[syslinux] "Tick-counting" vs "Tick-less" timekeeping issues on VMs emulating BIOS PCs

Michael Brown mcb30 at ipxe.org
Thu Mar 3 01:27:10 PST 2016


On 03/03/16 09:18, Patrick Masotta wrote:
>>>> How so?
>
> it says they cannot emulate the timer interrupt very well;
> that's what I understood...

If it's the VMware document I'm thinking of (titled "Timekeeping in 
VMware Virtual Machines"), then the issue is that emulating the timer 
interrupt can cause a heavy load on the host if the guest timer is 
configured to run at a high rate.

Michael


More information about the Syslinux mailing list