jenkins notes

installing jenkins
   how-to-install-jenkins-on-ubuntu-18-04
changing jenkins port
   how-to-change-port-for-jenkins
   /etc/default/jenkins has port number.  Also change it in the URL  settings for programs which
   want to access jenkins for whatever reason. 
shutting down jenkins
    http://jenkins-server/exit
jenkins general admin
   Administering+Jenkins
starting jenkins
   Starting+and+Accessing+Jenkins

default password 

https://stackoverflow.com/questions/15227305/what-is-the-default-jenkins-password

 

Disable from start on boot

On Ubuntu 24, maybe earlier Jenkins is under snap  

Use 

snap disable jenkins

will have to be manually started if disabled. 

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