Zabbix: map collected values to readable statements

Zabbix It is an open source monitoring system commonly used in operation and maintenance . stay Zabbix in , Collect data from the monitored host , Need to create Item.Zabbix Built in many different types Item, frequently-used Item The type is  Zabbix agent, This type of Item Through the... Deployed on the monitored host Zabbix agent Communication to collect data .

Zabbix agent  Type of Item  A lot of support  Item keys, Different  Item keys  Used to collect different data . for example agent.hostname Used to collect the hostname of the monitored host ,proc.mem Used to collect the memory usage of the process . All those who support Item keys Refer to the corresponding Zabbix file [1].

Zabbix agent Type of Item keys in , Many return only one value , Use different values to represent the different states of the monitored host . for example net.tcp.port Used to check whether the specified port of the monitored host is open , It returns a number 0 or 1： 0  Indicates that you cannot connect to the specified port ,1 Indicates that you can connect to the specified port .

For different states represented by numerical values Item, stay  Zabbix Of  Latest data  When viewing the collected data in , Sometimes we can't remember clearly , What do different values mean , You have to look it up Zabbix file . If you can map values into human readable statements , That would be much more convenient .

Actually ,Zabbix This function is already supported , Namely Zabbix Of Value mapping[2], It can be Numeric (unsigned), Numeric (float)  and Character The value of type maps to human readable statements .

To use Value mapping, First you need to create a Value map, The operation steps are as follows ：

1. Enter into Zabbix Console , choice  Administration => Genernal

2. stay  General  In the drop-down list in the upper right corner of the page , choice  Value mapping

3. stay  Value mapping  The top right corner of the page , choice  Create value map

4. Fill in the name and the required  Mappings  after , Click on  Add  create

Here is what I created Value map An example of ：

  after , Creating Item ( Or modify the existing Item) when , Set up  Show value  The value of the field is the one you just created Value map that will do ：

After setting up , stay Zabbix Of  Latest data  View the corresponding Item, You can see that the collected values have been mapped into human readable sentences ：

 

Reference resources ：

[1]: https://www.zabbix.com/documentation/4.0/en/manual/config/items/itemtypes/zabbix_agent

[2]: https://www.zabbix.com/documentation/4.0/en/manual/config/items/mapping

 

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