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From: Kai Zimmer <kai@zimmer.net>
To: dbareiro@gmx.net, KVM General <kvm@vger.kernel.org>
Subject: Re: Bandwith limitation with KVM VMs
Date: Tue, 04 Aug 2009 12:05:37 +0200	[thread overview]
Message-ID: <4A7807F1.4040606@zimmer.net> (raw)
In-Reply-To: <20090804094825.GM23503@defiant.freesoftware.org>

Daniel Bareiro schrieb:
> root@ss02:~# ps ax|grep aps2|grep -v grep
> 28711 ?        Sl   8171:06 kvm -hda /dev/vm/aps2-raiz -hdb \
>   /dev/vm/aps2-space -hdc /dev/vm/aps2-index -hdd /dev/vm/aps2-cache -m \
>   4096 -smp 4 -net nic,vlan=0,macaddr=00:16:3E:00:00:27 -net tap \
>   -daemonize -vnc :5 -k es -localtime -monitor \
>   telnet:localhost:4005,server,nowait -serial \
>   telnet:localhost:4045,server,nowait \
> 
> According to I was reading, it would be necessary to use with -net the
> option model=virtio, so I would not be using virtio with the VMs.

The default NIC is a rtl8139 which 10/100 MBit. Use
qemu-kvm -net nic,model=?
for a list of available devices for your target.
"model=virtio" will probably give you best performance, if the guest OS
supports it - try it out.

best regards,
Kai

  reply	other threads:[~2009-08-04 10:05 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-08-03 16:32 Bandwith limitation with KVM VMs Daniel Bareiro
2009-08-03 16:52 ` Gregory Haskins
2009-08-04  1:17   ` Daniel Bareiro
2009-08-04  3:01     ` Gregory Haskins
2009-08-04  9:48       ` Daniel Bareiro
2009-08-04 10:05         ` Kai Zimmer [this message]
2009-08-04  9:25 ` Kai Zimmer

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