Comment # 24 on bug 1020283 from Thiago Macieira

(In reply to Andrei Borzenkov from comment #23)
> (In reply to Thiago Macieira from comment #22)
> > That's impossible for me. Because "failing" means "failing to mount root
> > filesystem", nothing gets saved to /var/log. I can't get the log that it did
> > generate when I ran like that.
> > 
> 
> If it fails to mount root, add rd.shell kernel parameter, you should be
> dropped into dracut shell. In which you can mount USB stick and copy dmesg
> there. You may need to regenerate initrd to include usb-storage and stick
> filesystem kernel modules and to pass log_buf_len=16M (or larger) to ensure
> kernel printk buffer is large enough.

Thanks, I will try. I don't think I will need USB storage, as I can save to
/boot which is ext4.

It will take a few days. Hopefully by Friday.