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We also recommend to observe the Backup Process of MySQL. You could check the file size of the backup and the timestamp.
Errors in Logs & Tasks
We recommend to observe the Log’s for Errors. A corrupt import or if you delete objects in a target system, can generate a lot of errors and affect the performance. An overview of Log-Files can be found here: Logs
Please get in touch with us, if you want to observe the tasks- and log_log-Table with a read only user.
Appendix
Some monitoring systems are not able to check all these components directly. You can use workarounds like Powershell and Windows Task Scheduler to create a monitoring-text-file. Then you can check this text file content (please do not forget to check the age of the text-file with the monitoring - this way you make sure, the values are up to date). If you need assistance with that, we are happy to help you.
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