2 # file: roles/tg_sut/tasks/x86_64.yaml
4 - name: Configure x86_64 kernel parameters
6 path: '/etc/default/grub'
8 regexp: '^GRUB_CMDLINE_LINUX='
9 line: 'GRUB_CMDLINE_LINUX="isolcpus={{ grub.isolcpus }} nohz_full={{ grub.nohz_full }} rcu_nocbs={{ grub.rcu_nocbs }} numa_balancing=disable intel_pstate=disable intel_iommu=on iommu=pt nmi_watchdog=0 audit=0 nosoftlockup processor.max_cstate=1 intel_idle.max_cstate=1 hpet=disable tsc=reliable mce=off"'
10 notify: ['Update GRUB']
13 - name: Load msr by default
18 tags: disable-turbo-boost