TL; DR: the most interesting facts about Ceph in tables and graphs obtained from the results of the Ceph user survey in 2019.
What type of organization do you have?
Answered the question: 405
Missed question: 0
Response
Answered
%
a commercial
257
63.46
Government
19
4.69
Military
0
0
Educational
57
14.07
Nonprofit
16
3.95
other
56
13.82
Why are you using Ceph?
Answered the question: 405
Missed question: 0
Response
Answered
%
Open source
367
90.62
Scalability
326
80.49
Price
247
60.99
Functional
223
55.06
fault tolerance
309
76.30
Reliability, survivability, data integrity
279
68.89
Performance
125
30.86
Possibility of implementation with related technologies
120
29.63
Other
13
3.21
How long have you been using Ceph?
Answered the question: 405
Missed question: 0
Response
Answered
%
Less than a year
72
17.78
1-2 years
65
16.05
2-5 years
203
50.12
Over 5 years
58
14.32
Do not use
7
1.73
In which countries do you have Ceph deployed?
Answered the question: 405
Missed question: 0
Response
Answered
%
other
249
61.48
USA
87
21.48
Germany
73
18.02
China
30
7.41
United Kingdom
29
7.16
Russia
26
6.42
France
20
4.94
How do you install Ceph?
Answered the question: 344
Missed question: 61
Response
Answered
%
Developer packages
170
49.42
Distribution packages
131
38.08
Packages from manufacturers
93
27.03
Collecting our packages
26
7.56
Building your own version
12
3.49
Note If you are still swimming a little in questions of how to install and deploy Ceph correctly, from October 15 . You will initially receive system knowledge of basic concepts and terms, and upon completion of the course, you will learn how to fully install, configure and manage Ceph.
How do you deploy?
Answered the question: 312
Missed question: 93
Response
Answered
%
Ansible
134
42.95
ceph-deploy
133
42.63
Other (here Proxmox + CLI)
75
24.04
Applicable operating system
Answered the question: 344
Missed question: 61
Response
Answered
%
Ubuntu
131
38.08
Debian
101
29.36
CentOS
125
36.34
RHEL
34
9.88
SLESOpenSuse
21
6.10
other
55
15.99
What equipment do you use?
Answered the question: 343
Missed question: 62
Response
Answered
%
Supermicro
171
50.00
Dell
131
38.30
HPE
89
26.02
Other
162
47.23
What drives do you use?
Answered the question: 342
Missed question: 63
Response
Answered
%
HDD
305
89.18
SSD (SAS, SATA)
261
76.32
NVMe
161
47.08
Others
21
6.14
Are you using a separate network for OSD?
Answered the question: 342
Missed question: 63
Response
Answered
%
Yes
249
72.81
No
93
27.19
What software do you use with Ceph?
Answered the question: 340
Missed question: 65
Response
Answered
%
RBD on Linux servers
123
36.18
nextmox
114
33.53
KVM
105
30.88
OpenStack
97
28.53
Kubernetes
88
25.88
Other
178
52.35
What are you using RBD for?
Answered the question: 295
Missed question: 110
Response
Answered
%
virtualisation
232
78.64
Π Π΅Π·Π΅ΡΠ²Π½ΠΎΠ΅ ΠΊΠΎΠΏΠΈΡΠΎΠ²Π°Π½ΠΈΠ΅
133
45.08
Clouds
122
41.36
Containers
117
39.66
Archive storage
94
31.86
What are you using RGW for?
Answered the question: 163
Missed question: 242
Response
Answered
%
Archival storage
105
64.42
Π Π΅Π·Π΅ΡΠ²Π½ΠΎΠ΅ ΠΊΠΎΠΏΠΈΡΠΎΠ²Π°Π½ΠΈΠ΅
92
56.44
Big data and analytics
61
37.42
What are you using CephFS for?
Answered the question: 184
Missed question: 221
Response
Answered
%
General Purpose NAS
98
53.26
Π Π΅Π·Π΅ΡΠ²Π½ΠΎΠ΅ ΠΊΠΎΠΏΠΈΡΠΎΠ²Π°Π½ΠΈΠ΅
87
47.28
Home directories
63
34.24
Archival storage
54
29.35
media streaming
44
23.91
What kind of monitoring are you using?
Answered the question: 312
Missed question: 93
Response
Answered
%
Ceph Dashboard
170
54.49
Grafana (custom settings)
135
43.27
Prometheus
126
40.38
nextmox
91
29.17
Zabbix
60
19.23
NagiosIcinga
54
17.31
Note If there is a need to improve, or even learn how to properly log and monitor, welcome to the course . Now you can purchase the course at a significant discount. During the course you will learn what exactly to monitor, what metrics to collect and how to set up alerts to quickly find and fix problems in the cluster. What metrics should be collected with Prometheus? How to visualize monitoring using Grafana and how to correctly set up alerts?
Data for charts taken .
Source: habr.com