tcp一些运行参数的设置

echo "514288" > /proc/sys/net/core/rmem_max
echo "514288" > /proc/sys/net/core/rmem_default
echo "262144" > /proc/sys/net/core/wmem_max
echo "262144" > /proc/sys/net/core/wmem_default
echo "1" > /proc/sys/net/ipv4/tcp_window_scaling
echo "1" > /proc/sys/net/ipv4/tcp_sack
echo "1" > /proc/sys/net/ipv4/tcp_fack
echo "1" > /proc/sys/net/ipv4/tcp_timestamps
echo "1" > /proc/sys/net/ipv4/tcp_timestamps
echo "786432 1048576 1572864" > /proc/sys/net/ipv4/tcp_mem
echo "4096 87380 174760" > /proc/sys/net/ipv4/tcp_rmem
echo "4096 16384 131072" > /proc/sys/net/ipv4/tcp_wmem
echo "0" > /proc/sys/net/ipv4/tcp_low_latenc