Clarizen is a leading SaaS company in project management and work collaboration systems which serve thousands of enterprises around the world. System stability and performance are on our top priority, that is why when complaints about sporadic slowness issues began to appear in the middle of 2018 we immediately started to investigate and track it to wild garbage collections that were happening exactly every four hours. Like Murphy predicted, the problem reached a critical point exactly in the holiday season (Thank you Murphy :-/). In this session you will learn the tools and techniques Clarizen used to analyze the problem and find the surprising reason for the mysterious problem.