[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-devel] question about usb passthrough migration
From: |
gerd hoffmann |
Subject: |
Re: [Qemu-devel] question about usb passthrough migration |
Date: |
Fri, 28 Sep 2018 12:17:12 +0200 |
User-agent: |
NeoMutt/20180716 |
On Fri, Sep 28, 2018 at 07:15:50AM +0000, linzhecheng wrote:
> Hi, Gerd
> I'm still trying to realize local live-migration with usb passthrough devices
> for purpose of upgrading qemu.
> I've made sure that source and target vms will not access host usb devices at
> the same time.
> But when I test USB flash disk copying files during live-migration stage, I
> encounter a probabilistic problem: copying task may stuck for a while.
Most likely due to the unplug and re-plug emulated by qemu.
cheers,
Gerd