Rainbow plug-in extension: monitor MySQL based on MySQL exporter

MySQLD Exporter  Plug ins are standard based  MySQLD Exporter  Realization .Rainbond  Self contained  Prometheus  The monitoring system  rbd-monitor  Will collect  Exporter  Data in , And display it through the monitoring panel . Users can customize the indicators that show which key performance data , This is surveillance  Mysql  The best choice for database services .

install  Mysql-Exporter  plug-in unit

Click... On the left in the team view  

「 plug-in unit 」

  tab , Go to my plug-in page . Choose to install from the store / New plug-in .

Search the open source app store for  Mysql-exportor , Click Install to install the plug-in into the current team .

Existing  Mysql  The plug-in page of the service component can  

「 Opening 」

 MySQLD Exporter  plug-in unit .

After opening the plug-in ,

「 Check the configuration 」

 , confirm  DATA_SOURCE_NAME (MySQL  Connection information ) Whether it is right . meanwhile , Also confirm the setting of time zone and monitored  Mysql  Whether the service components are consistent . The configuration in the figure represents the use of  

Asia/Shanghai

  The time zone ,Mysql  Service components can use the same environment variable configuration to declare time zones .

After confirmation , According to the prompt  

「 to update 」

 Mysql  Service components , You can start collecting  MySQLD Exporter  Indicators provided .

Management monitoring point

Click... On the top right of the business monitoring panel  

「 Management monitoring point 」

 , Monitoring point information can be defined , This information defines the source of monitoring indicators .

MySQLD Exporter  The plug-in has defined the configuration of a set of monitoring points , This set of configurations contains the following elements , These elements are required ：

• Configuration name ： Customize the name of this group of configurations

• Collection task name ： Customize

• route ： Source path of indicators , according to  Exporter  Different designs , You need to fill in the appropriate path

• port ：Exporter  Listening port , Default listening  9104, The user needs to be  Mysql  Main service on  9104  Internal service of port .

• Collection interval ：  How often are indicators collected

Check the monitor

This plug-in has been configured with common monitoring charts by default , Click one button to import , Use  

mysqld-exportor

  The scheme can generate charts .

In turn, click  

「 monitor 」

 —— 

「 Business monitoring 」

  You can see the corresponding monitoring chart ：

The default monitoring chart shows  MySQLD  Business monitoring data items include ：

Add a custom monitoring chart

If we want to add a monitoring chart , To show the current number of connections to the database , Please follow the following steps ：

Click  

「 Add chart 」

Enter a new title , And the corresponding query criteria  

mysql_global_status_threads_connected

  after , Click on  

「 Inquire about 」

. If it returns to the chart normally , Then the query conditions are correct . The definition of the title should be as clear as possible , And specify the unit if necessary .

Click on  

「 add to 」

  after , You can add the new monitoring chart to the business monitoring panel . The newly added monitoring chart will be placed at the end .

visit  Mysql  Of service components  9104  port , Can be in  /metrics  Under the path , View all monitoring items available for mapping .

About  Rainbond

Rainbond  The core 100% Open source , Easy to use , You don't need to understand containers and Kubernetes, Support management of various Kubernetes colony , Provide full lifecycle management for enterprise applications .

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