Leaks 
Overview
Problem Suspect 1One instance of "us" loaded by "sun.misc.Launcher$AppClassLoader @ 0xe00143b8" occupies 216,561,376 (48.71%) bytes. The memory is accumulated in one instance of "us" loaded by "sun.misc.Launcher$AppClassLoader @ 0xe00143b8".
Keywords
sun.misc.Launcher$AppClassLoader @ 0xe00143b8
us
Problem Suspect 2The class "com.mojang.datafixers.types.Type", loaded by "sun.misc.Launcher$AppClassLoader @ 0xe00143b8", occupies 59,210,656 (13.32%) bytes. The memory is accumulated in one instance of "java.util.concurrent.ConcurrentHashMap$Node[]" loaded by "<system class loader>".
Keywords
sun.misc.Launcher$AppClassLoader @ 0xe00143b8
java.util.concurrent.ConcurrentHashMap$Node[]
com.mojang.datafixers.types.Type