The connection-pooler-as-bottleneck story is so common and so under-discussed, nice writeup. Did the 4x come mostly from the multi-process model, or did you als

The connection-pooler-as-bottleneck story is so common and so under-discussed, nice writeup. Did the 4x come mostly from the multi-process model, or did you also have to change how the app holds connections? The app-side pattern usually eats half the gains.