Paul Brook wrote: > >>> a new timer will be fired to try inject it again soon (==0.1msec) >>> > > If the guest is missing interrupts, the chances of a 0.1ms interval working > are not great. Most likely It's either going trigger immediately, or be > delayed significantly and you're going to end up even further behind. >
If 0.1 ms is within qemu's timeslice, then qemu should get the wakeup on time (assuming a host with high resolution timers). > If triggering immediately is OK then why not do that all the time? > Triggering immediately doesn't help, the guest likely has interrupts blocked processing the same interrupt. > If triggering immediately is not acceptable then you're still going to loose > interrupts. > You're still accounting for them, so if the load decreases eventually it's going to catch up. -- Do not meddle in the internals of kernels, for they are subtle and quick to panic. ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2008. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ _______________________________________________ kvm-devel mailing list kvm-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/kvm-devel