VPP/EC2 instance with SRIOV
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[hide]VPP on an EC2 instance with SR-IOV support
AWS EC2 network consists of VLAN. So DPDK should support vlan offload especially "strip on"
AWS Enhanced Networking SR-IOV VF NIC. see detail at http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/enhanced-networking.html
HowTo
Configuration
This is recommened config for dpdk section at /etc/vpp/startup.conf
dpdk {
dev default {
num-rx-queues 2
num-tx-queues 2
vlan-strip-offload on
}
}
Running the example
The DPDK interface should be configured strip on at vlan offload
DBGvpp# show hardware-interfaces detail
Name Idx Link Hardware
VirtualFunctionEthernet0/4/0 1 up VirtualFunctionEthernet0/4/0
Ethernet address 02:f8:f6:ae:24:88
Intel 82599 VF
carrier up full duplex speed 10000 mtu 9216
pci id: device 8086:10ed subsystem 0000:0000
pci address: 0000:00:04.00
max rx packet len: 9728
max num of queues: rx 2 tx 2
promiscuous: unicast off all-multicast on
vlan offload: strip on filter off qinq off
rx offload caps: vlan-strip ipv4-cksum udp-cksum tcp-cksum
tx offload caps: vlan-insert ipv4-cksum udp-cksum tcp-cksum sctp-cksum
tcp-tso
rss active: ipv4-tcp ipv6-tcp-ex ipv6-tcp ipv6-udp ipv6-ex
rss supported: none
rx queues 2, rx desc 1024, tx queues 1, tx desc 1024
cpu socket 0
tx frames ok 719
tx bytes ok 72021
rx frames ok 723
rx bytes ok 72401
extended stats:
rx good packets 723
tx good packets 719
rx good bytes 72401
tx good bytes 72021
rx errors 0
tx errors 0
rx mbuf allocation errors 0
rx q0packets 0
rx q0bytes 0
rx q0errors 0
rx q1packets 0
rx q1bytes 0
rx q1errors 0
tx q0packets 0
tx q0bytes 0
rx multicast packets 0
