---
- name: centos | installing lvm2
  yum:
    name: lvm2
    state: present

- name: centos | installing sg3_utils
  yum:
    name: sg3_utils
    state: present

- name: centos | checking for scsi devices
  shell: sg_scan
  register: scsi_devices
  changed_when: False

- name: centos | rescanning for new disks
  command: /usr/bin/rescan-scsi-bus.sh
  changed_when: False