This total has to include the text, data, and stack segments, plus all Shared memory regions.
这个总数必须包括文本、数据和栈段，再加上所有的共享内存区域。
The working storage pages for shared memory regions are not released until the shared memory region is deleted.
对于共享内存区域，直到删除共享内存区域之后，才会释放其工作存储分页。
In addition to all DB2 Shared memory regions, DB2 9 automatically USES 64-kilobyte pages for its process stack, thereby giving further performance improvements without any resource overhead.
除了所有DB2共享内存区域外，DB 2 9还为它的进程栈自动使用64 kb页面，从而进一步提高性能，同时又不带来任何资源开销。
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