On Mon, Sep 05, 2016 at 03:21:44AM +0000, Lilijun (Jerry) wrote: > In our test case, the virtio TX queue is not big enough. The packets throughput sent by application in VM is not stable, Sometimes it become very large and exceed the service capability of the backend virtual switch, then they were dropped unfortunately. > > To enlarge application and virtual switch's buffer ring may result other difficult problems, So we'd like to increase the virtio TX queue size to 4K or 8K. Why is it okay to enlarge the virtio-net tx queue but not the application or switch queue? Stefan
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