Grafana = visual analysis to monitor alarms +

Grafana is a perfect analysis and monitoring of the development platform

Can Grafana understood as a visual panel (Dashboard), in fact Kibana also an analysis and visualization platform,
but in everyone's daily use Kibana is followed Logstash, use ElasticSearch and other components together to do the log display, index, analysis, resulting in Kibana only an illusion that this usage of, Kibana can also access other data sources, but we are still the most commonly used to show the log.

basic concept

Data Source

Grafana for your time-series data (Data Source) supports many different storage backend. Each data source has a specific query editor, which editor to customize for a particular data source features and functionality disclosed.

Officially supported data sources: Graphite, InfluxDB, OpenTSDB, Prometheus, Elasticsearch, CloudWatch

Query language and function of each data source has significantly different. You can combine data from multiple sources into a dashboard, but each panel is bound to a particular data source belonging to a specific organization.

Organization

Grafana different organizations support different display models. (PS: in fact, personalized display, data show different groups are not the same)

User

A user is an account of Grafana. A user can belong to one or more of the organization, and can assign different levels of permissions by role.

Row

The dashboard is a logical line separator, it is used to group the panel (or called classification).

Row has 12 cells (the equivalent of 12), the level of these cells automatically retractable. (PS: Similar Bootstrap grid layout)

Panel

Grafana panel is the most basic visual building blocks. Each panel provides a query editor (depending on the selected data source in the panel), you can extract the data you want to show through the query editor and a fine display on the panel. Each panel offers a variety of styles and formatting options to help you create the perfect picture.

Panel can be dragged and rearranged on the dashboard. They can also adjust the size.

目前有5种面板类型： Graph ， Singlestat ， Dashlist ， Table ， Text

Query Editor

类似于MySQL的查询编辑器，用于抓取数据的

Dashboard

仪表盘是所有信息汇集的地方。仪表板可以看作是由一个或多个面板组成并排列而成的一行或多行。

安装&使用

通过YUM仓库安装

https://grafana.com/docs/installation/rpm/