Francis, I just rebooted my Precision 470 and watched...nothing :(I see the boot menu, and then everything goes blank - as in just a blinking cursor until I get the login prompt.
No idea what it's doing - but I don't even see the scrubbing free memory output...
On Mon, 22 Feb 2016, Francis Greaves wrote:
Yes I usually work headless, but I have been setting it up from new, so need to see what is going on. Regards Francis _________________________________________________________________________________________________________________________________________________________ From: "Scot P. Floess" <sfloess@xxxxxxxxx> To: "Francis Greaves" <francis@xxxxxxxxxxx> Cc: "centos-virt" <centos-virt@xxxxxxxxxx> Sent: Monday, 22 February, 2016 17:02:12 Subject: Re: Garbled screen after RAM Scrub on boot When I was running Fedora 23 and using Xen (as the host OS), I saw something similar on my Dell Precision 470. I don't recall seeing it now with CentOS 7, but I tend to boot that machine headless more than not... On Mon, 22 Feb 2016, Francis Greaves wrote: > Dear All > I am using Centos 7 with Xen 4.6 on a Dell Poweredge T430 > When the machine boots, after the 'Scrubbing Free RAM' message, I get a screen filled with little white squares until the login prompt, so I cannot see > what is happening as the machine boots. Also there is nothing on the screen when I reboot. > > My /etc/default/grub is > > GRUB_DISTRIBUTOR="$(sed 's, release .*$,,g' /etc/system-release)" > GRUB_DEFAULT=saved > GRUB_DISABLE_SUBMENU=true > GRUB_CMDLINE_LINUX="crashkernel=auto rhgb intremap=no_x2apic_optout" > GRUB_CMDLINE_XEN_DEFAULT="dom0_mem=13312M,max:14336M dom0_max_vcpus=6 dom0_vcpus_pin" > GRUB_GFXMODE=1024x768 > GRUB_GFXPAYLOAD_LINUX=keep > GRUB_CMDLINE_LINUX_XEN_REPLACE_DEFAULT="console=hvc0 earlyprintk=xen nomodeset" > > I have tried setting (for a 1024x768 resolution) vga=792 in the GRUB_CMDLINE_LINUX and commenting out GRUB_GFXMODE and GRUB_GFXPAYLOAD_LINUX, but this > makes no difference > > What am I doing wrong? > > Regards > Francis > > Scot P. Floess RHCT (Certificate Number 605010084735240) Chief Architect FlossWare http://sourceforge.net/projects/flossware http://flossware.sourceforge.net https://github.com/organizations/FlossWare
Scot P. Floess RHCT (Certificate Number 605010084735240) Chief Architect FlossWare http://sourceforge.net/projects/flossware http://flossware.sourceforge.net https://github.com/organizations/FlossWare
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