2 description "Master role applied to scorch"
 
   7       :comment => "Tune scheduler for system disk",
 
  10       :serial => "3600605b009bbf5601fc3206407a43546",
 
  12         "queue/scheduler" => "noop",
 
  13         "queue/nr_requests" => "256",
 
  14         "queue/read_ahead_kb" => "2048"
 
  29         :address => "176.31.235.79",
 
  31         :gateway => "176.31.235.254"
 
  37         :address => "2001:41d0:2:fc4f::1",
 
  39         :gateway => "2001:41d0:2:fcff:ff:ff:ff:ff"
 
  46         :shared_buffers => "8GB",
 
  47         :maintenance_work_mem => "7144MB",
 
  48         :effective_cache_size => "16GB"
 
  54       :comment => "Increase shared memory for postgres",
 
  56         "kernel.shmmax" => 9 * 1024 * 1024 * 1024,
 
  57         "kernel.shmall" => 9 * 1024 * 1024 * 1024 / 4096
 
  63       :cluster => "14/main",
 
  69         :tile_directories => [
 
  70           { :name => "/store/tiles/default", :min_zoom => 0, :max_zoom => 19 }