> I've talked with folks who just disabled the garbage collector Yes we did this too for a while. In the end it slowed down dev velocity too much and we could

> I've talked with folks who just disabled the garbage collector Yes we did this too for a while. In the end it slowed down dev velocity too much and we could afford to trade off some slight tail latency. Mind you this was back in like 2016, I haven’t used Java in trading for a while.. > it's going to end up stealing cache lines from the application core's L1 cache This happened but in practice it wasn’t a big deal, it could be pretty effectively mitigated by consistently running the fast-path code to keep the caches hot.