Read-ahead的意思|示意
Read-ahead的网络常见释义
预读 预读(read-ahead)是一种技术,这种技术在于在实际请求前读普通文件或块设备文件的几个相邻的数据页。
预读取 如果在这种遍历之前进行一个read-ahead(预读取),那么在执行这些操作之前,这些数据页就已经总是在缓存中持续可用。所以,等待物理I/O的可能性就很小或者可以忽略了。
前读 提前读(Read-Ahead):读当前块的同时将下一盘块的内容也读到缓 冲区中; 2. 延迟写:缓冲区中的数据积累满块后再输出到磁盘上; 3.
预先读取 Read-ahead(预先读取):1,指定预先读取的页数。 Deferred-write mode(延迟写入模式):0,指定缓存页的平均写延时。
Read-ahead相关短语
1、 read-ahead buffers 预先读取缓冲区
2、 No-read-ahead 指定控制器不对当前虚拟磁盘使用预读方式 ; 指定控制器对当前虚拟磁盘不使用预读
3、 Predictive read-ahead 例如可预测性的预读
Read-ahead相关例句
No matter what I read though, successfully getting ahead financially boils down to a few simple truths.
但是无论我读了什么书,我发现所有的理财观都可以概括成以下几条朴实的真经。
If you could look into what we call the future, if you could read ahead, on yesterday you would have seen yourself reading this article today.
假设你能看见我们所谓的未来,假设你能事先读到,昨天你能看到自己今天在读这篇文章。
Further, applications that might benefit from having a file system read ahead or high buffer cache hit rates might actually see performance degradation.
而且,对于那些受益于文件系统预读功能或者较高缓冲区缓存命中率的应用程序,可能会出现性能的降低。
Each member of the colonizing team brought something they thought you'd appreciate, something you could watch or read or study in the long years ahead.
开拓殖民队的每一位成员都带来了些他们认为你会喜欢的礼物,一些你可以在未来的漫长几年里头拿来看看、读读、学学的东西。
In the meantime, go ahead and read up on gstreamer if you aren't familiar with it.
同时,如果您不熟悉gstreamer,请继续阅读相关知识。
He said that nearly 40 percent of English pupils never did so, adding those who read for fun for just 30 minutes a day are typically one year of schooling ahead.
他说,差不多40%的英国学生从来不仔细阅读,而那些每天兴趣阅读30分钟的人一般的学龄都提早一年。