V2EX ext3

Ext3

释义 Definition

Ext3 是 Linux 常用的一种文件系统(filesystem)格式,是 Ext2 的改进版,主要特点是加入了“日志(journaling)”机制,用于在断电或系统崩溃后更快、更安全地恢复文件系统一致性。(也常写作 ext3。)

发音 Pronunciation (IPA)

/ieksti θri/

例句 Examples

My old server still uses Ext3.
我的旧服务器仍然使用 Ext3。

After the unexpected shutdown, the Ext3 journal helped the system recover quickly and avoid a long filesystem check.
意外关机后,Ext3 的日志机制帮助系统快速恢复,并避免了漫长的文件系统检查。

词源 Etymology

Ext3 的名称来自 extended filesystem(扩展文件系统) 的缩写 ext,加上版本号 3。它是在 Ext2 的基础上发展而来,通过引入“日志”来提升可靠性与恢复速度,因此在较早期的 Linux 发行版中非常常见。

相关词 Related Words

文学/著作中的出现 Literary / Notable Works

  • The Linux Programming Interface(Michael Kerrisk)
  • Linux Kernel Development(Robert Love)
  • Understanding the Linux Kernel(Daniel P. Bovet, Marco Cesati)
  • Linux Administration Handbook(Evi Nemeth 等)
  • Linux 手册页与文档(如 man filesystems、发行版安装与管理指南中常出现 ext3)
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