Ext4允许的最大子目录数是多少? [英] What is the maximum number of subdirectories allowed in Ext4?

问题描述

我正在考虑将ext3分区移至ext4，以克服32000子目录的限制.我已经看到两个关于ext4限制的数字，它们都是来自信誉良好的来源:

I am considering moving my ext3 partition to ext4 in order to overcome the 32000 subdirectory limit. I have seen two different numbers thrown around about the limits of ext4, both from reputable sources:

限量64,000:

• ext4.wiki.kernel.org
• SO ServerFault

• ext4.wiki.kernel.org
• SO ServerFault

无限:

• 内核新手
• Kernel.org
• SO SuperUser

• Kernel Newbies
• Kernel.org
• SO SuperUser

什么是正确答案?如何从ext4来源确定正确答案?

What is the correct answer, and how can I determine the correct answer from the ext4 source?

推荐答案

限制为64000.直到启用文件系统功能标志 dir_nlink

The limit is 64000. Until you enable the file system feature flag dir_nlink

http://man7.org/linux/man-pages/man5/ext4.5.html

http://www.ispexperts.com.np/?p=797

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