2012/6/4 Charles.Tsai-蔡清海-研究�l展部 <charles.t...@cloudena.com>: > The kernel version is 3.0.0.12 > The Qemu version is 1.0.0(we upgraded it) > > What version of kernel do we need to upgrade? The latest version is v3.4, so you can try and upgrade to v3.1, v3.2 or v3.3, and test it. > > -----Original Message----- > From: mathslinux [mailto:riegama...@gmail.com] > Sent: Monday, June 04, 2012 2:03 PM > To: Charles.Tsai-蔡清海-研究�l展部 > Cc: qemu-devel@nongnu.org > Subject: Re: [Qemu-devel] VirtIO Net driver for Ubuntu 11.10 > > Charles.Tsai-蔡清海-研究�l展部 <charles.t...@cloudena.com> writes: > >> We recently ran an Ubuntu 11.10 VM which was installed with VirtIO NIC >> driver. The VirtIO net driver came from the Ubuntu's default package. The VM >> we installed was configured as a bridge mode. When we ran the Iperf test >> against the VM, the network interface of the VM was fairly unstable. >> Sometimes, the network interface of the VM could not receive the packets and >> we needed to bright the network interface down and up in order to make it >> work. After we replaced the VirtIo Net driver with ne2k driver and it worked >> quite stably now. >> >> We know that the performance of virtIO is much better than ne2k in virtual >> environment. We would like to use virtio driver instead. If this is the >> virtio driver issue, can you tell us where to get the latest virtIO driver >> for Ubuntu VM? Otherwise, tell us how to make the virtio net driver work in >> Ubuntu VM if you have ever had similar issue before. >> >> The version of Qemu installed in Ubuntu is 0.14.1. >> > The virtio driver is implemented in the guest operating system, it's a kernel > module, so what is your kernel version? Maybe you need a kernel of higher > version.
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