Hello,

This is with jenkins-2.401.2-1.1.noarch.rpm on a RH8. I'm in the need to
debug the start of Jenkins, but get only INFO messages. I'm using as
config:

# grep -- -D /usr/lib/systemd/system/jenkins.service
Environment="JAVA_OPTS=-Dlog4j.debug 
-Djava.util.logging.config.file=/var/lib/jenkins/logging.properties 
-Djava.awt.headless=true"

# cat /var/lib/jenkins/logging.properties
.level=TRACE
handlers=java.util.logging.ConsoleHandler

java.util.logging.ConsoleHandler.level=FINEST
java.util.logging.ConsoleHandler.formatter=java.util.logging.SimpleFormatter

The started Jenkins runs with the correct -D... flags:

# ps ax | grep java
2666762 ?        Ssl    0:27 /usr/bin/java -Dlog4j.debug 
-Djava.util.logging.config.file=/var/lib/jenkins/logging.properties 
-Djava.awt.headless=true -jar /usr/share/java/jenkins.war 
--webroot=/var/cache/jenkins/war --logfile=/var/log/jenkins/jenkins.log 
--httpPort=8080

But the file /var/log/jenkins/jenkins.log does not contain any DEBUG log
lines, only the lines shown below.

What I do wrong?

        matthias

Jul 25, 2023 2:53:35 PM winstone.Logger logInternal
INFO: Beginning extraction from war file
Jul 25, 2023 2:53:35 PM org.eclipse.jetty.server.handler.ContextHandler 
setContextPath
WARNING: Empty contextPath
Jul 25, 2023 2:53:35 PM org.eclipse.jetty.server.Server doStart
INFO: jetty-10.0.13; built: 2022-12-07T20:13:20.134Z; git: 
1c2636ea05c0ca8de1ffd6ca7f3a98ac084c766d; jvm 17.0.7+7-LTS
Jul 25, 2023 2:53:36 PM org.eclipse.jetty.webapp.StandardDescriptorProcessor 
visitServlet
INFO: NO JSP Support for /, did not find org.eclipse.jetty.jsp.JettyJspServlet
Jul 25, 2023 2:53:36 PM 
org.eclipse.jetty.server.session.DefaultSessionIdManager doStart
INFO: Session workerName=node0
Jul 25, 2023 2:53:36 PM hudson.WebAppMain contextInitialized
INFO: Jenkins home directory: /var/lib/jenkins found at: 
EnvVars.masterEnvVars.get("JENKINS_HOME")
Jul 25, 2023 2:53:36 PM org.eclipse.jetty.server.handler.ContextHandler doStart
INFO: Started w.@5ca17ab0{Jenkins 
v2.401.2,/,file:///var/cache/jenkins/war/,AVAILABLE}{/var/cache/jenkins/war}
Jul 25, 2023 2:53:36 PM org.eclipse.jetty.server.AbstractConnector doStart
INFO: Started ServerConnector@33b37288{HTTP/1.1, (http/1.1)}{0.0.0.0:8080}
Jul 25, 2023 2:53:36 PM org.eclipse.jetty.server.Server doStart
INFO: Started Server@6b1274d2{STARTING}[10.0.13,sto=0] @1686ms
Jul 25, 2023 2:53:36 PM winstone.Logger logInternal
INFO: Winstone Servlet Engine running: controlPort=disabled
Jul 25, 2023 2:53:37 PM jenkins.InitReactorRunner$1 onAttained
INFO: Started initialization
Jul 25, 2023 2:53:37 PM jenkins.InitReactorRunner$1 onAttained
INFO: Listed all plugins
Jul 25, 2023 2:53:38 PM jenkins.InitReactorRunner$1 onAttained
INFO: Prepared all plugins
Jul 25, 2023 2:53:38 PM jenkins.InitReactorRunner$1 onAttained
INFO: Started all plugins
Jul 25, 2023 2:53:38 PM jenkins.InitReactorRunner$1 onAttained
INFO: Augmented all extensions
Jul 25, 2023 2:53:38 PM jenkins.InitReactorRunner$1 onAttained
INFO: System config loaded
Jul 25, 2023 2:53:38 PM jenkins.InitReactorRunner$1 onAttained
INFO: System config adapted
Jul 25, 2023 2:53:38 PM jenkins.InitReactorRunner$1 onAttained
INFO: Loaded all jobs
Jul 25, 2023 2:53:38 PM jenkins.InitReactorRunner$1 onAttained
INFO: Configuration for all jobs updated
Jul 25, 2023 2:53:38 PM jenkins.install.SetupWizard init
INFO: 

*************************************************************
*************************************************************
*************************************************************

Jenkins initial setup is required. An admin user has been created and a 
password generated.
Please use the following password to proceed to installation:

74565d94443f4ed08790bf86da7953fd

This may also be found at: /var/lib/jenkins/secrets/initialAdminPassword

*************************************************************
*************************************************************
*************************************************************

Jul 25, 2023 2:53:51 PM jenkins.InitReactorRunner$1 onAttained
INFO: Completed initialization
Jul 25, 2023 2:53:51 PM hudson.lifecycle.Lifecycle onReady
INFO: Jenkins is fully up and running



-- 
Matthias Apitz, ✉ g...@unixarea.de, http://www.unixarea.de/ +49-176-38902045
Public GnuPG key: http://www.unixarea.de/key.pub

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