<html><body><div style="font-family: Andale Mono; font-size: 12pt; color: #666666"><div>Dear All<br data-mce-bogus="1"></div><div>I am using Centos 7 with Xen 4.6 on a Dell Poweredge T430<br data-mce-bogus="1"></div><div>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.<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>My /etc/default/grub is<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>GRUB_DISTRIBUTOR="$(sed 's, release .*$,,g' /etc/system-release)"<br>GRUB_DEFAULT=saved<br>GRUB_DISABLE_SUBMENU=true<br>GRUB_CMDLINE_LINUX="crashkernel=auto rhgb intremap=no_x2apic_optout"<br>GRUB_CMDLINE_XEN_DEFAULT="dom0_mem=13312M,max:14336M dom0_max_vcpus=6 dom0_vcpus_pin"<br>GRUB_GFXMODE=1024x768<br>GRUB_GFXPAYLOAD_LINUX=keep<br>GRUB_CMDLINE_LINUX_XEN_REPLACE_DEFAULT="console=hvc0 earlyprintk=xen nomodeset"<br></div><div><br data-mce-bogus="1"></div><div>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<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>What am I doing wrong?<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>Regards<br data-mce-bogus="1"></div><div>Francis<br data-mce-bogus="1"></div></div></body></html>