Re: Can installer create degraded RAID-1 (mdraid) partitions

On 8/11/26 6:37 PM, Sam Varshavchik wrote:
> I know that Fedora's installer can create RAID-1 partitions. I'll be 
> putting in two hard drives, and setting up RAID-1 on them.
> 
> But one of the drives will take a little bit longer to arrive. Anyone 
> happen to recall if the installer will let me set up just one drive, for 
> a degraded RAID-1 array, and install Fedora? I don't remember the UI 
> details, the last time I did this install a few years ago. I suppose I 
> can jsut try, see what's possible, and only risk wasting a little bit of 
> time; and if I'm in luck I don't have to wait for the 2nd drive, and 
> I'll just drop it in, and add it to the array, and let it sync up.

The installer can't do it, but you could create the partitions and start 
the raid before running the installer.

> To clarify: I'm referring to mdraid. I know about BTRFS and its own 
> RAID-1 capabilities, but after it crapped itself all over my laptop, 
> forcing a rather inconvenient fresh reinstall, I went back in to ol' 
> reliable ext4 (on top of mdraid, on the servers).

btrfs raid is not recommended.  I use btrfs on top of mdraid.

-- 
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