On Sun, Mar 20, 2016 at 08:19:23PM -0400, Thor Lancelot Simon wrote: > > I've attached the dmesg from the GENERIC kernel and the boot-time > messages (giving both the xen dmesg and NetBSD dmesg) from the XEN3_DOM0 > kernel. Xen kernel is 4.5 from pkgsrc; it is NOT a debug kernel. > > Interrupt routing seems to be the same, disk controller is on ioapic1 pin 6 > in both cases.
However, the Xen kernel emits: ioapic1 at mainbus0 apid 7 ioapic1: can't remap to apid 7 Harmless? What's particularly curious here to me is that we are seeing twice as many interrupts as we should, in the poorly performing Xen case. Thor
