How to Remove CentOS Old Kernels

How to Remove CentOS old kernels or  CentOS freeing up disk space

1. Check currently list of  installed Linux kernels with RPM command

#rpm -q kernel
kernel-2.6.32-573.12.1.el6.i686
kernel-2.6.32-573.18.1.el6.i686
kernel-2.6.32-573.22.1.el6.i686
kernel-2.6.32-573.26.1.el6.i686
kernel-2.6.32-642.1.1.el6.i686

 

2. Install Install YUM Utilities Package

#yum install yum-utils

3. Remove old Linux kernels using yum-utils commands. package-cleanup utility will help you easly remove older Linux kernels.

# package-cleanup --oldkernels --count=2

arstech

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