Runtime-Based Workload Characterization in DBMS Tuning | HackerNoon
Briefly

Modern DBMSs offer extensive insights into workload behavior through numerous runtime characteristics. For instance, MySQL's InnoDB engine provides valuable statistics such as page reads, cache utilization, and locking overhead.
OtterTune utilizes numeric metrics to characterize workloads by examining aspects like page statistics and cache usage, enabling better analysis and performance evaluation of database systems.
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