Not the parent, but I know our production web servers have very limited logging since they were already highly optimized and handle a huge amount of traffic, so

Not the parent, but I know our production web servers have very limited logging since they were already highly optimized and handle a huge amount of traffic, so logging was taking up something like 15% of all CPU time (and since they were CPU-bound, 15% of cost), so we have stats like those described in this article instead.