In practice, however, the physical block size information is spurious, at least for the first generation of Western Digital Advanced format drives.
但是在实践中，物理块大小信息是假的，至少对于第一代Western Digital Advanced Format驱动是这样的。
2
On the Advanced Actions dialog (Figure 8), select Add Block Delimiter twice to create a prepresentation begin and end block for the execution of the business logic created in Step 2, above.
As more advanced JVMs have emerged, the cost of synchronization has decreased, but there is still a performance penalty for entering and leaving a synchronized method or block.