Sysbench vs MySQL on a small server: another way to view the regressions

This post provides another way to see the performance regressions in MySQL from versions 5.6 to 9.7. It complements what I shared in a recent post . The workload here is cached by InnoDB and my focus is on regressions from new CPU overheads. The good news is that there are few regressions after 8.0. The bad news is that there were many prior to that and these are unlikely to be undone. tl;dr for…