Created attachment 1470703 [details]
ansible-playbook logs.

Description of problem:

ansible-playbook shrink-osd.yml failing to remove lvm OSD's from cluster. As per the logs ansible is trying to remove OSD's using ceph-disk commands.

command used: ansible-playbook shrink-osd.yml -e osd_to_kill=2,5,10 -vvv

failed: [localhost -> magna051] (item=[u'10', u'magna051']) => {
    "changed": true, 
    "cmd": [
        "ceph-disk", 
        "deactivate", 
        "--cluster", 
        "ceph", 
        "--deactivate-by-id", 
        "10", 
        "--mark-out"
    ], 
    "delta": "0:00:00.255455", 
    "end": "2018-07-26 11:39:24.060487", 
    "failed": true, 
    "invocation": {
        "module_args": {
            "_raw_params": "ceph-disk deactivate --cluster ceph --deactivate-by-id 10 --mark-out", 
            "_uses_shell": false, 
            "chdir": null, 
            "creates": null, 
            "executable": null, 
            "removes": null, 
            "stdin": null, 
            "warn": true
        }
    }, 
    "item": [
        "10", 
        "magna051"
    ], 
    "msg": "non-zero return code", 
    "rc": 1, 
    "start": "2018-07-26 11:39:23.805032", 
    "stderr": "ceph-disk: Error: Cannot find any match device!!", 
    "stderr_lines": [
        "ceph-disk: Error: Cannot find any match device!!"
    ], 
    "stdout": "", 
    "stdout_lines": []
}


Version-Release number of selected component (if applicable):
ceph: 12.2.5-20redhat1xenial
ansible: 2.4.4.0-2redhat1
ceph-ansible: 3.1.0~rc10-2redhat1
OS: Ubuntu 16.04, kernel: 4.13.0-041300-generic

How reproducible:
5/5

Steps to Reproduce:
1. Run shrink-osd.yml on a lvm based OSD cluster.

Actual results:
Removing lvm based OSD's from cluster is failing.

Expected results:
lvm based OSD's should be removed from cluster without any issues.

Additional info:
NA