Upgrade to a newer version
You should inform in advance end users that the platform will be stopped. It can be done through mass mail engine and with a side-wide banner.
Check for upgrade
As root, run:
yum check-update tuleap\*
Upgrade
You should always read the deployment guide instructions before upgrading.
Run as root:
# Stop service
systemctl stop tuleap nginx httpd
# Upgrade packages
yum update
# Before Tuleap 12.11, you need to explicitly run the database migrations
# /usr/lib/forgeupgrade/bin/forgeupgrade --config=/etc/tuleap/forgeupgrade/config.ini update
# Deploy site configurations, run database migration & co
tuleap-cfg site-deploy
# Restart service
systemctl start tuleap nginx httpd
Enjoy all your new features!