From: C.J. Collier <cjcollier@linuxfoundation.org>
Date: Wed, 14 Sep 2016 17:24:04 +0000 (-0700)
Subject: Write vm.nr_hugepages to persistent media
X-Git-Url: https://gerrit.fd.io/r/gitweb?a=commitdiff_plain;h=8c52a2b08de17fd2bf20abaefca11251592d9ec0;p=ci-management.git

Write vm.nr_hugepages to persistent media

Contrary to the comment, the code did not persist the vm.nr_hugepages
value across reboots

Change-Id: I34739800ccb525d725f0a936975a283886969936
Signed-off-by: C.J. Collier <cjcollier@linuxfoundation.org>
---

diff --git a/vagrant/lib/bootstrap-functions.sh b/vagrant/lib/bootstrap-functions.sh
index 9a6067818..71fa0625d 100644
--- a/vagrant/lib/bootstrap-functions.sh
+++ b/vagrant/lib/bootstrap-functions.sh
@@ -154,7 +154,9 @@ deb_install_pkgs() {
 
 deb_enable_hugepages() {
     # Setup for hugepages using sysctl so it persists across reboots
-    sysctl -w vm.nr_hugepages=1024
+    AVP="vm.nr_hugepages=1024"
+    sysctl -w ${AVP}
+    echo "${AVP}" >> /etc/sysctl.conf
 
     mkdir -p /mnt/huge
     echo "hugetlbfs       /mnt/huge  hugetlbfs       defaults        0 0" >> /etc/fstab