dracut fails to include support for md RAID

[Alex]

Hi,

> I ran into this or something similar.  My system would boot fine on
> an older kernel but fail on a new oue.  Can't remember which one worked
> and which didn't. The solution I found was remove the bitmap, re-boot on
> the newer kernel, and add the bitmap back.
>
> # remove
> mdadm --grow --bitmap=none /dev/md127
>
> # create - but not while resyncing
> mdadm --grow --bitmap=internal /dev/md127

How did you ever discover this was the cause, and know what to do to fix it?

Thanks,
Alex