Adjust Linux Network Receive Window for Fast Networks

Simply execute the following command in your shell to increase the receive window buffers. That should improve the performance, especially from servers with a high latency.

sudo sysctl -w \
net.core.wmem_max=1075200 \
net.core.rmem_max=1075200 \
net.ipv4.tcp_rmem="4096 87380 8388608" \
net.ipv4.tcp_wmem="4096 87380 8388608" \
net.core.rmem_default=1075200 \
net.core.wmem_default=1075200