Re: How to impove downtime of Live-Migration caused bdrv_drain_all()

2020-01-02 Thread Felipe Franciosi
> On Jan 2, 2020, at 3:07 PM, Stefan Hajnoczi wrote: > > On Thu, Dec 26, 2019 at 05:40:22PM +0800, 张海斌 wrote: >> Stefan Hajnoczi 于2019年3月29日周五 上午1:08写道： >>> >>> On Thu, Mar 28, 2019 at 05:53:34PM +0800, 张海斌 wrote: hi, stefan I have faced the same problem you wrote in http

Re: How to impove downtime of Live-Migration caused bdrv_drain_all()

2020-01-02 Thread Stefan Hajnoczi
On Thu, Dec 26, 2019 at 05:40:22PM +0800, 张海斌 wrote: > Stefan Hajnoczi 于2019年3月29日周五 上午1:08写道： > > > > On Thu, Mar 28, 2019 at 05:53:34PM +0800, 张海斌 wrote: > > > hi, stefan > > > > > > I have faced the same problem you wrote in > > > https://lists.gnu.org/archive/html/qemu-devel/2016-08/msg04025.h

Re: How to impove downtime of Live-Migration caused bdrv_drain_all()

2019-12-26 Thread 张海斌
Stefan Hajnoczi 于2019年3月29日周五 上午1:08写道： > > On Thu, Mar 28, 2019 at 05:53:34PM +0800, 张海斌 wrote: > > hi, stefan > > > > I have faced the same problem you wrote in > > https://lists.gnu.org/archive/html/qemu-devel/2016-08/msg04025.html > > > > Reproduce as follow: > > 1. Clone qemu code from https: