Re: [ovs-dev] one issue about vhost xstats with/without CRC

2016-08-31 Thread Yang, Zhiyong
packets that pass L2 filtering regardless on receive enablement and does not include received flow control packets. Thanks Zhiyong Yang > -Original Message- > From: Jesse Gross [mailto:je...@kernel.org] > Sent: Thursday, September 1, 2016 12:41 AM > To: Yang, Zhiyong <zhiyong.y...@in

[ovs-dev] one issue about vhost xstats with/without CRC

2016-08-31 Thread Yang, Zhiyong
Hi, all: Physical NIC has a set of hardware counters, such as u64 prc64; u64 prc127; u64 prc255; etc. DPDK counts the prc64 in two ways. Physical NIC counts prc64 with CRC by hardware. Virtio computes the counter like prc64 without CRC. This will cause the conflict, when a 64 packet from outer