Enterprise Linux: Oracle Linux in-place upgrade

Oracle Linux in-place upgrade from 6u3 to 6u5

# check installed OEL6.3 Red Hat compatible kernel

[root@oel6u3 ~]# uname -a

Linux oel6u3 2.6.32-279.el6.x86_64 #1 SMP Thu Jun 21 15:00:18 EDT 2012 x86_64 x86_64 x86_64 GNU/Linux

[root@oel6u3 ~]# cat /etc/Red Hat-release

Red Hat Enterprise Linux Server release 6.3 (Santiago)

# updated public yum repo to enable public_ol6_latest for OEL6.5

[root@oel6u5 ~]# cat /etc/yum.repos.d/public-yum-ol6.repo

[public_ol6_latest]

name=Oracle Linux $releasever Latest ($basearch)

baseurl=http://public-yum.oracle.com/repo/OracleLinux/OL6/latest/$basearch/

gpgkey=http://public-yum.oracle.com/RPM-GPG-KEY-oracle-ol6

gpgcheck=1

enabled=1

# execute yum update

[root@oel6u5 ~]# yum clean all

[root@oel6u5 ~]# yum check-update

[root@oel6u5 ~]# yum update -y

# reboot OS after executed yum update to get the OEL6.5 Red Hat compatible kernel

[root@oel6u5 ~]# reboot

# upgraded to OEL6.5 Red Hat compatible kernel

[root@oel6u5 ~]# uname -a

Linux oel6u5 2.6.32-431.23.3.el6.x86_64 #1 SMP Tue Jul 29 09:20:28 PDT 2014 x86_64 x86_64 x86_64 GNU/Linux

[root@oel6u5 ~]# cat /etc/Red Hat-release

Red Hat Enterprise Linux Server release 6.5 (Santiago)