Skip to content

Instantly share code, notes, and snippets.

@gottaloveit
Created June 26, 2016 19:55
Show Gist options
  • Save gottaloveit/9dc475a6870e08dc3998ce41f5cbf670 to your computer and use it in GitHub Desktop.
Save gottaloveit/9dc475a6870e08dc3998ce41f5cbf670 to your computer and use it in GitHub Desktop.
#!/bin/sh
### BEGIN INIT INFO
# Provides: disable-transparent-hugepages
# Required-Start: $local_fs
# Required-Stop:
# X-Start-Before: mongod mongodb-mms-automation-agent
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: Disable Linux transparent huge pages
# Description: Disable Linux transparent huge pages, to improve
# database performance.
### END INIT INFO
case $1 in
start)
if [ -d /sys/kernel/mm/transparent_hugepage ]; then
thp_path=/sys/kernel/mm/transparent_hugepage
elif [ -d /sys/kernel/mm/redhat_transparent_hugepage ]; then
thp_path=/sys/kernel/mm/redhat_transparent_hugepage
else
return 0
fi
echo 'never' > ${thp_path}/enabled
echo 'never' > ${thp_path}/defrag
unset thp_path
;;
esac
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment