From f7d31919d7a9abab7b02615b8e9303d13e2dbe74 Mon Sep 17 00:00:00 2001
From: Sylvain Jeaugey <sjeaugey@nvidia.com>
Date: Mon, 5 Nov 2018 11:42:33 -0800
Subject: [PATCH]  Add instructions to install packaging toolchain

Address #143 and #150 : debuild not installed.
---
 README.md | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/README.md b/README.md
index e22f712191..93edad83b2 100644
--- a/README.md
+++ b/README.md
@@ -52,12 +52,18 @@ To install NCCL on the system, create a package then install it as root.
 
 Debian/Ubuntu :
 ```shell
+$ # Install tools to create debian packages
+$ sudo apt install build-essential devscripts debhelper
+$ # Build NCCL deb package
 $ make pkg.debian.build
 $ ls build/pkg/deb/
 ```
 
 RedHat/CentOS :
 ```shell
+$ # Install tools to create rpm packages
+$ sudo yum install rpm-build rpmdevtools
+$ # Build NCCL rpm package
 $ make pkg.redhat.build
 $ ls build/pkg/rpm/
 ```