in most cases in JAVA, objects are allocated in Eden by default, and when GC is triggered, if there is not enough space in survivor, it will be put into the old age. suppose the following scenario: eden:80M survivor1:10M survivor2:10M now survivor2 is...
background: on 64-bit operating system example: define 2 stuct objects with the same members (in different order) and print package main import "unsafe" type A struct { X bool Y float64 Z int16 } type B struct { Y float64...