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CentOS 7 clears the old kernel

Source: Internet
Author: User
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1. List the cores that are being used in the system:

Uname-a 
Linux localhost.localdomain 3.10.0-327.22.2.el7.x86_64 #1 SMP Thu June 17:05:11 UTC 2016 x86_64 x86_64 x86_ Gnu/linux


2. Query the entire kernel of the system: 
Rpm-qa | grep kernel 
abrt-addon-kerneloops-2.1.11-36.el7.centos.x86_64
kernel-tools-libs-3.10.0-327.22.2.el7.x86 _64
kernel-3.10.0-327.22.2.el7.x86_64
kernel-3.10.0-327.el7.x86_64
Kernel-tools-3.10.0-327.22.2.el7.x86_64


3. Delete the old kernel 
Yum Remove kernel-3.10.0-327.el7.x86_64


4. After reboot, you can see that the extra boot items are automatically erased.

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Related Keywords:
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