Memory utilization in mobile apps significantly affects customer experience, as frequent Garbage Collection (GC) can lead to CPU consumption and app pauses. Analyzing runtime log messages can reveal object creation rate, GC frequency, and memory reclamation. Tools like GCeasy.io help simplify the analysis of GC logs, providing actionable insights.
JVM pauses application threads for reasons beyond garbage collection, including class unloading, object movement for defragmentation, and biased lock revocation. These pauses occur at "safepoints." Users can measure pause durations and reasons using specific JVM arguments. Long pauses can be monitored with tools like GCeasy for effective analysis.