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Re: [Qemu-devel] Question about VM inner route entry's lost when vhost-u
From: |
Lilijun (Jerry, Cloud Networking) |
Subject: |
Re: [Qemu-devel] Question about VM inner route entry's lost when vhost-user reconnect |
Date: |
Tue, 12 Mar 2019 02:01:04 +0000 |
> -----Original Message-----
> From: Stefan Hajnoczi [mailto:address@hidden
> Sent: Monday, March 11, 2019 5:47 PM
> To: Lilijun (Jerry, Cloud Networking) <address@hidden>
> Cc: address@hidden; wangxin (U)
> <address@hidden>; wangyunjian
> <address@hidden>
> Subject: Re: [Qemu-devel] Question about VM inner route entry's lost when
> vhost-user reconnect
>
> On Fri, Mar 08, 2019 at 02:31:12AM +0000, Lilijun (Jerry, Cloud Networking)
> wrote:
> > This problem is related with backend vhost-user socket abnormal cases, we
> shouldn't ask customers to configure it manually for backend's issues or
> depends on guest OS's network configuration.
>
> In Step 1 you said:
>
> > > > 1) In the VM, I add one route entry manually on the vNIC eth0
> > > > using the
> > > linux tool route.
>
> You configured the route manually inside the guest. Seems like a guest
> problem to me.
>
> If this was a physical machine that lost connectivity due to a link event,
> what
> would happen?
Yes, the configuration can be recovered manually by customers.
But in the virtualization machines, this configuration's lost is a result of
backend process's software unexpected bugs or version update. So I think we
need hide this change to customers.
>
> Stefan
- [Qemu-devel] Question about VM inner route entry's lost when vhost-user reconnect, Lilijun (Jerry, Cloud Networking), 2019/03/04
- Re: [Qemu-devel] Question about VM inner route entry's lost when vhost-user reconnect, Stefan Hajnoczi, 2019/03/06
- Re: [Qemu-devel] Question about VM inner route entry's lost when vhost-user reconnect, Lilijun (Jerry, Cloud Networking), 2019/03/07
- Re: [Qemu-devel] Question about VM inner route entry's lost when vhost-user reconnect, Stefan Hajnoczi, 2019/03/11
- Re: [Qemu-devel] Question about VM inner route entry's lost when vhost-user reconnect,
Lilijun (Jerry, Cloud Networking) <=
- Re: [Qemu-devel] Question about VM inner route entry's lost when vhost-user reconnect, Stefan Hajnoczi, 2019/03/13
- Re: [Qemu-devel] Question about VM inner route entry's lost when vhost-user reconnect, Lilijun (Jerry, Cloud Networking), 2019/03/19
- Re: [Qemu-devel] Question about VM inner route entry's lost when vhost-user reconnect, Stefan Hajnoczi, 2019/03/20