On Thu, Jul 24, 2014 at 7:59 AM, Andrew Rose <andreyrose at gmail.com> wrote: > Hi Nikos! > 1-2. Network don't have bottleneck in both direction > 3-4. I set this option try-mtu-discover and uncheck output-buffer. > 6. I use gnu tls builded from git rep. > > I noticed another strange thing. after I established a connection CPU > load is less than 100%. But immediately after the download process > begins systemd-networkd jumps to 100 percent and stays even after > downloaded ends. Hello Andrew, Please keep the mailing list in CC. I have no idea how systemd-networkd works, and how is it involved with ocserv. A guess would be that it somehow gets confused with the network devices ocserv brings up. The fact that it uses lots of CPU time may be related with the performance drop you see. regards, Nikos