From f840c0bf15adbbff197bf6b33aa235a7ff60628f Mon Sep 17 00:00:00 2001
From: Mike Reeves <mike.reeves@securityonionsolutions.com>
Date: Mon, 9 Apr 2018 21:33:30 -0400
Subject: [PATCH] Setup Script - Change function for calculating cores

---
 so-setup-network.sh | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/so-setup-network.sh b/so-setup-network.sh
index 149aeeb85..45a61f909 100644
--- a/so-setup-network.sh
+++ b/so-setup-network.sh
@@ -26,9 +26,9 @@ LISTCORES=$(cat /proc/cpuinfo | grep processor | awk '{print $3 " \"" "core" "\"
 
 # Functions
 
-bro_calculate_lbprocs() {
+calculate_useable_cores() {
   #Calculate total lbprocs for basic install
-  local CORES4BRO=$(( $CPUCORES/2 ))
+  local CORES4BRO=$(( $CPUCORES/2 - 1 ))
   LBPROCS=$(printf "%.0f\n" $CORES4BRO)
 }
 
@@ -649,6 +649,8 @@ if (whiptail_you_sure) then
     whiptail_management_server
     whiptail_nids
     whiptail_sensor_config
+    # Calculate bro lbprocs so we can call it in the prompts
+    calculate_useable_cores
     if [ $NSMSETUP == 'ADVANCED' ]; then
       whiptail_bro_pins
       whiptail_bond_nics_mtu