+ },
+ :swappiness => {
+ :comment => "Reduce swap usage",
+ :parameters => {
+ "vm.swappiness" => 10
+ }
+ },
+ :network_conntrack_time_wait => {
+ :comment => "Only track completed connections for 30 seconds",
+ :parameters => {
+ "net.netfilter.nf_conntrack_tcp_timeout_time_wait" => "30"
+ }
+ },
+ :network_conntrack_max => {
+ :comment => "Increase max number of connections tracked",
+ :parameters => {
+ "net.netfilter.nf_conntrack_max" => "196608"
+ }