Long description

The figure consists of two rectangular blocks labeled System Partition and System Process which consists of a Thread pool and four System Threads and labeled Zero Page, Mod Writer, Mapped Writer, and Ws Manager. Two cylindrical blocks are labeled Pagelife and three segmented blocks are labeled Commit Limit, Commit Charge, and Available Pages, and a horizontal block of four parts labeled Zero list, Free list, Standby list, and Modified list which are placed below the rectangular block. Another rectangular block is labeled Partition A which consists of a Thread pool and four System Threads and is labeled Zero Page, Mod Writer, Mapped Writer, and Ws Manager. Two cylindrical blocks are labeled Page life and three-segmented blocks which are labeled Commit Limit, Commit Charge, and Available Pages and a horizontal block of four parts labeled Zero list, Free list, Standby list, and Modified list. Four arrows are connected to the horizontal block which is divided into 20 parts and labeled PFN Database. A one sided arrow is connected to the parts.