On Fri, Jul 3, 2015 at 2:13 PM, Kevin O'Connor <ke...@koconnor.net> wrote: > On Fri, Jul 03, 2015 at 10:33:56AM +0100, Stefan Hajnoczi wrote: >> Hi, >> qboot (https://github.com/bonzini/qboot) is a stripped down firmware >> providing only what is needed to boot a Linux kernel on x86. I wonder >> if there is room to achieve similar results with SeaBIOS for the >> lightweight virtual machine use case. >> >> The goal is to enter the kernel within 20 milliseconds. (That's the >> number I measured with qboot.) >> >> Kevin: Have you looked at SeaBIOS startup time and do you think this >> use case is within the scope of what SeaBIOS is intended for? >> >> Marc is beginning to profile boot times and any pointers would be helpful. > > Hi Stefan, > > I took a look a month or so ago: > > http://article.gmane.org/gmane.comp.emulators.kvm.devel/136207 > > Last test I ran I had SeaBIOS down to 16ms (not including the time to > deploy or jump to the linux kernel). More reductions are also > possible - the above was just with Kconfig settings. > > Let me know if you want more info on how I did that.
That sounds interesting. Do you have a .config or git branch? Stefan _______________________________________________ SeaBIOS mailing list SeaBIOS@seabios.org http://www.seabios.org/mailman/listinfo/seabios