From 40c2d178f318f506ab543d32ab7556dbf04a932f Mon Sep 17 00:00:00 2001
From: Ruben Barkow <rubo77@users.noreply.github.com>
Date: Thu, 20 Oct 2016 11:32:23 +0200
Subject: [PATCH] Docs: autoupdater->build instructions num cores +1

---
 docs/features/autoupdater.rst | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/docs/features/autoupdater.rst b/docs/features/autoupdater.rst
index 8c4ca73f..b89a1ebe 100644
--- a/docs/features/autoupdater.rst
+++ b/docs/features/autoupdater.rst
@@ -28,7 +28,8 @@ A fully automated nightly build could use the following commands:
     (cd site && git pull)
     make update
     make clean
-    make -j5 GLUON_TARGET=ar71xx-generic GLUON_BRANCH=experimental
+    NUM_CORES_PLUS_ONE=$(expr $(lscpu|grep -e '^CPU(s):'|xargs|cut -d" " -f2) + 1)
+    make -j$NUM_CORES_PLUS_ONE GLUON_TARGET=ar71xx-generic GLUON_BRANCH=experimental
     make manifest GLUON_BRANCH=experimental
     contrib/sign.sh $SECRETKEY output/images/sysupgrade/experimental.manifest