[JIRA] (OVIRT-1668) Load the right tuned profile on CentOS

Load the right tuned profile on CentOS -------------------------------------- Key: OVIRT-1668 URL: https://ovirt-jira.atlassian.net/browse/OVIRT-1668 Project: oVirt - virtualization made easy Issue Type: Improvement Components: oVirt CI, oVirt Infra Reporter: Barak Korren Assignee: Evgheni Dereveanchin Priority: High Labels: jenkins, performance, slaves There was a story published this weekend explaining that in CentOS, the {{tuned}} performance profile that is selected by default is probably not right for servers: http://jperrin.org/centos/boosting-centos-server-performance/ We need to ensure that we select the right profile for our systems. We should probably just do this from '{{global_setup.sh}}'