--- # file: roles/calibration/tasks/main.yaml - name: Calibration - Install Distribution - Release - Machine Prerequisites package: name: "{{ packages | flatten(levels=1) }}" state: latest update_cache: true tags: - install-dependencies - name: Calibration - Check CPU Power States shell: "lscpu" register: current_lscpu changed_when: false failed_when: | 'CPU min MHz' in current_lscpu.stdout and 'Intel(R) Xeon(R)' in current_lscpu.stdout tags: - check-cpu-frequency - name: Calibration - Check Kernel Version of "{{ kernel_version }}" shell: "uname -r" register: current_kernel_version changed_when: false failed_when: | current_kernel_version.stdout not in kernel_version tags: - check-kernel-version - name: Calibration - Check Kernel Parameters shell: "cat /proc/cmdline" register: current_kernel_parameters changed_when: false failed_when: | 'isolcpus' not in current_kernel_parameters.stdout or 'nohz_full' not in current_kernel_parameters.stdout or 'rcu_nocbs' not in current_kernel_parameters.stdout or 'processor.max_cstate=1' not in current_kernel_parameters.stdout or 'nmi_watchdog=0' not in current_kernel_parameters.stdout or 'intel_iommu=on' not in current_kernel_parameters.stdout or 'nosoftlockup' not in current_kernel_parameters.stdout tags: - check-cmdline - name: Calibration - Get Spectre Meltdown Checker get_url: url: "https://meltdown.ovh" dest: "/opt/spectre-meltdown-checker.sh" mode: "744" tags: - check-spectre-meltdown - name: Calibration - Run Spectre Meltdown Checker shell: "/opt/spectre-meltdown-checker.sh --no-color || true" async: 60 poll: 0 ignore_errors: true register: spectre_meltdown_async tags: - check-spectre-meltdown - name: Calibration - {{ ansible_machine }} Specific include_tasks: "{{ ansible_machine }}.yaml" tags: - check-machine-specific - check-jitter-tool - name: Check sync status async_status: jid: "{{ spectre_meltdown_async.ansible_job_id }}" register: "spectre_meltdown_poll_results" until: spectre_meltdown_poll_results.finished retries: 30 - debug: var=spectre_meltdown_poll_results.stdout_lines tags: - check-spectre-meltdown