ansible-playbooks/roles/common/templates/kernel/sysfs.d/10-disks.conf.j2

#
# sysfs: disk settings / tuning
#
{% if ansible_virtualization_type is defined and ansible_virtualization_type == 'xen' and ansible_virtualization_role == 'guest' %}
{% for disk in ansible_devices %}
block/{{ disk }}/queue/scheduler = none
{% endfor %}
{% endif %}
{% if sysfs_disk_settings %}
{% for disk in ansible_devices %}
{% for key in sysfs_disk_settings %}
block/{{ disk }}/{{ key }} = {{ sysfs_disk_settings[key] }}
{% endfor %}
{%- endfor %}
{% endif %}