[Arm-dev] New kernel takes ~130MB!

Sat Aug 18 10:05:05 UTC 2018
Gordan Bobic <gordan at redsleeve.org>

I have to ask - what is the purpose of separating kernel, kernel-core and
kernel-modules into separate packages?


On Thu, Aug 16, 2018 at 9:24 PM, Pablo Sebastián Greco <
pablo at fliagreco.com.ar> wrote:

>
> El 16/8/18 a las 17:08, Stephen John Smoogen escribió:
>
>> On Thu, 16 Aug 2018 at 15:58, Robert Moskowitz <rgm at htt-consult.com>
>> wrote:
>>
>>>
>>>
>>> On 08/16/2018 03:00 PM, Stephen John Smoogen wrote:
>>>
>>>> On Thu, 16 Aug 2018 at 14:44, Robert Moskowitz <rgm at htt-consult.com>
>>>> wrote:
>>>>
>>>>> I just installed the new kernel on one of my Cubieboard2s.  /boot used
>>>>> grew ~130MB.
>>>>>
>>>>> Challenge is that my next board to update only has 43MB free.  It
>>>>> currently has 3 kernels on it.
>>>>>
>>>>> Is there a way to cleanly delete old kernel files prior to the update?
>>>>> In this case 4.9.30-203?
>>>>>
>>>>> Are you meaning something like this?
>>>> ```
>>>> [smooge at smoogen-laptop ~]$ rpm -q kernel
>>>> kernel-3.10.0-693.21.1.el7.x86_64
>>>> kernel-3.10.0-862.el7.x86_64
>>>> kernel-3.10.0-862.2.3.el7.x86_64
>>>> kernel-3.10.0-862.3.2.el7.x86_64
>>>> kernel-3.10.0-891.el7.x86_64
>>>> [smooge at smoogen-laptop ~]$ uname -a # to see what you have running
>>>> Linux smoogen-laptop.localdomain 3.10.0-891.el7.x86_64 #1 SMP Mon May
>>>> 21 14:10:11 EDT 2018 x86_64 x86_64 x86_64 GNU/Linux
>>>> $ sudo rpm -e kernel-3.10.0-693.21.1.el7.x86_64
>>>> kernel-3.10.0-862.el7.x86_64 kernel-3.10.0-862.2.3.el7.x86_64
>>>>
>>> rpm -e kernel-4.9.30-203.el7.armv7hl
>>>
>>> Did nothing.  Just came back to the # prompt.  And no reduction in space
>>> used in /boot and no change in 'ls /boot'.  Or at least what I noticed.
>>>
>>> Then you need to use the du command and see what is using up the
>> space. Also check to make sure that the size is the same as the other
>> systems to see why they have different amounts.
>>
>> kernels for armhfp come in 3 parts (or more), there is kernel,
> kernel-core and kernel-modules, so you need to remove all those 3 for each
> kernel in order o actually free space.
>
> rpm -qa "kernel*"|sort
> kernel-4.14.28-201.el7.centos.armv7hl
> kernel-4.14.52-201.el7.armv7hl
> kernel-core-4.14.28-201.el7.centos.armv7hl
> kernel-core-4.14.52-201.el7.armv7hl
> kernel-headers-4.14.52-201.el7.armv7hl
> kernel-modules-4.14.28-201.el7.centos.armv7hl
> kernel-modules-4.14.52-201.el7.armv7hl
> kernel-tools-4.14.52-201.el7.armv7hl
> kernel-tools-libs-4.14.52-201.el7.armv7hl
>
> Pablo.
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> Arm-dev at centos.org
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>
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