关于内核参数优化

net.ipv4.tcp_max_tw_buckets = 6000

net.ipv4.ip_local_port_range = 1024 65000 

net.ipv4.tcp_tw_recycle = 1 

net.ipv4.tcp_tw_reuse = 1 

net.ipv4.tcp_syncookies = 1 

net.core.somaxconn = 262144 

net.core.netdev_max_backlog = 262144

net.ipv4.tcp_max_orphans = 262144

net.ipv4.tcp_max_syn_backlog = 262144