On Thu, Apr 7, 2022 at 05:04 AM, Mohsin Kazmi wrote:

> 
> trace add virtio-input 10

Hi Mohsin.

This is the trace log:

------------------- Start of thread 1 vpp_wk_0 -------------------

Packet 1

00:25:26:931409: virtio-input

virtio: hw_if_index 1 next-index 4 vring 0 len 42

hdr: flags 0x00 gso_type 0x00 hdr_len 0 gso_size 0 csum_start 0 csum_offset 0 
num_buffers 1

00:25:26:931412: ethernet-input

ARP: 0a:00:27:00:00:14 -> ff:ff:ff:ff:ff:ff

00:25:26:931415: l2-input

l2-input: sw_if_index 1 dst ff:ff:ff:ff:ff:ff src 0a:00:27:00:00:14 [l2-output ]

00:25:26:931418: l2-output

l2-output: sw_if_index 2 dst ff:ff:ff:ff:ff:ff src 0a:00:27:00:00:14 data 08 06 
00 01 08 00 06 04 00 01 0a 00

00:25:26:931420: tap0-output

tap0

ARP: 0a:00:27:00:00:14 -> ff:ff:ff:ff:ff:ff

request, type ethernet/IP4, address size 6/4

0a:00:27:00:00:14/192.168.56.1 -> 00:00:00:00:00:00/192.168.56.101

00:25:26:931422: tap0-tx

buffer 0x963ba: current data 0, length 42, buffer-pool 0, ref-count 1, 
totlen-nifb 0, trace handle 0x1000000

l2-hdr-offset 0 l3-hdr-offset 14

hdr-sz 0 l2-hdr-offset 0 l3-hdr-offset 14 l4-hdr-offset 0 l4-hdr-sz 0

ARP: 0a:00:27:00:00:14 -> ff:ff:ff:ff:ff:ff

request, type ethernet/IP4, address size 6/4

0a:00:27:00:00:14/192.168.56.1 -> 00:00:00:00:00:00/192.168.56.101

------------------- Start of thread 2 vpp_wk_1 -------------------

Packet 1

00:25:26:931584: virtio-input

virtio: hw_if_index 2 next-index 4 vring 0 len 42

hdr: flags 0x00 gso_type 0x00 hdr_len 0 gso_size 0 csum_start 0 csum_offset 0 
num_buffers 1

00:25:26:931587: ethernet-input

ARP: 02:fe:4d:3e:ec:be -> 0a:00:27:00:00:14

00:25:26:931588: l2-input

l2-input: sw_if_index 2 dst 0a:00:27:00:00:14 src 02:fe:4d:3e:ec:be [l2-output ]

00:25:26:931589: l2-output

l2-output: sw_if_index 1 dst 0a:00:27:00:00:14 src 02:fe:4d:3e:ec:be data 08 06 
00 01 08 00 06 04 00 02 02 fe

00:25:26:931590: virtio-0/0/8/0-output

virtio-0/0/8/0

ARP: 02:fe:4d:3e:ec:be -> 0a:00:27:00:00:14

reply, type ethernet/IP4, address size 6/4

02:fe:4d:3e:ec:be/192.168.56.101 -> 0a:00:27:00:00:14/192.168.56.1

00:25:26:931591: virtio-0/0/8/0-tx

buffer 0x93f04: current data 0, length 42, buffer-pool 0, ref-count 1, 
totlen-nifb 0, trace handle 0x2000000

l2-hdr-offset 0 l3-hdr-offset 14

hdr-sz 0 l2-hdr-offset 0 l3-hdr-offset 14 l4-hdr-offset 0 l4-hdr-sz 0

ARP: 02:fe:4d:3e:ec:be -> 0a:00:27:00:00:14

reply, type ethernet/IP4, address size 6/4

02:fe:4d:3e:ec:be/192.168.56.101 -> 0a:00:27:00:00:14/192.168.56.1
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