[CentOS] Prevent Anaconda from switching root and swap partition

Wed Mar 31 09:35:54 UTC 2021
Leon Fauster <leonfauster at googlemail.com>

On 31.03.21 11:30, Simon Matter wrote:
>> Hi,
>>
>> More often than not, when installing CentOS, I choose manual partitioning
>> and
>> then apply the KISS principle, with a very simple partitioning scheme that
>> looks more or less like this:
>>
>>    * /boot partition: 500 MB, ext2
>>    * swap partition: equivalent to amount of RAM
>>    * root partition: available space, ext4
>>
>> Now when I do this, Anaconda insists on switching my swap and root
>> partitions,
>> so instead of this:
>>
>>    * /dev/sda1: boot partition
>>    * /dev/sda2: swap partition
>>    * /dev/sda3: root partition
>>
>> ... I get this:
>>
>>    * /dev/sda1: boot partition
>>    * /dev/sda2: root partition
>>    * /dev/sda3: swap partition
>>
>> Up until now this hasn't bothered me much. But for my needs right now it
>> does,
>> because I need my root partition to be at the end of the disk, so it can
>> be
>> expanded later on.
>>
>> Anyone knows how I can prevent Anaconda from switching my root and swap
>> partitions? What I'm doing right now is switching to a text console with
>> Ctrl-Alt-F5, manually partition using fdisk, switch back to Anaconda and
>> then
>> rescan the disk, but it's quite a PITA.
> 
> That's exactly what I wanted to suggest you :-)
> 
> I never found a better way...
>

I never have done that but is %pre script section not exactly the place 
for that ?

--
Leon