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Download skywalking agent release version

• Go to release page

Deploy skywalking javaagent

1. Copy the agent package to anywhere you like. The logs, plugins and config are all included in the package.
2. Add -javaagent:/path/to/skywalking-agent/skywalking-agent.jar to VM argument.

New agent package looks like this：

+-- skywalking-agent
    +-- activations
         apm-toolkit-log4j-1.x-activation.jar
         apm-toolkit-log4j-2.x-activation.jar
         apm-toolkit-logback-1.x-activation.jar
         ...
    +-- config
         agent.config  
    +-- plugins
         apm-dubbo-plugin.jar
         apm-feign-default-http-9.x.jar
         apm-httpClient-4.x-plugin.jar
         .....
    skywalking-agent.jar

• Start your application。

Advanced features

• All plugins are in /plugin folder. The plugin jar is active when it is in there. Remove the plugin jar, it disabled.
• Besides set config through /config/agent.config, you can use System.Env and System.Properties(-D) to set config.
  • Key of env and properties = skywalking. + key in agent.config file
  • Priority: System.Env > System.Properties(-D) > /config/agent.config
• The default logging output folder is /log.

Deploy agent in Tomcat FAQ

• Tomcat 7 Change the first line of tomcat/bin/catalina.sh.

CATALINA_OPTS="$CATALINA_OPTS -javaagent:/path/to/skywalking-agent/skywalking-agent.jar"; export CATALINA_OPTS

• Tomcat 8 Change the first line of tomcat/bin/catalina.sh.

set "CATALINA_OPTS=... -javaagent:E:\apache-tomcat-8.5.20\skywalking-agent\skywalking-agent.jar -Dconfig=\skywalking\config\dir"