From b800834351f3f15c9de4996b18149a7e8cae0c34 Mon Sep 17 00:00:00 2001
From: Vincent Breitmoser <look@my.amazin.horse>
Date: Sat, 9 Jun 2018 22:50:29 +0200
Subject: [PATCH] add note that the affinity package is required for the
 cpu_affinity setting

---
 synapse/config/server.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/synapse/config/server.py b/synapse/config/server.py
index 968ecd9ea0..1b8aac9b75 100644
--- a/synapse/config/server.py
+++ b/synapse/config/server.py
@@ -201,6 +201,8 @@ class ServerConfig(Config):
         # different cores. See
         # https://www.mirantis.com/blog/improve-performance-python-programs-restricting-single-cpu/.
         #
+        # This setting requires the affinity package to be installed!
+        #
         # cpu_affinity: 0xFFFFFFFF
 
         # Whether to serve a web client from the HTTP/HTTPS root resource.