At the top of graphic are User Process 1, which is attached to Server Process 1, and User Process 2, which is attached to Server Process 2. Each Server Process is attached to a PGA. Each Server Process is also attached to a large rectangle labeled System Global Area (SGA). Within the SGA are the Database Buffer Cache, Redo Log Buffer, Shared Pool, Large Pool, Fixed SGA, Java Pool, and Streams Pool. Below the SGA are the background processes PMON, SMON, DBWR, LGWR, CKPT, and Others.