2 description "Role applied to all tile cache servers"
8 :members => [:tomh, :grant, :matt, :jburgess]
19 :network_conntrack_time_wait => {
20 :comment => "Only track completed connections for 30 seconds",
22 "net.netfilter.nf_conntrack_tcp_timeout_time_wait" => "30"
25 :network_conntrack_max => {
26 :comment => "Increase max number of connections tracked",
28 "net.netfilter.nf_conntrack_max" => "524288"
31 :network_local_port_range => {
32 :comment => "Increase available local port range",
34 "net.ipv4.ip_local_port_range" => "4096 64000"
37 :kernel_tfo_listen_enable => {
38 :comment => "Enable TCP Fast Open for listening sockets",
40 "net.ipv4.tcp_fastopen" => 3
43 :squid_swappiness => {
44 :comment => "Prefer not to swapout to free memory",
46 "vm.swappiness" => "30"