How to customize Linux disk space monitoring on Zabbix server(#05)

Video learning.
This video will show you how to customize Linux disk space monitoring on Zabbix server.
Zabbix Trigger
+Name
Disk Space Used Above 200G, Current Value: {ITEM.VALUE}
+Expression
please put Angled brackets instead of ***
{myfileserver:vfs.fs.size[/data,used].last()}***200G
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