On 15/05/2019 16:49, Илья Шипицин wrote: > it will most probably get lost in mailing list. > can we add it to https://openvpn.net website ? something like "performance > testing" with full configs provided ? Good idea, but maybe not the official corp web pages just yet. But we should definitely have some wiki pages under https://community.openvpn.net/ related to how to prepare a good setup for performance testing. -- kind regards, David Sommerseth OpenVPN Inc > ср, 15 мая 2019 г. в 18:49, Lev Stipakov >: > > Hi guys, > > I made openvpn3 (required changes will be incorporated into main branch at > some point) work with wintun and did performance testing in AWS. > > Client:    c5.xlarge, Windows Server 2016, patched openvpn3 test client > and OpenVPN Connect 2.7.1.103 (uses tap-windows6, based on openvpn3). > > Server:  c5.xlarge, Ubuntu 18.04, openvpn 2.4.4 > > Client and server instances are in the same VPC and placement group. > > iPerf3 running on server: > > > iperf3 -s -B 0.0.0.0 -V > > iPerf3 running on client: > > > iperf3 -c 10.8.0.1 -V (server VPN address) > > iperf3 -c 10.0.0.18 -V (server VPC address)   > > Results: > > - no vpn > > [ ID] Interval           Transfer     Bandwidth > [  4]   0.00-10.00  sec  8.67 GBytes  7.45 Gbits/sec                  sender > [  4]   0.00-10.00  sec  8.67 GBytes  7.45 Gbits/sec                  receiver > CPU Utilization: local/sender 61.4% (5.6%u/55.8%s), remote/receiver 33.9% > (1.7%u/32.2%s) > > - tap-windows6 > > [ ID] Interval           Transfer     Bandwidth > [  4]   0.00-10.00  sec   404 MBytes   339 Mbits/sec                  sender > [  4]   0.00-10.00  sec   404 MBytes   339 Mbits/sec                  receiver > CPU Utilization: local/sender 4.6% (0.3%u/4.3%s), remote/receiver 21.4% > (2.2%u/19.2%s) > > - wintun > > [ ID] Interval           Transfer     Bandwidth > [  4]   0.00-10.00  sec   536 MBytes   449 Mbits/sec                  sender > [  4]   0.00-10.00  sec   536 MBytes   449 Mbits/sec                  receiver > CPU Utilization: local/sender 2.9% (0.1%u/2.8%s), remote/receiver 10.1% > (0.7%u/9.3%s) > > As you see, wintun performs 30% better comparison to tap-windows6 and > incurs significantly less CPU usage. > > -- > -Lev