Linux file systems explained

尽管提供了比Ext2 在删除文件上稍微高一些的安全性，却也无可避免的带来了不便之处。 ... Ext4 是一种针对Ext3 系统的扩展日志式文件系统。EXxt 是Ext3 的 ...

文件系统被分成了两个部分，分别称为用户数据和元数据。在这里，我尝试探求在Ext2, Ext3和Ext4文件系统之间如何创建和转换各种Linux文件系统以及高级不同。

You can convert a ext2 file system to ext3 file system directly (without backup/restore). Ext4 stands for fourth extended file system.

The 500MB file in ext4 uses four 12-byte extents, while the block addresses of the same file need more than 0.5MB metadata in ext2.

Ext4 是Ext2 的一系列向後相容延伸。它也是大多數Linux 發行版的檔案系統。Ext4 受其他作業系統支援，包括Windows、Free BSD、macOS 和KolibriOS（唯讀 ...

主要介绍Linux文件系统从ext2到ext3、ext4的发展、变化和区别，以及日志文件系统的定义和三种日志模式。

Ext4 is better than Ext2 because Ext4 has more advantages, such as reducing file fragmentation, improving file memory, and being capable of ...

Compared with Ext3 and Ext4, Ext2 has no journaling feature which can minimize data corruption in case of an interruption to the power supply.

Ext2 does not have journaling feature. On flash drives, usb drives, ext2 is recommended, as it doesn't need to do the over head of journaling.

第四代擴充套件檔案系統（英語：Fourth extended filesystem，縮寫為ext4）是Linux系統下的日誌檔案系統，是ext3檔案系統的後繼版本。