From 454c563ae0598ccec4dcf42276886a9bddcf79eb Mon Sep 17 00:00:00 2001
From: "Addisu Z. Taddese" <addisu@openrobotics.org>
Date: Wed, 3 Jan 2024 04:00:31 -0600
Subject: [PATCH] Add tip about non-parallel builds to README (#477)

Signed-off-by: Addisu Z. Taddese <addisu@openrobotics.org>
---
 README.md | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/README.md b/README.md
index b61a4405..dfc8112a 100644
--- a/README.md
+++ b/README.md
@@ -128,6 +128,9 @@ The following steps are for Linux and OSX.
     cd ~/ws
     colcon build
     ```
+  > [!TIP]
+  > The `ros_gz` library makes heavy use of templates which causes compilers to consume a lot of memory. If your build fails with `c++: fatal error: Killed signal terminated program cc1plus`
+  > try building with `colcon build --parallel-workers=1 --executor sequential`.
 
 ## ROSCon 2022