The last few lines are

NMI watchdog: disabled CPU0 hardware events not enabled

NMI watchdog: shutting down hard lockup detector on all CPUS

installing Xen timer for CPU1

installing Xen timer for CPU2

installing Xen timer for CPU3

installing Xen timer for CPU4

installing Xen timer for CPU5

installing Xen timer for CPU6

Here is the screen shot:

https://goo.gl/photos/yNQqaQY9bJBWQ84X8

It stops at CPU6. This is a dual socket server with 2x 6core L5639 CPUs (HT disabled). I'm surprised to see it stop at 6.

Thanks

PJ

On Tue, Mar 21, 2017 at 1:39 PM, Kevin Stange <kevin@steadfast.net> wrote:

On 03/21/2017 07:48 AM, PJ Welsh wrote:
> On Mon, Mar 20, 2017 at 5:21 PM, Ricardo J. Barberis

> <ricardo@palmtx.com.ar <mailto:ricardo@palmtx.com.ar>> wrote:
>
>     El Lunes 20/03/2017, PJ Welsh escribió:
>     > Still just starts the kernel and wihtin 4 seconds reboots with 4.9.16-24.
>     > Thanks
>     > PJ
>
>     Edit grub's entry and add "noreboot" to your xen parameters, maybe
>     when the
>     kernel panicks xen detects it and automatically reboots it.
>
>
>
> "noreboot" grub.conf option still produced nothing other than a flashing
> cursor on the top left. Also, neither num-lock nor caps-lock respond at
> this time... I seem no closer with helpful information other than, "it's
> broken" :(
> Here is the grub.conf stanza for the kernel:
> title CentOS (4.9.16-24.el6.centos.plus.x86_64)
> root (hd0,1)
> kernel /boot/xen.gz dom0_mem=3G,max:3G cpuinfo com1=115200,8n1
> console=com1,tty loglvl=all gue
> st_loglvl=all noreboot
> module /boot/vmlinuz-4.9.16-24.el6.centos.plus.x86_64 ro
> root=UUID=bc0727e1-882c-4fbc-a4d9-e4c
> f754d72b7 rd_NO_LUKS rd_NO_LVM LANG=en_US.UTF-8 rd_NO_MD
> SYSFONT=latarcyrheb-sun16 crashkernel=auto  K
> EYBOARDTYPE=pc KEYTABLE=us rd_NO_DM rhgb quiet reboot=pci max_loop=64
> module /boot/initramfs-4.9.16-24.el6.centos.plus.x86_64.img

Try removing "rhgb" and "quiet" from your boot options as well.

--
Kevin Stange
Chief Technology Officer
Steadfast | Managed Infrastructure, Datacenter and Cloud Services
800 S Wells, Suite 190 | Chicago, IL 60607
312.602.2689 X203 | Fax: 312.602.2688
kevin@steadfast.net | www.steadfast.net

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