In Windows, how many files can be stored in a single folder and the maximum size of a single file?

Source: Internet
Author: User
Tags windows support microsoft website

Http://hi.baidu.com/aqgjoypubihoqxr/item/c896921f8c2eaba5feded5f2

 

Recently, you need to know how many files can be stored in a single folder in windows and how much is the maximum size of a single file. After searching in Baidu, I found that there are several questions about this in Baidu, and some people have answered the questions. The answers have their own descriptions, which sounds reasonable. However, I found that all the answers were not professional answers on the official website, and I did not reference the official content. After all, this is a question about the Windows operating system. Which manufacturer does Windows support? That is to say, it is of course Microsoft, so why can't we ask questions on the official website of Microsoft (China. People who know the answer at least in Baidu should give the data provided by official people. They should not just give the results but have no justification. people feel that they are taking it for granted. So I got the following answer from Microsoft (China), hoping to help those who still have this question. (Statement: this data is provided by people on the official Microsoft website. It is not actually confirmed, but only theoretical data. This data is not necessarily from the official Microsoft Data, the Microsoft official website does not guarantee correctness or accuracy. I also unconditionally test or confirm the authenticity and accuracy of the data. What's more, it is a theoretical data, so I do not provide any guarantee or guarantee! I personally think that credibility is higher than that on non-Microsoft official websites ......)

The original answer is as follows:

How many files can be stored in a folder?

I have a table for reference:

Fat
4 GB Max file size
4 GB max volume size
512 files per folder

FAT32
4 GB Max file size
2 TB max volume size
65,534 files per folder

NTFS
No limit on Max file size.
256 TB max volume size (64 kB clusters)
4,294,967,295 files per folder

The above original content reference from: http://forums.microsoft.com/china/ShowPost.aspx? Postid = 3566945 & siteid = 15

My personal translation is as follows:

Hard Disk format: fat format (for example, Windows 95 in the last century and earlier versions)
Maximum storage capacity of a single file: 4 GB
The maximum capacity of all files in a single folder is 4 GB.
The maximum size of a single folder can be 512 files (Note: The premise is that the total capacity of all files is less than or equal to 4 GB, and this format should not support long file names, only support short file names !)

Hard Disk format: FAT32 format (such as Windows 98 in the last century or windows, Windows XP, windows, and Windows Vista in this century)
Maximum storage capacity of a single file: 4 GB
The maximum capacity of all files in a single folder is 2 TB (Note: 1 TB = 1024 GB)
The maximum size of a single folder can be 65,534 files (Note: The premise is that the total capacity of all files is less than or equal to 2 TB, and all file names are short file names, rather than long file names. For what is a long file name and what is a short file name, go to the Internet to search for it !)

Hard Disk format: NTFS format (such as Windows, Windows XP, windows, Windows Vista, and so on)
Maximum storage capacity for a single file: Unlimited
The maximum capacity of all files in a single folder is 256 Tb (64 kB cluster? 1 TB = 1024 GB, which indicates the size of TB. Currently, personal computers or general PC servers do not seem to have such a large hard disk)
The maximum size of a single folder is 4,294,967,295 files (Note: The premise is that when the total capacity of all files is less than or equal to TB, and all file names are short file names, rather than long file names. For what is a long file name and what is a short file name, go to the Internet to search for it! I think this should satisfy this premise in general .)

It seems that the NTFS format is quite good for everyone, but there are limits on the number of files stored in a single folder of NTFS, not as many as Baidu knows about the maximum number of files, it's just more than 4.2 billion files. I think it's enough to store it!

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