[CentOS] Prevent Anaconda from switching root and swap partition

Wed Apr 7 11:44:42 UTC 2021
Subscriber <ml-lists at agoris.net.ua>

----- On Apr 7, 2021, at 2:39 PM, Nicolas Thierry-Mieg Nicolas.Thierry-Mieg at univ-grenoble-alpes.fr wrote:

> On 3/31/21 11:10 AM, Nicolas Kovacs 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.
> an alternative could be to NOT create any swap partition, and set up a
> swap file instead.
> man mkswap
> man swapon

Or you can use kickstart to install OS. So partitions will be in right order.