CentOS 7
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Grafana : Install
2017/10/26
 
Install Web Dashboard tool, Grafana.
Grafana is the visualize tool, so it needs data source from Database System like Graphite, Prometheus, Elasticsearch, InfluxDB, OpenTSDB, AWS Cloudwatch, MySQL, PostgreSQL.
[1] Install Grafana.
[root@dlp ~]#
cat > /etc/yum.repos.d/grafana.repo <<'EOF'
[grafana]
name=grafana
baseurl=https://packagecloud.io/grafana/stable/el/7/$basearch
gpgkey=https://packagecloud.io/gpg.key https://grafanarel.s3.amazonaws.com/RPM-GPG-KEY-grafana
enabled=0
gpgcheck=1
EOF
[root@dlp ~]#
yum --enablerepo=grafana -y install grafana initscripts fontconfig
[root@dlp ~]#
vi /etc/grafana/grafana.ini
# line 30: uncomment (if you use SSL/TLS, change to [https])

protocol = http
# line 36: uncomment (if you'd like to use another port, change it)

http_port = 3000
# line 39: uncomment (if you'd like to change display domain name, change it)

domain =
dlp.srv.world
[root@dlp ~]#
systemctl start grafana-server

[root@dlp ~]#
systemctl enable grafana-server
[2] If Firewalld is running, allow service port.
[root@dlp ~]#
firewall-cmd --add-port=3000/tcp --permanent

success
[root@dlp ~]#
firewall-cmd --reload

success
[3] Access to [http://(Grafana server's hostname or IP address):3000/] from any Clients with web browser, then, Grafana login form is shown like follows. It's possible to login with [admin] user and with the default password [admin].
[4] After login normally, Grafana Home is shown.
[5] First, Change admin password to strong one on User Profile setting.
[6] It's OK to install Grafana.
Additionally, for example, create a dashboard with Graphite data source.
Click [Add data source] on the Home screen.
[7] For [Name] field, input any name you like, For [Type] field, select [Graphite].
The environment is based on that Graphite has been installed like here and it is running on localhost.
On the environment, For [URL] field, input [http://localhost/], and For [Access] field, select [proxy].
It's OK for minimum settings, Click [Add] button to proceed.
[8] After adding normally, [Data source is working] is shown. Next, move to the [Dashboards] tab.
[9] Click [Import] button on the right-side. It's OK, back to Home.
[10] On the Home, added dashboard is put like follows, Click it to move.
[11] You can see Graphs from Graphite data source.
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