[CentOS] boot issue with latest kernel

Young, Gregory wrote:
>
> Is this a VM running on top of Hyper-V by chance? There seems to be an
> issue with the combination of: - Windows 10 1708 or newer.
> - Hyper-V config version 8.2 - 9.0.
> - Microsoft's Fix for Spectre and Meltdown.
> - Newer Intel Hardware (Sandy Lake/Kaby Lake, etc.)
>
> The workaround seems to be to remove "rhgb" and "quiet" from the kernel
> line in the GRUB config (you may need to edit the command line from the
> grub menu before booting).
<snip>
Haven't been following this, but if this is a server, rather than a
workstation, there is *zero* reason to have rhgb and quiet on a server. I
take it off ours. If I'm standing there during boot, I always want to see
what's happening.

     mark