How to get YAST2 log during installing

When your installation got suck, you need create bug report with yast logs, but you may feel confuse where to find the yast log since the host isn't install successful.

During installation, there are several shell consoles running in 2,5,6,9, you can:
1) turn to those console by Ctrl+Alt F[2,5,6,9]
2) enable sshd by run #rcsshd start
3) setup password for ssh connection by run #passwd
4) copy the yast logs to your local working host #ssh -r /var/log/YaST2/ <local-host>