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Re: [Qemu-devel] BUG - qdev - partial loss of network connectivity
From: |
Leszek Urbanski |
Subject: |
Re: [Qemu-devel] BUG - qdev - partial loss of network connectivity |
Date: |
Thu, 23 Sep 2010 16:04:37 +0200 |
User-agent: |
Mutt/1.4.2.3i |
<address@hidden>; from Anthony Liguori on Wed, Sep 22, 2010 at 13:35:35 -0500
> >>Is the guest kernel vanilla 2.6.32.22 or is it a distro kernel? If the
> >>later, what distro?
> >>
> >>The difference in the two invocations is that with the -device syntax,
> >>you're getting offload features enabled.
> >>
> >It's vanilla 2.6.32.22, but I also reproduced this on Debian's 2.6.32-23
> >(based on 2.6.32.21).
> >
> >If offload is the only difference, I'll play with different offload
> >options and check which one causes it.
> >
>
> It's not technically the only difference but it's the most likely
> culprit IMHO.
udp fragmentation offload is definitely the culprit.
--
Leszek "Tygrys" Urbanski, SCSA, SCNA
"Unix-to-Unix Copy Program;" said PDP-1. "You will never find a more
wretched hive of bugs and flamers. We must be cautious." -- DECWARS
http://cygnus.moo.pl/ -- Cygnus High Altitude Balloon