From: Grant Slater <git@firefishy.com>
Date: Mon, 23 Dec 2019 13:25:40 +0000 (+0000)
Subject: tile: Use TCP BBR congestion control
X-Git-Url: https://git.openstreetmap.org./chef.git/commitdiff_plain/3d7a211970c6e6e0ded63f2f9f6467aa6152b759

tile: Use TCP BBR congestion control
---

diff --git a/roles/tile.rb b/roles/tile.rb
index cb703ae71..c4b0834d1 100644
--- a/roles/tile.rb
+++ b/roles/tile.rb
@@ -64,6 +64,13 @@ default_attributes(
         "kernel.sched_min_granularity_ns" => 10000000,
         "kernel.sched_wakeup_granularity_ns" => 15000000
       }
+    },
+    :tcp_use_bbr => {
+      :comment => "Use TCP BBR Congestion Control",
+      :parameters => {
+        "net.core.default_qdisc" => "fq",
+        "net.ipv4.tcp_congestion_control" => "bbr"
+      }
     }
   },
   :tile => {