With random write behind, the number of pages in memory exceeds a specified amount and all subsequent pages are written to disk.

使用延迟的随机写操作，当内存中的页面数量超过指定的数量，则将所有后续的页面写入到磁盘。

youdao

Some important JFS2-specific file system performance enhancements include sequential page read ahead and sequential and random write behind.

一些重要的、JFS2特定的文件系统的性能增强功能包括，提前顺序页面读取和延迟顺序、随机写入。

youdao

This means the write-behind cache must reliably keep the data in the cache until it can be written to disk.

这意味着写入后缓存必须可靠地在缓存中保存数据，直到写入磁盘位置。

youdao

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