The heapmanager looks at the available memory (using a particular algorithm) and returns the block.
堆管理器会查看可用内存的情况(使用特定算法)并返回一块内存。
2
When you request a memory block, the debug heapmanager allocates from the base heap a slightly larger block of memory than requested and returns a pointer to your portion of that block.
A deadlock event monitor with statement history capabilities affects all applications and increases the monitor heap usage by the DB2 database manager.