| 1. | Number of physical i os that are performed by this task
此任务执行的物理i / o数。 |
| 2. | Number of pending i os that are waiting to be completed
等待完成的挂起i / o数。 |
| 3. | Total byte count of i os that are performed by this task
此任务执行的总i / o字节数。 |
| 4. | Average byte count of i os that are performed by this task
此任务执行的平均i / o字节数。 |
| 5. | The number of physical i os that are performed by this worker
此工作线程所执行的物理i / o数。 |
| 6. | Average number of bytes for physical i os for this worker
此工作线程的物理i / o的平均字节数。 |
| 7. | To analyze statistics of physical i os on an index or heap partition
对数据库中的指定对象具有control权限 |
| 8. | Total number of bytes for all pending physical i os for this worker
此工作线程的所有挂起的物理i / o的字节总数。 |
| 9. | Buffer latch contention can indicate several issues , including hot pages and slow i os
缓冲区闩锁争用可以指示出现了几个问题，包括热页和缓慢i / o 。 |
| 10. | Often it is the first user to invoke a transaction that incurs the cost of i os for reading in the indexes and data pages
通常，第一个调用事务的用户将承受读取索引和数据页的成本。 |
