In this talk we'll take a deep dive into the popular iostat and pt-diskstats tools and look at how they can be used to monitor performance on Linux. We'll look at the options associated with the tools to undestand how they influence behavior, the kernel metadata they both use as a basis for their calculations, and review the source code to understand the metrics that they report. We'll... [read more]
Remote DBA, Percona
Whether you’re working with MySQL, MySQL Cluster, or any other RDBMS, every database with a requirement for persistent data should always have a backup. As a Production DBA you’re the insurance policy to safeguard the data. Bad things do happen. Backups are your safety net to ensure you always have a way to recover should the worst happen and the database becomes irreparable. Failing to... [read more]
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