On Tue, 26 Dec 2023 04:08:01 -0500, "Michael S. Tsirkin" <mst@xxxxxxxxxx> wrote: > On Tue, Dec 26, 2023 at 05:00:25PM +0800, Xuan Zhuo wrote: > > On Tue, 26 Dec 2023 03:58:37 -0500, "Michael S. Tsirkin" <mst@xxxxxxxxxx> wrote: > > > On Tue, Dec 26, 2023 at 02:17:43PM +0800, Xuan Zhuo wrote: > > > > On Mon, 25 Dec 2023 16:01:39 +0800, Zhu Yanjun <yanjun.zhu@xxxxxxxxx> wrote: > > > > > 在 2023/12/22 11:30, Xuan Zhuo 写道: > > > > > > The virtio-net device stats spec: > > > > > > > > > > > > https://github.com/oasis-tcs/virtio-spec/commit/42f389989823039724f95bbbd243291ab0064f82 > > > > > > > > > > > > This commit introduces the relative feature and structures. > > > > > > > > > > Hi, Xuan > > > > > > > > > > After applying this patch series, withe ethtool version 6.5, > > > > > I got the following NIC statistics. But I do not find the statistics > > > > > mentioned in this patch series. > > > > > Do I miss something? > > > > > > > > This needs the new virtio-net feature VIRTIO_NET_F_DEVICE_STATS. > > > > You need to update the hypervisor. But the qemu may not support this. > > > > > > > > Thanks. > > > > > > Why not? Can you add this to QEMU? > > > > > > Yes. It is in my list. > > > > But in my plan, I want the kernel to support this firstly. > > > > Thanks. > > QEMU support would mean it's much better tested. > How did you test this one? With our DPU. Thanks. > > > > > > > > > > > > > > > > > > > > > > > > > > > " > > > > > NIC statistics: > > > > > rx_packets: 3434812669 > > > > > rx_bytes: 5168475253690 > > > > > rx_drops: 0 > > > > > rx_xdp_packets: 0 > > > > > rx_xdp_tx: 0 > > > > > rx_xdp_redirects: 0 > > > > > rx_xdp_drops: 0 > > > > > rx_kicks: 57179891 > > > > > tx_packets: 187694230 > > > > > tx_bytes: 12423799040 > > > > > tx_xdp_tx: 0 > > > > > tx_xdp_tx_drops: 0 > > > > > tx_kicks: 187694230 > > > > > tx_timeouts: 0 > > > > > rx_queue_0_packets: 866027381 > > > > > rx_queue_0_bytes: 1302726908150 > > > > > rx_queue_0_drops: 0 > > > > > rx_queue_0_xdp_packets: 0 > > > > > rx_queue_0_xdp_tx: 0 > > > > > rx_queue_0_xdp_redirects: 0 > > > > > rx_queue_0_xdp_drops: 0 > > > > > rx_queue_0_kicks: 14567691 > > > > > rx_queue_1_packets: 856758801 > > > > > rx_queue_1_bytes: 1289899049042 > > > > > rx_queue_1_drops: 0 > > > > > rx_queue_1_xdp_packets: 0 > > > > > rx_queue_1_xdp_tx: 0 > > > > > rx_queue_1_xdp_redirects: 0 > > > > > rx_queue_1_xdp_drops: 0 > > > > > rx_queue_1_kicks: 14265201 > > > > > rx_queue_2_packets: 839291053 > > > > > rx_queue_2_bytes: 1261620863886 > > > > > rx_queue_2_drops: 0 > > > > > rx_queue_2_xdp_packets: 0 > > > > > rx_queue_2_xdp_tx: 0 > > > > > rx_queue_2_xdp_redirects: 0 > > > > > rx_queue_2_xdp_drops: 0 > > > > > rx_queue_2_kicks: 13857653 > > > > > rx_queue_3_packets: 872735434 > > > > > rx_queue_3_bytes: 1314228432612 > > > > > rx_queue_3_drops: 0 > > > > > rx_queue_3_xdp_packets: 0 > > > > > rx_queue_3_xdp_tx: 0 > > > > > rx_queue_3_xdp_redirects: 0 > > > > > rx_queue_3_xdp_drops: 0 > > > > > rx_queue_3_kicks: 14489346 > > > > > tx_queue_0_packets: 75723 > > > > > tx_queue_0_bytes: 4999030 > > > > > tx_queue_0_xdp_tx: 0 > > > > > tx_queue_0_xdp_tx_drops: 0 > > > > > tx_queue_0_kicks: 75723 > > > > > tx_queue_0_timeouts: 0 > > > > > tx_queue_1_packets: 62262921 > > > > > tx_queue_1_bytes: 4134803914 > > > > > tx_queue_1_xdp_tx: 0 > > > > > tx_queue_1_xdp_tx_drops: 0 > > > > > tx_queue_1_kicks: 62262921 > > > > > tx_queue_1_timeouts: 0 > > > > > tx_queue_2_packets: 83 > > > > > tx_queue_2_bytes: 5478 > > > > > tx_queue_2_xdp_tx: 0 > > > > > tx_queue_2_xdp_tx_drops: 0 > > > > > tx_queue_2_kicks: 83 > > > > > tx_queue_2_timeouts: 0 > > > > > tx_queue_3_packets: 125355503 > > > > > tx_queue_3_bytes: 8283990618 > > > > > tx_queue_3_xdp_tx: 0 > > > > > tx_queue_3_xdp_tx_drops: 0 > > > > > tx_queue_3_kicks: 125355503 > > > > > tx_queue_3_timeouts: 0 > > > > > " > > > > > > > > > > > > > > > > > Signed-off-by: Xuan Zhuo <xuanzhuo@xxxxxxxxxxxxxxxxx> > > > > > > --- > > > > > > include/uapi/linux/virtio_net.h | 137 ++++++++++++++++++++++++++++++++ > > > > > > 1 file changed, 137 insertions(+) > > > > > > > > > > > > diff --git a/include/uapi/linux/virtio_net.h b/include/uapi/linux/virtio_net.h > > > > > > index cc65ef0f3c3e..129e0871d28f 100644 > > > > > > --- a/include/uapi/linux/virtio_net.h > > > > > > +++ b/include/uapi/linux/virtio_net.h > > > > > > @@ -56,6 +56,7 @@ > > > > > > #define VIRTIO_NET_F_MQ 22 /* Device supports Receive Flow > > > > > > * Steering */ > > > > > > #define VIRTIO_NET_F_CTRL_MAC_ADDR 23 /* Set MAC address */ > > > > > > +#define VIRTIO_NET_F_DEVICE_STATS 50 /* Device can provide device-level statistics. */ > > > > > > #define VIRTIO_NET_F_VQ_NOTF_COAL 52 /* Device supports virtqueue notification coalescing */ > > > > > > #define VIRTIO_NET_F_NOTF_COAL 53 /* Device supports notifications coalescing */ > > > > > > #define VIRTIO_NET_F_GUEST_USO4 54 /* Guest can handle USOv4 in. */ > > > > > > @@ -406,4 +407,140 @@ struct virtio_net_ctrl_coal_vq { > > > > > > struct virtio_net_ctrl_coal coal; > > > > > > }; > > > > > > > > > > > > +/* > > > > > > + * Device Statistics > > > > > > + */ > > > > > > +#define VIRTIO_NET_CTRL_STATS 8 > > > > > > +#define VIRTIO_NET_CTRL_STATS_QUERY 0 > > > > > > +#define VIRTIO_NET_CTRL_STATS_GET 1 > > > > > > + > > > > > > +struct virtio_net_stats_capabilities { > > > > > > + > > > > > > +#define VIRTIO_NET_STATS_TYPE_CVQ (1L << 32) > > > > > > + > > > > > > +#define VIRTIO_NET_STATS_TYPE_RX_BASIC (1 << 0) > > > > > > +#define VIRTIO_NET_STATS_TYPE_RX_CSUM (1 << 1) > > > > > > +#define VIRTIO_NET_STATS_TYPE_RX_GSO (1 << 2) > > > > > > +#define VIRTIO_NET_STATS_TYPE_RX_SPEED (1 << 3) > > > > > > + > > > > > > +#define VIRTIO_NET_STATS_TYPE_TX_BASIC (1 << 16) > > > > > > +#define VIRTIO_NET_STATS_TYPE_TX_CSUM (1 << 17) > > > > > > +#define VIRTIO_NET_STATS_TYPE_TX_GSO (1 << 18) > > > > > > +#define VIRTIO_NET_STATS_TYPE_TX_SPEED (1 << 19) > > > > > > + > > > > > > + __le64 supported_stats_types[1]; > > > > > > +}; > > > > > > + > > > > > > +struct virtio_net_ctrl_queue_stats { > > > > > > + struct { > > > > > > + __le16 vq_index; > > > > > > + __le16 reserved[3]; > > > > > > + __le64 types_bitmap[1]; > > > > > > + } stats[1]; > > > > > > +}; > > > > > > + > > > > > > +struct virtio_net_stats_reply_hdr { > > > > > > +#define VIRTIO_NET_STATS_TYPE_REPLY_CVQ 32 > > > > > > + > > > > > > +#define VIRTIO_NET_STATS_TYPE_REPLY_RX_BASIC 0 > > > > > > +#define VIRTIO_NET_STATS_TYPE_REPLY_RX_CSUM 1 > > > > > > +#define