| 1. | Number of physical i os that are performed by this task 此任务执行的物理i / o数。 |
| 2. | 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。 |
| 3. | 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。 |
| 4. | Use memory to avoid physical i o 使用内存来避免物理i / o |
| 5. | 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 |
| 6. | 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。 |
| 7. | In tape backup files , data block is the unit of physical i o 备份集( backup set )从备份所属的媒体集方面进行说明的单个备份。 |
| 8. | Much of db2 s architecture and design is based on the concept of avoiding physical i o as much as possible or practical 很多db2的架构和设计,其基本思想都是尽可能地避免物理i / o 。 |