On Wed, May 17, 2017 at 3:43 AM, PJ Welsh <pjwelsh at gmail.com> wrote: > On Tue, May 16, 2017 at 10:26 PM, Jerry <jerryubi at gmail.com> wrote: > >> Howdy, >> >> I recently went through a frustrating experience trying to get Xen 4 >> running on a CentOS 7 system. After a fresh install, fully updating the >> system, rebooting, then trying to install Xen4CentOS it would fail to boot >> into the 4.9 kernel, sitting there with a blinking cursor indefinitely. >> > ... > > Check the BIOS to see if Hyperthreading is disabled. If so, enable it. I > had some Dell server (Dell R710s and R610s) that I finally figured out > would not boot like you describe when HT is off for some reason. > PJ > I found what my issue was with it not booting, when the 4.9 kernel was installed it didn't include the mpt3sas driver. I posted the solution to the mailing list earlier with the subject: 4.9 kernel fails to boot because it didn't have the mpt3sas module This post is just asking what the purpose of console=hvc0 is. Thanks, Jerry -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.centos.org/pipermail/centos-virt/attachments/20170517/67d1209f/attachment-0006.html>