[CentOS-virt] What is the purpose setting console=hvc0 in the dom0 grub config?
jerryubi at gmail.com
Wed May 17 15:07:21 UTC 2017
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:
>> 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.
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.
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