--- - name: Install packages become: yes package: name: - smartmontools - hdparm - apcupsd state: present - name: Set udev settings for drives become: yes copy: dest: /etc/udev/rules.d/60-ioschedulers.rules content: | # set scheduler for NVMe ACTION=="add|change", KERNEL=="nvme[0-9]n[0-9]", ATTR{queue/scheduler}="none" # set scheduler for SSD and eMMC ACTION=="add|change", KERNEL=="sd[a-z]*|mmcblk[0-9]*", ATTR{queue/rotational}=="0", ATTR{queue/scheduler}="mq-deadline" # set scheduler for rotating disks ACTION=="add|change", KERNEL=="sd[a-z]*", ATTR{queue/rotational}=="1", ATTR{queue/scheduler}="bfq" owner: root group: root mode: 0700 register: udev_iosched - name: Reload udev become: yes command: /bin/bash -c 'udevadm control --reload; udevadm trigger' when: udev_iosched.changed