Thank you Pete for the very insightful answer!
This has worked like a charm -
On Wed, Feb 7, 2018 at 10:16 AM, Pete Biggs <pete@xxxxxxxxxxxx> wrote:
>
> In fact there are a number of tools to help you. By default yum keeps
> 5 versions of old kernels (which is usually too many for the default
> /boot size - good joined-up thinking there!), that number is specified
> in /etc/yum.conf as "installonly_limit=5" - change that to a suitable
> number for you, personally I use '3', some people have '2' - don't put
> it at '1' because then you'll not be able to use an old version to boot
> in to in emergency.
>
> The package yum-utils has the package-cleanup command to deal with
> various yum issues, including sorting out old kernels. Do
>
> package-cleanup --oldkernels --count=3
>
> to clean everything to do with old kernels leaving 3 versions on your
> system.
>
I had:
/dev/md1 488M 428M 34M 93% /boot
Then I after running
# package-cleanup --oldkernels --count=3
Loaded plugins: fastestmirror
--> Running transaction check
---> Package kernel.x86_64 0:3.10.0-693.2.2.el7 will be erased
---> Package kernel.x86_64 0:3.10.0-693.5.2.el7 will be erased
--> Finished Dependency Resolution
Dependencies Resolved
================================================================================
Package Arch Version Repository
Size
================================================================================
Removing:
kernel x86_64 3.10.0-693.2.2.el7 @updates
59 M
kernel x86_64 3.10.0-693.5.2.el7 @updates
59 M
Transaction Summary
================================================================================
Remove 2 Packages
Installed size: 119 M
Is this ok [y/N]: y
Downloading packages:
Running transaction check
Running transaction test
Transaction test succeeded
Running transaction
Erasing : kernel.x86_64
1/2
Erasing : kernel.x86_64
2/2
Verifying : kernel-3.10.0-693.5.2.el7.x86_64
1/2
Verifying : kernel-3.10.0-693.2.2.el7.x86_64
2/2
Removed:
kernel.x86_64 0:3.10.0-693.2.2.el7 kernel.x86_64 0:3.10.0-693.5.2.el7
Complete!
I've ended up with comforting
/dev/md1 488M 279M 184M 61% /boot
Have a nice day!
Alex
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