2019-12-19 18:18:21,301 p=ovirt u=54494 | TASK [ovirt.cluster-upgrade : Gather self-heal facts about all gluster hosts in the cluster] ***
2019-12-19 18:18:21,650 p=ovirt u=54494 | failed: [localhost] (item=data) => {
    "ansible_loop_var": "volume_item",
    "attempts": 1,
    "changed": false,
    "volume_item": "data"
}

MSG:

Failed to find required executable gluster in paths: /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin

2019-12-19 18:18:21,803 p=ovirt u=54494 | failed: [localhost] (item=engine) => {
    "ansible_loop_var": "volume_item",
    "attempts": 1,
    "changed": false,
    "volume_item": "engine"
}

MSG:

Failed to find required executable gluster in paths: /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin

2019-12-19 18:18:21,962 p=ovirt u=54494 | failed: [localhost] (item=vmstore) => {
    "ansible_loop_var": "volume_item",
    "attempts": 1,
    "changed": false,
    "volume_item": "vmstore"
}

MSG:

Failed to find required executable gluster in paths: /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin