---
# 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: |
kernel_version not in current_kernel_version.stdout
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