Re: [Qemu-devel] [PATCH v8 00/54] Postcopy implementation

["Dr. David Alan Gilbert" <dgilbert@redhat.com>]

* Bharata B Rao (bharata@linux.vnet.ibm.com) wrote:

<snip>

> > > > That's interesting; I saw that behaviour on my aarch64 box, but not on
> > > > my power box or on x86.  Can you try using tcp:127.0.0.1:4444 to force
> > > > ipv4 (that fixed it for me on aarch64).  On the aarch box I found that
> > > > it still happened with head of tree qemu and so decided it wasn't my
> > > > postcopy world; I'm assuming what's happening is that it's trying
> > > > to connect to the IPv6 address, timing out and then trying IPv4.
> > > 
> > > Yes, s/localhost/127.0.0.1 helps.
> > 
> > OK; it sounds like there's something 'fun' going on with either the
> > bleeding edge kernel or the bleeding edge qemu with IPv6 then.
> 
> It's the host kernel. Until 4.3.0-rc2 it works, the problem starts
> from 4.3.0-rc3. Accessing monitor on localhost using telnet is also affected.

Hmm that is fun; I'll see if I can find a friendly kernel network person
to chat to.

Dave

> 
> Regards,
> Bharata.
> 
--
Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK