Isn't it weird that I reduced the number of vCPUs to 2 and the issue hasn't occurred since?
On Mon, Dec 5, 2016 at 9:37 PM, Robert Mustacchi <[email protected]> wrote: > On 12/4/16 17:29 , Micky wrote: > > Hey Robert, do you think it has something to do with HPET clock? > > > > I can see the Dtrace hpet probes on the machines for affected qemu > process. > > The probes work whether or not hpet is enabled or disabled, both in > machine > > BIOS or in Windows, via bcdedit /set useplatformclock. > > Most of the indicated threads suggest that they're all doing work in the > kernel, the user land process state isn't going to be very useful here. > I'd probably take a look at kvmstat to see what the guest is doing in > this state. > > Robert > > > On Sat, Dec 3, 2016 at 4:32 PM, Micky <[email protected]> wrote: > > > >> I'm noticing a Windows KVM crash without any logs or leaving any sort of > >> trace. > >> It just freezes and VNC doesn't respond back. > >> > >> I'm on platform 20161101T004406Z and machine is a Xeon-D. > >> > >> It happened a couple of times last week but this time, I managed to dump > >> the core with gcore. > >> > >> Full stack: > >> https://gist.github.com/anonymous/999ae4c371f9af4da7fe3eb40761af01 > >> > >> Core dump: > >> http://158.69.218.12/core.10072.10072.gz > >> > >> Here's first thread in core stack. Thanks! > >> > >> # mdb -e '::status;$C' core.10072.10072 > >> debugging core file of qemu-system-x86 (64-bit) from damned > >> file: /smartdc/bin/qemu-system-x86_64 > >> initial argv: > >> /smartdc/bin/qemu-system-x86_64 -m 16384 -name > >> 1ba82163-a746-c28d-944a-813287cb > >> threading model: native threads > >> status: process core file generated with gcore(1) > >> fffffd7fffdf9110 libc.so.1`ioctl+0xa() > >> fffffd7fffdf9170 kvm_set_irq_level+0x65(f6b430, 0, 1, fffffd7fffdf91ec) > >> fffffd7fffdf91c0 kvm_set_irq+0x3d(0, 1, fffffd7fffdf91ec) > >> fffffd7fffdf9210 kvm_i8259_set_irq+0x31(101fe70, 0, 1) > >> fffffd7fffdf9250 qemu_set_irq+0x42(405438480, 1) > >> fffffd7fffdf9280 qemu_irq_pulse+0x21(405438480) > >> fffffd7fffdf92e0 update_irq+0x1cd(4011bc750, 1) > >> fffffd7fffdf9340 hpet_timer+0x1c4(4011bc750) > >> fffffd7fffdf9390 qemu_run_timers+0xb0(f63020) > >> fffffd7fffdf93a0 qemu_run_all_timers+0x51() > >> fffffd7fffdff430 main_loop_wait+0x480(0) > >> fffffd7fffdff460 kvm_main_loop+0x119() > >> fffffd7fffdff480 main_loop+0x17() > >> fffffd7fffdff7c0 main+0x2da4(32, fffffd7fffdff7e8, fffffd7fffdff980) > >> fffffd7fffdff7d0 _start+0x6c() > >> > > > > > > ------------------------------------------- smartos-discuss Archives: https://www.listbox.com/member/archive/184463/=now RSS Feed: https://www.listbox.com/member/archive/rss/184463/25769125-55cfbc00 Modify Your Subscription: https://www.listbox.com/member/?member_id=25769125&id_secret=25769125-7688e9fb Powered by Listbox: http://www.listbox.com
