X-Git-Url: https://git.openstreetmap.org./chef.git/blobdiff_plain/eda0faa323426615b78375067a62aecd41b9b5af..b2567ba04c9d6b93e2d3b85244a13dfdc1b0e3d3:/roles/nominatim.rb?ds=sidebyside diff --git a/roles/nominatim.rb b/roles/nominatim.rb index 1c6201472..7665045a5 100644 --- a/roles/nominatim.rb +++ b/roles/nominatim.rb @@ -1,5 +1,5 @@ name "nominatim" -description "Role applied to all nominatim servers" +description "Role applied to all nominatim servers." default_attributes( :accounts => { @@ -8,18 +8,28 @@ default_attributes( :twain => { :status => :administrator }, :nominatim => { :status => :role, - :members => [ :lonvia, :tomh, :twain ] - }, + :members => [:lonvia, :tomh, :twain] + } } }, :apache => { :mpm => "event", - :timeout => 60, + :timeout => 30, :keepalive => false, + :reqtimeout => true, :event => { - :server_limit => 32, - :max_clients => 1600, - :threads_per_child => 50 + :server_limit => 100, + :max_request_workers => 2400, + :threads_per_child => 50, + :min_spare_threads => 125, + :max_spare_threads => 925, + :async_request_worker_factor => 4, + :listen_cores_buckets_ratio => 6 + } + }, + :networking => { + :firewall => { + :http_rate_limit => "s:2/sec:15" } }, :postgresql => { @@ -27,9 +37,11 @@ default_attributes( :defaults => { :max_connections => "450", :synchronous_commit => "off", - :checkpoint_segments => "50", + :checkpoint_segments => "32", :checkpoint_timeout => "10min", :checkpoint_completion_target => "0.9", + :jit => "off", + :shared_buffers => "2GB", :autovacuum_max_workers => "1" } } @@ -37,7 +49,7 @@ default_attributes( :sysctl => { :postgres => { :comment => "Increase shared memory for postgres", - :parameters => { + :parameters => { "kernel.shmmax" => 26 * 1024 * 1024 * 1024, "kernel.shmall" => 26 * 1024 * 1024 * 1024 / 4096 } @@ -48,14 +60,28 @@ default_attributes( "kernel.sched_min_granularity_ns" => 10000000, "kernel.sched_wakeup_granularity_ns" => 15000000 } + }, + :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" + } } - }, - :nominatim => { - :enabled => true, - :repository => "git://git.openstreetmap.org/nominatim.git" } ) run_list( - "recipe[nominatim]" + "recipe[nominatim::default]" )