ソラ

sudo nano /etc/sysctl.conf

kern.ipc.maxsockbuf=16777216
net.inet.tcp.sendspace=1048576
net.inet.tcp.recvspace=1048576
net.inet.tcp.win_scale_factor=8
net.inet.tcp.autorcvbufmax=33554432
net.inet.tcp.autosndbufmax=33554432
net.inet.udp.maxdgram=65500
kern.ipc.somaxconn=2048

# Verify the settings
sysctl net.inet.tcp

Mac OSX Tuning