block data

基本解释

On a write, the DIF is generated by the host bus adapter (HBA), based on the block data and logical block address.
在写数据时，主机总线适配器（HBA）根据块数据和逻辑块地址生成 DIF。
Area C outlines the content built by the announcement module block hook using the announcement_block_list.tpl.php template to structure the block data.
标有字母 C 的区域中的内容是由 announcement 模块的 block 钩子使用 announcement_block_list.tpl.php 模板构建的，用来建立区块数据的结构。
In addition, because the literal block data is stored in memory, little or no massaging of the in-memory data is required before writing it to disk, greatly reducing CPU overhead.
此外，因为文字块数据存储在内存中，这些内存数据在写到磁盘之前，不必或只需作很少更改，大大减少了 CPU 开销。

An example of an application that does not work well in a simple cloud environment is a shared database, such as the typical Oracle database application, where the information is one big block of data that needs to be manipulated all the time by many computing processes and where access to the shared data needs to be synchronized and managed.
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