so, what do you usually use for distributed tracing when you're working with microservices

hey everyone, i'm trying to figure out the best way to set up distributed tracing for my microservices. what are you all using. we've checked out a few things, but i'd love to hear about what actually works in practice. what tools do you think are best for seeing how requests move between services, figuring out why things are slow, and spotting where the hold-ups are. any specific libraries or services you'd suggest, and what makes them good