# Instance sizes in bytes, extracted from 10-, 11- and 12- transcripts
--- 10-headers-jdk26
=== java.lang.Object -> Instance size: 16 bytes
=== Point { int x; int y; } -> Instance size: 24 bytes
=== Order { long id; int quantity; boolean paid; String customer; } -> Instance size: 32 bytes
=== java.lang.Long and java.lang.Integer (boxed values) -> Instance size: 24 bytes
=== java.lang.Long and java.lang.Integer (boxed values) -> Instance size: 16 bytes
=== int[3] -> Instance size: 32 bytes
1,000,000 boxed Integer values in an ArrayList : 20,861,992 bytes
1,000,000 boxed Long values in an ArrayList    : 28,861,992 bytes
1,000,000 Point objects in an ArrayList        : 28,861,992 bytes
--- 11-headers-jdk27
=== java.lang.Object -> Instance size: 8 bytes
=== Point { int x; int y; } -> Instance size: 16 bytes
=== Order { long id; int quantity; boolean paid; String customer; } -> Instance size: 32 bytes
=== java.lang.Long and java.lang.Integer (boxed values) -> Instance size: 16 bytes
=== java.lang.Long and java.lang.Integer (boxed values) -> Instance size: 16 bytes
=== int[3] -> Instance size: 24 bytes
1,000,000 boxed Integer values in an ArrayList : 20,861,984 bytes
1,000,000 boxed Long values in an ArrayList    : 20,861,984 bytes
1,000,000 Point objects in an ArrayList        : 20,861,984 bytes
--- 12-headers-jdk27-opt-out
=== java.lang.Object -> Instance size: 16 bytes
=== Point { int x; int y; } -> Instance size: 24 bytes
=== Order { long id; int quantity; boolean paid; String customer; } -> Instance size: 32 bytes
=== java.lang.Long and java.lang.Integer (boxed values) -> Instance size: 24 bytes
=== java.lang.Long and java.lang.Integer (boxed values) -> Instance size: 16 bytes
=== int[3] -> Instance size: 32 bytes
1,000,000 boxed Integer values in an ArrayList : 20,861,992 bytes
1,000,000 boxed Long values in an ArrayList    : 28,861,992 bytes
1,000,000 Point objects in an ArrayList        : 28,861,992 bytes