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Weblogic Administration for Dummies

Learn Weblogic in 5 minutes

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Weblogic administration tips and shortcuts 


  • Thumb rule - Do it* at your own risk.
  • *it = Any Changes/Steps/Activities/Commands/DIY/Tutorials/Hacks that are mentioned in this blog or blog entries.
  • These steps/changes (it*) may not be supported by the respective products and/or companies, unless explicitly specified somewhere. Please check for yourself.
  • All these are for personal use, (tinkering / hacks). I don't claim any of these failproof.
  • Do take, backup of your systems i.e application, database, etc., before venturing into any changes.
    • Stop systems before any changes
    • Start systems after any changes

How to find the weblogic console url

  • Go to weblogic installed directory
  • Find setupinfo.txt

How to find t3 adminurl

  • Login to web console a.k.a Admin Console
  • Navigate to - AdminConsole->Server->Configuration->ListenPort
  • Enable and note down the port for use
  • The same info is available @ startscript.xml

How to find ports used by weblogic

  • Find file oms/install/portlist.ini
  • Find config.xml under your weblogic installation / server / domain folders

How to reset / change my weblogic console username , password

  • Find security/boot.properties
  • Stop WLS
  • modify boot.properties with plain text values
  • Start WLS

How to start stop (manage) admin , managed servers

  • Go to ./gc_inst/user_projects/domains/YourDomain/bin
  • Look at the list of files *.sh/.cmd/.bat (Executing these files with proper parameters will help you)
  • startWebLogic.sh, , stopWebLogic.sh, wlscontrol.sh, startManagedWebLogic.sh, stopManagedWebLogic.sh,  wlsifconfig.sh, setDomainEnv.sh,
  • Explore the below director too 
    • ./wlserver_10.3/common/bin/

How to pass java arguments to weblogic, How to debug weblogic

  • Find startup.properties for your domain/nodemanager
  • Stop WLS, modify as below, Start WLS.
  • Under "Arguments=", you can append JVM arguments
  • For debugging on port 4410
    • -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=4410
  • For enabling ADF logs
    • jbo.debugoutput=adflogger -Djbo.adflogger.level=FINE
  • For enabling / disabling production mode
    • weblogic.ProductionModeEnabled=true (or false)

How to use weblogic java commands via command line

  • wlserver_10.3/server/bin/setWLSEnv.sh
  • echo $PATH and $CLASSPATH
  • If the above returns empty / blank, set them manually (as echoed by setWLSEnv.sh)
  • Execute a sample command to check , if it works.,
    • java weblogic.version
    • java weblogic.Deployer

How to start WLST (Weblogic Scripting tool)

To get WLST prompt / shell, follow as mentioned below

  • Execute java weblogic.WLST (refer above on how to set path, classpath for this execution) OR
  • oracle_common/common/bin/wlst.sh or wlserver_10.3/common/bin/wlst.sh
  • Issue the below command on wlst shell to go online from offline
    • connect('weblogic','weblogicPassword','t3s://localhost:7102')
  • If you have any trust key store issues, set the property (as below) and try again ...
    • export WLST_PROPERTIES="-Dweblogic.security.TrustKeyStore=DemoTrust"

List of important weblogic configuration files

Take backups, before you edit any of them !

    • oms/install/setupinfo.txt
    • oms/install/portlist.ini
    • webloigc_folder/user_projects/domains/domainName/config/config.xml
    • security/boot.properties
    • adrs-instances.xml
    • emoms.properties
    • startscript.xml
    • tokenValue.properties
    • startup.properties
    • osb*.url file (other .url files ?)
    • *.prop file
    • Files that you may need to look into - in case of startup issues. 
      • *.lok file
      • *.bak file
      • *.state file
      • *.DAT file

How to set autodeploy for an javaEE applications (automatic deployment , refresh, update of javaEE applications)

Change weblogic from production to development mode .,to autodeploy/refresh javaEE archives.

  • Find setDomainEnv.sh
  • set PRODUCTION_MODE="false"
  • Find config.xml
  • Change <production-mode-enabled>false</production-mode-enabled>

After this.,

  • Once you bounce the server, On development mode a new 'autodeploy' folder is created,
  • Check and find YourDomain\autodeploy
  • copy your applications (folder - exploded war or archive - war/ear), under autodeploy folder
  • staging-mode in config.xml should be 'stage' for autodeployment, weblogic should automatically take care of this.
  • From now on, without bouncing - you get to deploy applications ! - just by copying your files.

How to clear cache

  • Go to
    • cd gc_inst/user_projects/domains/YourDomainName/servers/serverName/tmp
  • Remove
    • rm -rf gc_inst/user_projects/domains/YourDomainName/servers/serverName/tmp/*
  • Other than tmp, you can also remove - cache and logs folder

How to create a domain?

After installation of weblogic ., go to weblogic_home/common/bin (i.e like /Oracle/Middleware/wlserver_12.1/common/bin) and start config.sh. If you have set the display (in linux) - it would have started in gui mode. Now you can create a domain and with it -it will create all the necessary scripts to start /stop etc., 


Written by muthuveerappan

Sunday 05 May 2019 at 8:23 pm

Posted in Technology

Used tags: , ,

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