debirf software package provides build a kernel and initrd to run Debian from RAM, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install debirf
debirf is installed in your system.
Make ensure the debirf package were installed using the commands given below,
$ sudo dpkg-query -l | grep debirf *
You will get with debirf package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Administration Utilities |
| Package | debirf |
| Version | 0.33 |
| Description | build a kernel and initrd to run Debian from RAM |
| Sub Section | Admin |