X-Git-Url: https://git.openstreetmap.org./chef.git/blobdiff_plain/15ad3199b542c4b0000c62f228de91c484e1b9e4..a48d3c6dbc350bfb430691dbc128ff06ad8f979a:/roles/base.rb?ds=sidebyside diff --git a/roles/base.rb b/roles/base.rb index 3fab5ba8b..23b5e4e1a 100644 --- a/roles/base.rb +++ b/roles/base.rb @@ -10,13 +10,10 @@ default_attributes( :jburgess => { :status => :administrator } } }, - :apt => { - :sources => ["openstreetmap"] - }, :munin => { :plugins => { - :ntp_offset => { - :offset => { :warning => "100", :critical => "250" } + :chrony => { + :systime => { :warning => "100", :critical => "250" } } } }, @@ -51,7 +48,10 @@ default_attributes( }, :network_backlog => { :comment => "Increase maximum backlog for incoming network packets", - :parameters => { "net.core.netdev_max_backlog" => "2500" } + :parameters => { + "net.core.netdev_max_backlog" => "2500", + "net.core.netdev_budget" => "600" + } }, :network_conntrack_established => { :comment => "Only track established connections for four hours", @@ -66,18 +66,17 @@ default_attributes( } }, :default_qdisc => { - :comment => "Use pfifo_fast as the default queuing discipline", + :comment => "Use fq as the default queuing discipline and cubic for congestion control", :parameters => { - "net.core.default_qdisc" => "pfifo_fast" + "net.core.default_qdisc" => "fq", + "net.ipv4.tcp_congestion_control" => "cubic" } - } - }, - :sysfs => { - :cpufreq_ondemand => { - :comment => "Tune the ondemand CPU frequency governor", + }, + :tune_cpu_scheduler => { + :comment => "Tune CPU scheduler for server scheduling", :parameters => { - "devices/system/cpu/cpufreq/ondemand/up_threshold" => "25", - "devices/system/cpu/cpufreq/ondemand/sampling_down_factor" => "100" + "kernel.sched_migration_cost_ns" => 50000000, + "kernel.sched_autogroup_enabled" => 0 } } } @@ -89,7 +88,7 @@ run_list( "recipe[chef]", "recipe[devices]", "recipe[hardware]", - "recipe[munin]", + "recipe[munin::plugins]", "recipe[networking]", "recipe[exim]", "recipe[ntp]",