description "Role applied to all tile cache servers"
default_attributes(
+ :accounts => {
+ :groups => {
+ :proxy => {
+ :members => [:tomh, :grant, :matt, :jburgess]
+ }
+ }
+ },
+ :apt => {
+ :sources => ["nginx"]
+ },
+ :munin => {
+ :plugins => {
+ :cpu => {
+ :user => { :warning => 200, :critical => 400 }
+ }
+ }
+ },
:sysctl => {
:network_conntrack_time_wait => {
:comment => "Only track completed connections for 30 seconds",
- :parameters => {
+ :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" => "131072"
+ }
+ },
+ :kernel_tfo_listen_enable => {
+ :comment => "Enable TCP Fast Open for listening sockets",
+ :parameters => {
+ "net.ipv4.tcp_fastopen" => 3
+ }
+ },
:squid_swappiness => {
:comment => "Prefer not to swapout to free memory",
- :parameters => {
+ :parameters => {
"vm.swappiness" => "30"
}
}
)
run_list(
- "role[geodns]",
"recipe[tilecache]"
)