On 4/1/2010 12:32 PM, Yungwei Chen wrote: > Hi, > > As the number of hosts increases, it's getting harder to keep track of > what packages have been installed on each host using yum or rpm. > > So I am wondering if there's an existing application that helps you keep > track of what packages installed on each host. Thanks. rpm -qa will give you the current list. If you want a central inventory that stays updated automatically, you might like ocsinventory-ng (the server is packaged at http://blog.famillecollet.com/pages/Config-en, the agent is available in epel). -- Les Mikesell lesmikesell at gmail.com