From aceb81ce21075765fd9579a44acfd101a4ec3503 Mon Sep 17 00:00:00 2001
From: Paul Angus <paul.angus@shapeblue.com>
Date: Wed, 28 Nov 2018 08:30:01 +0000
Subject: [PATCH] alternate way of wrting

---
 systemvm/debian/opt/cloud/bin/setup/cloud-early-config | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/systemvm/debian/opt/cloud/bin/setup/cloud-early-config b/systemvm/debian/opt/cloud/bin/setup/cloud-early-config
index 27ec7499d58..e2428b3fbbc 100755
--- a/systemvm/debian/opt/cloud/bin/setup/cloud-early-config
+++ b/systemvm/debian/opt/cloud/bin/setup/cloud-early-config
@@ -204,14 +204,11 @@ patch() {
 
   # set cache back pressure based on amount of physical memory 100 is default
   physmem=$(free|awk '/^Mem:/{print $2}')
-  case $physmem in
-    [1-4095999])
+  if [ $((physmem)) -lt 409600 ]; then
       sed  -i "/^vm.vfs_cache_pressure/ c\vm.vfs_cache_pressure = 200" /etc/sysctl.conf
-      ;;
-    *)
+  else
       sed  -i "/^vm.vfs_cache_pressure/ c\vm.vfs_cache_pressure = 100" /etc/sysctl.conf
-      ;;
-  esac
+  fi
 
   return 0
 }