After thousands of MuleSoft Support cases, you start to see the same problems come back, and this is one of the most persistent. Picture a Mule app that has run cleanly for months: traffic climbs, and it starts to stall — no code change, no new flow, just more load. Dig in, and a common […] The post Improve Mule 4 performance with a batching HTTP log appender first appeared on MuleSoft Blog .