconsole - startds, all paths are checked and correct. Thanks. 回答1: As I remember you

问题 I'm trying to enable JMX in Elassandra 5.5.0.4 through cassandra-evn.sh file in order to connect to a Cassandra node, remotely , and get metrics and statistics. I'm trying to connect to JMX using JConsole . I have followed various tutorial from datastax and blogs without success. I tried with and without authentication but nothing worked. 回答1: Make sure the below parameters are set. The configuration enables JMX metrics remotely without any authentication. # add this if you're having trouble

问题 I am connecting to remote Unix system using putty and .ppk key file. Now i want to monitor this remote unix system using Jconsole. On remote system jmx port is enabled on 8080. I have its ip address ,jmx port ,username and .ppk file.How could i connect or remotely monitor using Jconsole? through putty i am connected to remote system using tunneling . 回答1: I assume the remote port 8080 cannot directly be connected to or you question would be mood, so: Having a "regular" terminal connection won