V2EX badblocks

Badblocks

Definition / 释义

badblocks:Linux/类 Unix 系统中的一个磁盘检测工具(命令),用于扫描磁盘/分区上不可可靠读写的坏块(bad blocks / bad sectors),并输出坏块列表,供 mkfse2fsck 等工具在后续创建/检查文件系统时将这些区域标记为不再分配使用,从而降低数据损坏风险。(en.wikipedia.org)
(补充)bad block(坏块)也可作为通用存储术语,指存储介质中因物理损伤或逻辑错误而变得不可靠的存储区域。(techtarget.com)

Pronunciation / 发音(IPA)

/bd blks/ (General American)
/bd blks/ (British)

Examples / 例句

I ran badblocks on the new drive to check for disk errors.
我在新硬盘上运行了 badblocks 来检查磁盘错误。

Before reusing an old partition, the admin used e2fsck -c to call badblocks and record any bad sectors.
在重复使用旧分区前,管理员用 e2fsck -c 调用 badblocks,以记录并避开可能的坏扇区。(man.archlinux.org)

Etymology / 词源

该词本质上来自英语短语 bad blocks(坏块)bad(坏的)+ block(块;存储块)。在命令名中写作连在一起的 badblocks,并以复数形式暗示“扫描并列出多个坏块”。(en.wikipedia.org)

Related Words / 相关词

Notable Works / 文献与作品(常见出处)

  • **Linux manual page: badblocks(8)**(系统手册页,介绍参数与风险警告,如 -w 可能擦除数据)。(man7.org)
  • **Arch manual pages: e2fsck(8)**(说明 -c 选项会调用 badblocks,并强调在挂载文件系统上运行的风险)。(man.archlinux.org)
  • Wikipedia: “Badblocks”(概述该工具用途、与 e2fsprogs 的关系及常见用法)。(en.wikipedia.org)
  • TechTarget: “bad block”(从存储工程角度解释“坏块/坏扇区”的定义与类型)。(techtarget.com)
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