X-Git-Url: https://git.openstreetmap.org/chef.git/blobdiff_plain/5aa1a116f5d93a4de9e4e6cc3b8e2881c8e7c90b..7cd3afb93c1d0faa260130d3322a7d98e3b6cf01:/roles/poldi.rb

diff --git a/roles/poldi.rb b/roles/poldi.rb
index 484e27d94..6a92cfc90 100644
--- a/roles/poldi.rb
+++ b/roles/poldi.rb
@@ -31,6 +31,15 @@ default_attributes(
       }
     }
   },
+  :sysfs => {
+    :md_tune => {
+      :comment => "Tune the md sync performance so as not to kill system performance",
+      :parameters => {
+        "block/md0/md/sync_speed_min" => "100",
+        "block/md0/md/sync_speed_max" => "100000"
+      }
+    }
+  },
   :networking => {
     :interfaces => {
       :internal_ipv4 => {
@@ -50,7 +59,7 @@ default_attributes(
   :postgresql => {
     :settings => {
       :defaults => {
-        :shared_buffers => "12GB",
+        :shared_buffers => "24GB",
         :work_mem => "160MB",
         :maintenance_work_mem => "10GB",
         :random_page_cost => "1.5",