echo 9000 65500 > /proc/sys/net/ipv4/ip_local_port_range
echo 256960 > /proc/sys/net/core/rmem_default
echo 256960 > /proc/sys/net/core/rmem_max
echo 256960 > /proc/sys/net/core/wmem_default
echo 256960 > /proc/sys/net/core/wmem_max
echo 65535 > /proc/sys/kernel/msgmnb
echo 65535 > /proc/sys/kernel/msgmax
echo 3221225472 > /proc/sys/kernel/shmmax
echo 4294967296 > /proc/sys/kernel/shmall
echo “4096 87380 4194304” > /proc/sys/net/ipv4/tcp_rmem
echo “4096 16384 4194304” > /proc/sys/net/ipv4/tcp_wmem
echo 15 > /proc/sys/net/ipv4/tcp_fin_timeout
echo 5 > /proc/sys/net/ipv4/tcp_keepalive_probes
echo 1 > /proc/sys/net/ipv4/tcp_tw_reuse
echo 1 > /proc/sys/net/ipv4/icmp_echo_ignore_broadcasts
echo 1 > /proc/sys/net/ipv4/icmp_ignore_bogus_error_responses
echo 4096 > /proc/sys/net/core/somaxconn
echo 65535 > /proc/sys/fs/file-max
echo 1 > /proc/sys/vm/drop_caches