DebuggingKVM
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| {{{ kvm linux_guest.img -serial file:kvm_guset_debug.log | {{{ kvm linux_guest.img -serial file:kvm_guset_debug.log |
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| {{{ kernel /vmlinuz root=/dev/sda1 earlycon=ttyS0 console=ttyS0 | {{{ kernel /vmlinuz root=/dev/sda1 earlycon=ttyS0 console=ttyS0 |
This page is part of the debugging series — pages with debugging details for a variety of Ubuntu packages. |
Contents |
Debugging procedure
Reporting a bug
All reports should contain the following information. Please be sure to attach these files to the bug report.
uname -a > uname-a.log
cat /proc/version_signature > proc_version_signature.log
dmesg > dmesg.log
cat /proc/cpuinfo > proc_cpuinfo.log
If your linux guest can't boot, start kvm with -serial file:kvm_guset_debug.log .
kvm linux_guest.img -serial file:kvm_guset_debug.log
And edit grub to boot kernel with earlycon=ttyS0 console=ttyS0
kernel /vmlinuz root=/dev/sda1 earlycon=ttyS0 console=ttyS0
DebuggingKVM (last edited 2015-06-18 16:22:08 by serge-hallyn)