Virtual Network Resource Optimization Model for Network Function Virtualization

Table 3

DuT, VNF, and emulator setup.

Host (DuT)
CPU	Intel(R) Xeon(R) W-2145 CPU @ 3.70 GHz, 8 cores, HT off, Turbo boost off, C-state disabled
RAM	Dual channel , 2666 MHz
OS	Ubuntu 16.04.5 LTS
NIC1/2	82599ES 10-Gigabit SFI/SFP+
Network driver	ixgbe 4.2.1
Forwarding engine	OVS 2.5.5
NF	OVS 2.5.5
I/O framework	NAPI
Hypervisor	QEMU 2.5
Kernel settings
Driver/NIC settings
VNF
vCPU	2 cores, HT off
RAM	4 GB
OS	Ubuntu 16.04.5 LTS
vNIC1/2	vhost-net
Network driver	virtio-net 1.0
VNF	OVS 2.5
I/O framework	NAPI
Kernel settings
Driver/NIC settings
Emulator
CPU	Intel(R) Xeon(R) W-2145 CPU @ 3.70 GHz
RAM	Dual channel , 2666 MHz
OS	Ubuntu 16.04.5 LTS
Traffic generator	MoonGen
NIC1/2	82599ES 10-Gigabit SFI/SFP+
I/O framework	DPDK