From: Grant Slater <git@firefishy.com>
Date: Wed, 27 Jul 2022 11:55:43 +0000 (+0300)
Subject: necrosan: tweak raid queue settings
X-Git-Url: https://git.openstreetmap.org./chef.git/commitdiff_plain/e74fbe00381cf087630a62f61129b6a5d9d22e8d

necrosan: tweak raid queue settings
---

diff --git a/roles/necrosan.rb b/roles/necrosan.rb
index 0acab52e5..311246469 100644
--- a/roles/necrosan.rb
+++ b/roles/necrosan.rb
@@ -27,6 +27,15 @@ default_attributes(
         :gateway => "2a05:46c0:100:1004::"
       }
     }
+  },
+  :sysfs => {
+    :hdd_tune => {
+      :comment => "Tune the queue for improved performance",
+      :parameters => {
+        "block/sda/queue/nr_requests" => "975",
+        "block/sdb/queue/rotational" => "0"
+      }
+    }
   }
 )