![]() ![]() GRUB_SERIAL_COMMAND="serial -speed=38400 -unit=0 -word=8 -parity=no -stop=1" Kernel 3.10.86_64 on an x86_64Ībove should do it but if you want to see even the grub2 menu options you can try the following: Linux16 /vmlinuz-3.10.86_64 root=UUID=ba0f2424-e66e-4862-90ff-7dccb63339c2 ro rd.lvm.lv=centos/swap vconsole.font=latarcyrheb-sun16 rd.lvm.lv=centos/root crashkernel=auto vconsole.keymap=us LANG=en_US.UTF-8 console=ttyS0 ![]() # grep console=ttyS0 /boot/grub2/grub.cfg To send messages from the kernel to the serial console add console=ttyS0: This KVM hypervisor is on Fedora 20 and using libvirt version 1.1.3.6. If you were using a RHEL 6 type when creating the guest the console probably still were configured to use serial. Keep in mind this is if you are using the RHEL 7 type when creating the VM. Add console=ttyS0 to the kernel being booted and in the guest XML switch virtio to serial for the console. This is just a quick note on a test I did using specifically Centos 7 which is using systemd now.Ĭonsole allows you to A) see bootup messages and B) login on the console of the guest without SSH.Īs far as I can tell you only need to do two things. Several articles on using the console feature of KVM guests exists already. ![]()
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