From 83c36650ea08176463547a91d8e7a563db7cba7b Mon Sep 17 00:00:00 2001
From: Tom Hughes <tom@compton.nu>
Date: Tue, 9 May 2017 11:01:45 +0100
Subject: [PATCH] Add role for eddie

---
 roles/eddie.rb | 59 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 roles/eddie.rb

diff --git a/roles/eddie.rb b/roles/eddie.rb
new file mode 100644
index 000000000..eb6753f45
--- /dev/null
+++ b/roles/eddie.rb
@@ -0,0 +1,59 @@
+name "eddie"
+description "Master role applied to eddie"
+
+default_attributes(
+  :apt => {
+    :sources => ["postgresql"]
+  },
+  :db => {
+    :cluster => "9.5/main"
+  },
+  :networking => {
+    :interfaces => {
+      :internal_ipv4 => {
+        :interface => "enp1s0f0.2801",
+        :role => :internal,
+        :family => :inet,
+        :address => "10.0.0.10"
+      }
+    }
+  },
+  :postgresql => {
+    :settings => {
+      :defaults => {
+        :shared_buffers => "64GB",
+        :work_mem => "64MB",
+        :maintenance_work_mem => "1GB",
+        :effective_cache_size => "180GB",
+        :effective_io_concurrency => "256"
+      }
+    }
+  },
+  :sysctl => {
+    :postgres => {
+      :comment => "Increase shared memory for postgres",
+      :parameters => {
+        "kernel.shmmax" => 66 * 1024 * 1024 * 1024,
+        "kernel.shmall" => 66 * 1024 * 1024 * 1024 / 4096
+      }
+    }
+  },
+  :sysfs => {
+    :md_tune => {
+      :comment => "Enable request merging for NVMe devices",
+      :parameters => {
+        "block/nvme0n1/queue/nomerges" => "1",
+        "block/nvme1n1/queue/nomerges" => "1",
+        "block/nvme2n1/queue/nomerges" => "1",
+        "block/nvme3n1/queue/nomerges" => "1",
+        "block/nvme4n1/queue/nomerges" => "1",
+        "block/nvme5n1/queue/nomerges" => "1",
+        "block/nvme6n1/queue/nomerges" => "1"
+      }
+    }
+  }
+)
+
+run_list(
+  "role[ucl]"
+)
-- 
2.43.2