From a79de1ec8ec6a782decf0e2ecdbbebbf796839b5 Mon Sep 17 00:00:00 2001
From: William Falcon <falc@fb.com>
Date: Tue, 6 Aug 2019 06:57:31 -0400
Subject: [PATCH] Update README.md

---
 tests/README.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tests/README.md b/tests/README.md
index f7a85b51a0..a121ff1414 100644
--- a/tests/README.md
+++ b/tests/README.md
@@ -43,6 +43,7 @@ For each set up it also tests:
 5. simulated load from HPC signal.
 
 ## Running Coverage   
+Make sure to run coverage on a GPU machine with at least 2 GPUs and NVIDIA apex installed. 
 
 ```bash
 cd pytorch-lightning