From b65c89c159aeb87cf5c0f66894e862473a688b7b Mon Sep 17 00:00:00 2001
From: Frank Dellaert <dellaert@gmail.com>
Date: Thu, 17 Feb 2022 00:10:04 -0500
Subject: [PATCH] Use at least 2 cores

---
 .github/scripts/unix.sh | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/.github/scripts/unix.sh b/.github/scripts/unix.sh
index d890577b6..c2ecad735 100644
--- a/.github/scripts/unix.sh
+++ b/.github/scripts/unix.sh
@@ -95,7 +95,11 @@ function build ()
   configure
 
   if [ "$(uname)" == "Linux" ]; then
-    make -j$(nproc)
+    if (($(nproc) > 2)); then
+      make -j$(nproc)
+    else
+      make -j2
+    fi
   elif [ "$(uname)" == "Darwin" ]; then
     make -j$(sysctl -n hw.physicalcpu)
   fi
@@ -113,7 +117,11 @@ function test ()
 
   # Actual testing
   if [ "$(uname)" == "Linux" ]; then
-    make -j$(nproc) check
+    if (($(nproc) > 2)); then
+      make -j$(nproc) check
+    else
+      make -j2 check
+    fi
   elif [ "$(uname)" == "Darwin" ]; then
     make -j$(sysctl -n hw.physicalcpu) check
   fi