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check_ceph_osd.md NaN GiB
# Check Ceph OSDs
## Introduction
Show cheph osd status: how many OSDs exist and how many are up/ down.
This check sends performance data.
On your cluster you might want to increase the values for warning and
critical level.
## Requirements
* `ceph` binary and sudo permission on it to get the information
```txt
icingaclient ALL=(ALL) NOPASSWD: /bin/ceph
```
## Syntax
```txt
______________________________________________________________________
CHECK_CEPH_OSD
v1.6
(c) Institute for Medical Education - University of Bern
Licence: GNU GPL 3
______________________________________________________________________
Show cheph osd status: how many OSDs exist and how many are up/ down.
This check sends performance data.
On your cluster you might want to increase the values for warning and
critical level.
SYNTAX:
check_ceph_osd [-w WARN_LIMIT] [-c CRITICAL_LIMIT]
OPTIONS:
-h or --help show this help.
-w VALUE warning level (default: 1)
-c VALUE critical level (default: 2)
EXAMPLE:
check_ceph_osd
no parameters; normal usage to get the ceph osd status
check_ceph_osd -c 10
change to critical level if 10 osds are down.
```
## Examples
`$ check_ceph_osd` returns
```txt
OK: Check of available OSDs - 30 OSDs total .. 30 up .. 0 down (Limits: warn at 1; critical 2)
ID CLASS WEIGHT TYPE NAME STATUS REWEIGHT PRI-AFF
-1 53.67825 root default
-3 9.31496 host ceph01
0 ssd 1.86299 osd.0 up 1.00000 1.00000
6 ssd 1.86299 osd.6 up 1.00000 1.00000
12 ssd 1.86299 osd.12 up 1.00000 1.00000
18 ssd 1.86299 osd.18 up 1.00000 1.00000
24 ssd 1.86299 osd.24 up 1.00000 1.00000
-5 8.73299 host ceph02
1 ssd 1.74660 osd.1 up 1.00000 1.00000
7 ssd 1.74660 osd.7 up 1.00000 1.00000
13 ssd 1.74660 osd.13 up 1.00000 1.00000
19 ssd 1.74660 osd.19 up 1.00000 1.00000
25 ssd 1.74660 osd.25 up 1.00000 1.00000
-7 8.73299 host ceph03
2 ssd 1.74660 osd.2 up 1.00000 1.00000
8 ssd 1.74660 osd.8 up 1.00000 1.00000
14 ssd 1.74660 osd.14 up 1.00000 1.00000
20 ssd 1.74660 osd.20 up 1.00000 1.00000
26 ssd 1.74660 osd.26 up 1.00000 1.00000
-9 8.73299 host ceph04
3 ssd 1.74660 osd.3 up 1.00000 1.00000
9 ssd 1.74660 osd.9 up 1.00000 1.00000
15 ssd 1.74660 osd.15 up 1.00000 1.00000
21 ssd 1.74660 osd.21 up 1.00000 1.00000
27 ssd 1.74660 osd.27 up 1.00000 1.00000
-11 9.31496 host ceph05
5 ssd 1.86299 osd.5 up 1.00000 1.00000
11 ssd 1.86299 osd.11 up 1.00000 1.00000
17 ssd 1.86299 osd.17 up 1.00000 1.00000
23 ssd 1.86299 osd.23 up 1.00000 1.00000
29 ssd 1.86299 osd.29 up 1.00000 1.00000
-13 8.84938 host ceph06
4 ssd 1.86299 osd.4 up 1.00000 1.00000
10 ssd 1.74660 osd.10 up 1.00000 1.00000
16 ssd 1.74660 osd.16 up 1.00000 1.00000
22 ssd 1.74660 osd.22 up 1.00000 1.00000
28 ssd 1.74660 osd.28 up 1.00000 1.00000
|osd-total=30;;;0;30 osd-up=30;;;0;30 osd-down=0;;;0;30
```