[Qemu-devel] Re: Network connections stalling (due to lost interrupts/ticks?)

[Charles Duffy]

Charles Duffy wrote:
> There's a warning on startup that the system can't set a 1024Hz timer,
> which persists even after I set /proc/sys/dev/rtc/max-user-freq to 1024,
> and I occasionally get warnings at runtime ("Your time source seems to
> be instable or some driver is hogging interrupts").

This was happening because my host kernel was compiled with
CONFIG_HPET_RTC_IRQ=y. I've disabled this option, recompiled and
rebooted, and it resolved the RTC warning (and apparently, the unstable
time source messages) -- but my network connections are still stalling.