We add trackers, observers, and RUM scripts to understand how customers use our applications. The irony is that those same scripts often make the experience worse, especially on mid-range and low-end devices.
This essay looks at how monitoring tools can distort the very thing they measure, why performance costs are often hidden until they hit production, and how to rebalance the trade-off.
When Monitoring Breaks Your Front End Performance · HackerTrans
This essay looks at how monitoring tools can distort the very thing they measure, why performance costs are often hidden until they hit production, and how to rebalance the trade-off.