Virtual Memory Management In Operating System. Zallows address spaces to be shared by several processes. The main aim of memory management is to achieve efficient utilization of memory.

Zlogical address space can therefore be much larger than physical address space. It is very helpful in implementing a multiprogramming environment. The paged memory management scheme gives rise to the notion of demand paging using virtual memory.

Oracle 11G Memory Architecture. This chapter contains the following sections: Each of the layers is dependent on services for each.

This cache contains the shared sql and pl/sql areas and control structures such as locks. 2012 in oracle data warehousing oracle 11g architecture. Whenever the oracle instance is started it acquires.