Integer
8192
Purpose
The DiskCacheBlocksPerSegment parameter specifies the segment size used by the disk cache.
A segment is the unit of memory that is allocated and deallocated. Memory in a segment is contiguous. The size of a segment is expressed in terms of the number of 8192 byte blocks it can contain.
The minimum value is 2048 (for a segment size of 16M bytes), the default value is 8192 (for a segment size of 64M bytes), and the maximum value is 32768 (for a segment size of 256M bytes).
Parameter is read when …
The database server node is initialized; for example, when you restart the database server.