HBase HUG Presentation: Avoiding Full GCs with MemStore-Local Allocation Buffers Todd Lipcon presents a solution to avoid full garbage collections (GCs) in HBase by using MemStore-Local Allocation Buffers (MSLABs). The document outlines that write operations in HBase can cause fragmentation in the old generation heap, leading to long GC pauses. MSLABs address this by allocating each MemStore's dat