Redis Cache Pro’s diagnostics provide a deep insight into its overall state. Any errors, warnings, and configuration issues will be highlighted in appropriate colors.
You can access the diagnostics either through:
Tools > Site Health > Info
wp redis info
The Debug Bar plugin
The dashboard widget will also show some diagnostic information and errors, but not as many as the prvious options.
To avoid Redis running out of memory and your site going down, it’s recommended to set Redis’
maxmemory-policy configuration option to
If this causes too much CPU usage in your particular set up, you can use a reasonable
maxttl for your setup. See configuration options.