To potentially improve network performance: echo "net.core.rmem_max=16777216" >> /etc/sysctl.conf echo "net.core.wmem_max=16777216" >> /etc/sysctl.conf echo "net.ipv4.tcp_rmem=4096 87380 16777216" >> /etc/sysctl.conf echo "net.ipv4.tcp_wmem=4096 65536 16777216" >> /etc/sysctl.conf sysctl -p