On Mon, 21 Sep 2009 16:37:22 +0930 Rusty Russell <ru...@rustcorp.com.au> wrote:
> > > Actually this framework can apply to traditional network adapters which > > > have > > > just one tx/rx queue pair. And applications using the same user/kernel > > > interface > > > can utilize this framework to send/receive network traffic directly thru > > > a tx/rx > > > queue pair in a network adapter. > > > More importantly, when virtualizations is used with multi-queue NIC's the virtio-net NIC is a single CPU bottleneck. The virtio-net NIC should preserve the parallelism (lock free) using multiple receive/transmit queues. The number of queues should equal the number of CPUs. _______________________________________________ Virtualization mailing list Virtualization@lists.linux-foundation.org https://lists.linux-foundation.org/mailman/listinfo/virtualization