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因待写数据是512字节，小于物理扇区大小，所以需要把物理地址为XYZ的 4K字节整个读出来，再改写逻辑地址LBA100数据对应的位置，然后才能把整个扇区真正写入物理扇区，会拖累写效率。 当大于 4K 的数据块写入 512e 硬盘时，由于一次写入的扇区大小就是 4K，所以写效率较高。 写入512e硬盘的数据块小于4K时，操作系统就必需经过读取→修改→写入的复杂过程，写效率下降。 若写数据存在小于4KB较多的应用，建议使用传统512 byte扇区硬盘更为合理。 转自本人公众 …

Who is calling or texting you from 512-502-5123? Location: Austin, TX. Free reverse phone lookup of owner’s full name, address, and more.

Lookup area code 512 details: major cities and timezone. View the 512 area code map in Texas. Find the name of any phone number in area code 512.

Reverse phone lookup for (512) 502-5123. Find full name, address, email, and photos for owner of (512) 502-5123 with Spokeo.

(512) 841-5123 is a phone number on a LANDLINE device operated by SOUTHWESTERN BELL. This device is registered in Austin, TX, which is located in Travis county. View More Details → (sponsored)

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