extents
英 [ɪksˈtɛnts]
美 [ɪkˈstɛnts]
n. 程度; 限度; 大小; 面积; 范围
extent的复数
双语例句
- Modify the entry for LogPrimaryFiles to the required value to change the number of primary extents.
将LogPrimaryFiles条目修改为所需的值，以更改主扩展的数量。 - These include pages allocations from both mixed extents and uniform extents.
这些页包括从混合区和统一区中分配的页。 - To quantitatively determine urban land use extents and development densities, sub-pixel impervious surface areas were mapped for this area.
为了量化城市土地利用程度和开发密度，对研究区基于子像元的非渗透表面丰度进行了分类。 - Three extents can be seen in this table.
可以看到，该表中有三个区段。 - It also includes extents with multi-block and delayed block allocation for performance.
它还包括多块和延迟块分配，以提升性能。 - The second problem, of course, is that a table or an index with many highly active extents will suffer from performance degradation due to increased disk head movement and increased contention for head positioning with other objects in the database.
当然，第二个问题是，有很多高度活跃的盘区的一个表或索引将遭遇性能降低，因为磁头移动的增加和磁头与数据库中其他对象的位置争用的增加。 - For maximum efficiency, frequently accessed tables should have as few extents as possible.
为达到效率最大化，频繁访问的表区段应当越少越好。 - When using circular logging log file extents are reused once they no longer contain active log data.
使用循环日志记录时，当日志文件扩展不再包括活动数据日志时，会将其进行重新使用。 - Ext4 replaces ext3's mechanism with extents to improve allocation and support a more efficient storage structure.
ext4使用区段取代ext3的机制，从而改善了空间的分配，并且支持更加高效的存储结构。 - Behind the scenes, the LVM system allocates storage in equal-sized "chunks", called extents.
在幕后，LVM系统以大小相等的“块”（称为“范围”）为单位分配存储量。