This figure consists of a row of six rectangles. These rectangles are labeled in this order.
Eden
Survivor
Survivor
Virtual
Old
Virtual
Groups of rectangles are labeled as follows:
Total size: Rectangles 1 through 6.
Committed vs. Virtual: Committed consists of rectangles 1 through 3 and 5; virtual consists of rectangles 4 and 6.
Old to Young ratio: Old consists of rectangles 1 through 4; young consists of rectangles 5 and 6.
Eden to Survivor space ratio: Eden is rectangle 1; survivor space is rectangle 2.