an interesting observation on network performence
Stefan Ehmann
shoesoft at gmx.net
Tue Oct 23 05:55:36 PDT 2007
On Tuesday 23 October 2007 08:36:08 Aryeh M. Friedman wrote:
> I get better network performance on XP running under qemu on 8-current.
> (sorry don't have hard numbers but it roughly times better on p2p
> apps). Here is the config:
>
> Host OS:
>
> 8-current
> amd64
> 4gb ram
>
> bridge0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu
> 1500
> ether 62:4e:c7:60:d0:a0
> id 00:00:00:00:00:00 priority 32768 hellotime 2 fwddelay 15
> maxage 20 holdcnt 6 proto rstp maxaddr 100 timeout 1200
> root id 00:00:00:00:00:00 priority 32768 ifcost 0 port 0
> member: tap0 flags=143<LEARNING,DISCOVER,AUTOEDGE,AUTOPTP>
> member: re0 flags=143<LEARNING,DISCOVER,AUTOEDGE,AUTOPTP>
> tap0: flags=8943<UP,BROADCAST,RUNNING,PROMISC,SIMPLEX,MULTICAST> metric
> 0 mtu 1500
> ether 00:bd:43:f2:02:00
> inet6 fe80::2bd:43ff:fef2:200%tap0 prefixlen 64 scopeid 0x5
> Opened by PID 14839
>
> sudo qemu -net nic -net tap -hda test -localtime -m 1024 -soundhw all
>
> Host p2p program: deluge (latest)
>
> Guest OS:
>
> XP Pro SP2 (all updates as of 1/1/2007)
>
> Guest p2p program: uTorrent 1.7
- torrent speeds can vary greatly.
- you're using two different clients that probably use different
algorithms for connection management
You could try utorrent under wine (if that works) or a cross platform client.
Since the guest OS uses the same network stack, I see no network performance
per se.
--
Stefan
More information about the freebsd-current
mailing list