I ran into this also. back up to an older kernel. At least that was my solution till a kernel came out that would boot. It seems that some kernel builds are not friendly to xen. On 03/28/2017 05:55 PM, PJ Welsh wrote: > The mystery gets more interesting... I now have a CentOS 7.3 Dell R710 > server doing the exact same thing of rebooting immediately after the > Xen kernel load. Just to note this is a second system and not just the > first system with an update. I hope I'm not introducing something odd. > They only "interesting" thing I have done for historical reasons is to > change the following /etc/sysconfig/grub line: > GRUB_CMDLINE_XEN_DEFAULT="dom0_mem=6G,max:8G cpuinfo com1=115200,8n1 > console=com1,tty loglvl=all guest_loglvl=all" > But I've done that on other servers without issue. In fact I have a > Dell R710 that DOES work with CentOS 7 and the new kernel... so confused. > > On Fri, Mar 24, 2017 at 1:44 PM, Sarah Newman <srn at prgmr.com > <mailto:srn at prgmr.com>> wrote: > > On 03/24/2017 11:35 AM, PJ Welsh wrote: > > As a follow up I was able to test fresh install on Dell R710 and > a Dell > > R620 with success on CentOS 7.3 without issue on the new > kernel. My new > > plan will be to just move this C6 to one of the C7 I just created. > > That sounds like a compiler problem, since I think the C6 and C7 > kernels are built from the same source. > > --Sarah > _______________________________________________ > CentOS-virt mailing list > CentOS-virt at centos.org <mailto:CentOS-virt at centos.org> > https://lists.centos.org/mailman/listinfo/centos-virt > <https://lists.centos.org/mailman/listinfo/centos-virt> > > > > > _______________________________________________ > CentOS-virt mailing list > CentOS-virt at centos.org > https://lists.centos.org/mailman/listinfo/centos-virt -- Alvin Starr || voice: (905)513-7688 Netvel Inc. || Cell: (416)806-0133 alvin at netvel.net || -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.centos.org/pipermail/centos-virt/attachments/20170328/3bd187eb/attachment-0003.html>