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Procedure C.1. Uninstalling System Engine.  WARNING: This procedure will erase httpd, tomcat6, mongodb, postgres and all ruby packages on your system.  If you are using this system for purposes other than System Engine you may need to change the below removal procedure to ensure you are not removing required packages and data.

    Shutdown all CloudForms System Engine services:

    # katello-service stop
    # kill -9 `ps -aef | grep katello | grep -v grep | awk '{print $2}'`
    # kill -9 `ps -aef | grep delayed_job | grep -v grep | awk '{print $2}'`

    Uninstall CloudForms System Engine packages:

    # yum erase -y `rpm -qa | grep candlepin` `rpm -qa | grep katello` `rpm -qa | grep ^pulp` `rpm -qa | grep mongo` `rpm -qa | grep postgre` `rpm -qa | grep httpd` `rpm -qa | grep ^mod_` puppet tomcat6 `rpm -qa | grep ^rubygem` ruby rubygems elasticsearch

    Delete configuration and data files:

    # rm -rf /etc/pulp/ /etc/candlepin/ /etc/katello/ /usr/share/katello/ /var/lib/puppet/ /var/lib/pgsql/ /var/lib/mongodb/ /var/lib/katello/ /var/lib/pulp/ /etc/httpd/ /etc/tomcat6/ /etc/elasticsearch /var/lib/elasticsearch /usr/share/pulp /var/lib/candlepin

    Delete log files:

    # rm -rf /var/log/katello/ /var/log/tomcat6/ /var/log/pulp/ /var/log/candlepin/ /var/log/httpd/ /var/log/mongodb/

    Delete CloudForms System Engine certificate files:

    # rm -rf /etc/pki/pulp/ /etc/pki/content/* /etc/pki/katello /root/ssl-build