On 05/05/16 01:13 AM, Venkateswara Rao Dokku wrote: > Hi, > > I wanted to upgrade from centOS 5.5 to CentOS 7 without losing the data. > > Is there any upgrade path available? > > or what is the proper way to do it without affecting the existing config? > > Thnaks for the help So much changed from 5 to 7 that a re-install is almost certainly the way to go. How exactly you port your config depends entirely on what programs you are talking about. The best idea is to create a virtual machine (or install centos 7 on spare hardware), figure out how to configure the applications and the process to restore the data from backups. Once you know what to do (and have documented it), reinstall. -- Digimer Papers and Projects: https://alteeve.ca/w/ What if the cure for cancer is trapped in the mind of a person without access to education?