+ :network_conntrack_max => {
+ :comment => "Increase max number of connections tracked",
+ :parameters => {
+ "net.netfilter.nf_conntrack_max" => "524288"
+ }
+ },
+ :network_local_port_range => {
+ :comment => "Increase available local port range",
+ :parameters => {
+ "net.ipv4.ip_local_port_range" => "1024 65000"
+ }
+ },
+ :kernel_tfo_listen_enable => {
+ :comment => "Enable TCP Fast Open for listening sockets",
+ :parameters => {
+ "net.ipv4.tcp_fastopen" => 3
+ }
+ },