Showing posts from May, 2021

How to remove old kernels from Centos

How to remove old kernels from Centos  There is command that is part of yum-utilities: package-cleanup count=1 means leave 1 the newest kernel untouched.  # package-cleanup --oldkernels --count=1 Loaded plugins: fastestmirror --> Running transaction check ---> Package kernel.x86_64 0:3.10.0-327.36.3.el7 will be erased ---> Package kernel.x86_64 0:3.10.0-514.2.2.el7 will be erased --> Finished Dependency Resolution Dependencies Resolved =================================== Package =================================== Removing: kernel kernel Transaction Summary ==================================== Remove 2 Packages Installed size: 284 M Is this ok [y/N]: