Re: [Qemu-devel] [Block-io] qemu virtual machine get stuck during startup

2017-10-20 Thread Stefan Hajnoczi
On Fri, Oct 20, 2017 at 09:51:01AM +0800, Wahaha Huang wrote: > Sorry for the late reply. > Unfortunately, when it gets stuck(block at the windows welcome screen), Have you booted the same disk image with the same QEMU command-line successfully before? > there are no any error messages print out,

Re: [Qemu-devel] [Block-io] qemu virtual machine get stuck during startup

2017-10-19 Thread Wahaha Huang
Sorry for the late reply. Unfortunately, when it gets stuck(block at the windows welcome screen), there are no any error messages print out, with cpu usage 9%. I'm not quite sure whether the QEMU monitor is still work Here is some more infomation: 1. QEMU command-line: qemu-system-x86_64 -enable-

Re: [Qemu-devel] [Block-io] qemu virtual machine get stuck during startup

2017-10-19 Thread Stefan Hajnoczi
On Thu, Oct 19, 2017 at 05:32:10PM +0800, Wahaha Huang wrote: > Hi there, > I'm a newbie of qemu(2.10.0), when i start a vm from qemu, it sometimes get > stuck, Please post your QEMU command-line and describe the behavior when it gets stuck. Are there any error messages? Does the QEMU monitor st

[Qemu-devel] [Block-io] qemu virtual machine get stuck during startup

2017-10-19 Thread Wahaha Huang
Hi there, I'm a newbie of qemu(2.10.0), when i start a vm from qemu, it sometimes get stuck, through gdb debugging, i found aio_worker thread(list below) missing when vm get stuck, but i don't know why, does anybody has further idea about this? (gdb) info threads > > Id Target Id Frame