VIRTIO_NET_STATS_TYPE_REPLY_RX_GSO 2 > > > > > > +#define VIRTIO_NET_STATS_TYPE_REPLY_RX_SPEED 3 > > > > > > + > > > > > > +#define VIRTIO_NET_STATS_TYPE_REPLY_TX_BASIC 16 > > > > > > +#define VIRTIO_NET_STATS_TYPE_REPLY_TX_CSUM 17 > > > > > > +#define VIRTIO_NET_STATS_TYPE_REPLY_TX_GSO 18 > > > > > > +#define VIRTIO_NET_STATS_TYPE_REPLY_TX_SPEED 19 > > > > > > + u8 type; > > > > > > + u8 reserved; > > > > > > + __le16 vq_index; > > > > > > + __le16 reserved1; > > > > > > + __le16 size; > > > > > > +}; > > > > > > + > > > > > > +struct virtio_net_stats_cvq { > > > > > > + struct virtio_net_stats_reply_hdr hdr; > > > > > > + > > > > > > + __le64 command_num; > > > > > > + __le64 ok_num; > > > > > > +}; > > > > > > + > > > > > > +struct virtio_net_stats_rx_basic { > > > > > > + struct virtio_net_stats_reply_hdr hdr; > > > > > > + > > > > > > + __le64 rx_notifications; > > > > > > + > > > > > > + __le64 rx_packets; > > > > > > + __le64 rx_bytes; > > > > > > + > > > > > > + __le64 rx_interrupts; > > > > > > + > > > > > > + __le64 rx_drops; > > > > > > + __le64 rx_drop_overruns; > > > > > > +}; > > > > > > + > > > > > > +struct virtio_net_stats_tx_basic { > > > > > > + struct virtio_net_stats_reply_hdr hdr; > > > > > > + > > > > > > + __le64 tx_notifications; > > > > > > + > > > > > > + __le64 tx_packets; > > > > > > + __le64 tx_bytes; > > > > > > + > > > > > > + __le64 tx_interrupts; > > > > > > + > > > > > > + __le64 tx_drops; > > > > > > + __le64 tx_drop_malformed; > > > > > > +}; > > > > > > + > > > > > > +struct virtio_net_stats_rx_csum { > > > > > > + struct virtio_net_stats_reply_hdr hdr; > > > > > > + > > > > > > + __le64 rx_csum_valid; > > > > > > + __le64 rx_needs_csum; > > > > > > + __le64 rx_csum_none; > > > > > > + __le64 rx_csum_bad; > > > > > > +}; > > > > > > + > > > > > > +struct virtio_net_stats_tx_csum { > > > > > > + struct virtio_net_stats_reply_hdr hdr; > > > > > > + > > > > > > + __le64 tx_csum_none; > > > > > > + __le64 tx_needs_csum; > > > > > > +}; > > > > > > + > > > > > > +struct virtio_net_stats_rx_gso { > > > > > > + struct virtio_net_stats_reply_hdr hdr; > > > > > > + > > > > > > + __le64 rx_gso_packets; > > > > > > + __le64 rx_gso_bytes; > > > > > > + __le64 rx_gso_packets_coalesced; > > > > > > + __le64 rx_gso_bytes_coalesced; > > > > > > +}; > > > > > > + > > > > > > +struct virtio_net_stats_tx_gso { > > > > > > + struct virtio_net_stats_reply_hdr hdr; > > > > > > + > > > > > > + __le64 tx_gso_packets; > > > > > > + __le64 tx_gso_bytes; > > > > > > + __le64 tx_gso_segments; > > > > > > + __le64 tx_gso_segments_bytes; > > > > > > + __le64 tx_gso_packets_noseg; > > > > > > + __le64 tx_gso_bytes_noseg; > > > > > > +}; > > > > > > + > > > > > > +struct virtio_net_stats_rx_speed { > > > > > > + struct virtio_net_stats_reply_hdr hdr; > > > > > > + > > > > > > + __le64 rx_packets_allowance_exceeded; > > > > > > + __le64 rx_bytes_allowance_exceeded; > > > > > > +}; > > > > > > + > > > > > > +struct virtio_net_stats_tx_speed { > > > > > > + struct virtio_net_stats_reply_hdr hdr; > > > > > > + > > > > > > + __le64 tx_packets_allowance_exceeded; > > > > > > + __le64 tx_bytes_allowance_exceeded; > > > > > > +}; > > > > > > + > > > > > > #endif /* _UAPI_LINUX_VIRTIO_NET_H */ > > > > > > > > > > > >
