EngineeringPerformance Impact of Removing OOBGCUntil last week, GitHub used an Out of Band Garbage Collector (OOBGC) in production. Since removing it, we decreased CPU time across our production machines by 10%. Let's talk about… Until last week, GitHub used an Out of Band Garbage Collector (OOBGC) in production. Since removing it, we decreased CPU time across our production machines by 10%. Let’s