An Oracle White Paper
October 2010
Oracle Unbreakable Enterprise Kernel
Introduction ........................................................................................ 1
About Oracle Unbreakable Enterprise Kernel ..................................... 2
Performance Improvements ........................................................... 2
New Features ................................................................................. 3
Additional Packages and Modules .................................................. 4
Unbreakable Enterprise Kernel Availability ..................................... 5
Installation Requirements ................................................................... 5
Upgrading to Oracle Linux 5.5 Using Unbreakable Linux Network (ULN)
....................................................................................................... 5
Upgrading to Oracle Linux 5.5 Using Oracle’s Public Yum Server .. 6
Installing From Oracle’s Public Yum Server ....................................... 7
Known Issues With installing Via Yum ............................................ 7
Installing from Unbreakable Linux Network (ULN) .............................. 8
Verifying Kernel Installation ................................................................ 9
Compatibility and Third Party Software............................................... 9
Uninstalling Unbreakable Enterprise Kernel ..................................... 11
Editing grub.conf ......................................................................... 11
Removing the Unbreakable Enterprise Kernel RPM ..................... 12
Conclusion ....................................................................................... 12
References ....................................................................................... 13