3.4 Upgrading Unbreakable Enterprise Kernel Release 2

Oracle Linux 6 Update 4 ships with the latest Unbreakable Enterprise Kernel Release 2. If you upgrade your system from the installation media, there are two upgrade scenarios:

yum uses whatever repositories you have configured on your system to upgrade it. You can find the latest UEK2 packages in the ol6_i386_UEK_latest and ol6_x86_64_UEK_latest repositories. If you want to install the latest UEK R2 kernel, subscribe your system to the correct channel on ULN, or configure the repository in the /etc/yum.repos.d/public-yum-ol6.repo file as shown here:

[ol6_UEK_latest]
name=Latest Unbreakable Enterprise Kernel for Oracle Linux $releasever ($basearch)
baseurl=http://public-yum.oracle.com/repo/OracleLinux/OL6/UEK/latest/$basearch/
gpgkey=http://public-yum.oracle.com/RPM-GPG-KEY-oracle-ol6
gpgcheck=1
enabled=1