As a follow-up to my earlier post describing the process to create custom Advisors for MySQL Enterprise Monitor, this post will demonstrate how to create custom graphs to track metrics over time. The password policy scripts I introduced earlier will again be the basis for the data used in this post.
Collecting new data
Similar to the custom Advisor created in the earlier post, creating a custom graph starts with custom data collection. Why can’t I just use the data collections I defined in the earlier example? Because there’s a restriction on using multiple custom data types (defined as namespace+classname combinations) in a single graph, and in the earlier example, I used …
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