2022-10-13

Comparison-of-file-systems

 
https://en.wikipedia.org/wiki/Comparison_of_file_systems
https://zh.wikipedia.org/wiki/文件系统的对比

更多信息在以上维基百科页面,有超过100种文件系统。这里只摘录20种备查。

sn File system Creator Year of introduction Original operating system 许可 Maximum 
filename length
文件名长度
Allowable characters
in directory entries
目录条目中
允许的字符
Maximum
Pathname length
路径名长度
Maximum
File size
文件大小
Maximum
volume size
卷大小
Max number
Of files
文件数
Stores
File owner
存储文件
所有者
POSIX file
Permissions
文件权限
Creation
Timestamps
创建时间戳
Last access/
Read timestamps
上次访问/
读取时间戳
Last metadata
Change timestamps
上次元数据
更改时间戳
Last archive
Timestamps
上次存档
时间戳
Access
Control lists
访问控制
列表
Security/
MAC labels
安全/MAC
标签
Extended attributes/
Alternate data streams/
Forks
扩展属性/
备用数据流/分叉
Metadata
Checksum/ ECC
元数据
校验和
/ECC
Hard links
硬链接
Symbolic links
符号链接
Block journaling
块日志
Metadata-only journaling
仅元数据日志
Case-sensitive
区分大小写
Case-preserving
保案
File Change Log
文件更改日志
XIP Internal snapshotting / branching
内部快照/分支
encryption
加密
deduplication
重复数据删除
Data checksum/ ECC
数据校验和/ECC
Persistent Cache
持久缓存
Multiple Devices
多个设备
compression
压缩
Host OS
主机操作系统
Offline grow
线下成长
Online grow
线上成长
Offline shrink
离线收缩
Online shrink
在线收缩
add and remove physical volumes
添加和删除物理卷
Sparse files
稀疏文件
Block suballocation
块再分配
Tail packing
尾部包装
Extents
范围
Variable file block size
可变文件块大小
Allocate-on-flush
分配时刷新
Copy on write
写入时复制
Trim support
修整支撑
DOS Linux macOS Windows 9x Windows NT classic Mac OS FreeBSD OS/2 BeOS Minix Solaris z/OS Yes
M:BK
os
AZ:BK
sn2
1 APFS Apple 2016 macOS High Sierra, iOS 10.3
255 UTF-8 characters Unicode 9.0 encoded in UTF-8 ? 8 EB ? 263 Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes ? ? Partial Yes ? ? Yes Yes Yes No No No Yes macOS ? ? ? ? ? Yes ? ? Yes ? Yes Yes Yes No Partial (read-only with apfs-fuse or linux-apfs) Yes
(Since macOS Sierra)
No No No No No No No No No 21 0 1
2 BlueStore/Cephfs Red Hat, University of California, Santa Cruz 2017 Linux
? any byte, except null, No limit defined Max. 264 bytes, 1TB by default  Not limited Not limited, default is 100,000 files per directory  Yes Yes Yes Yes ? No Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes No No Yes No No Yes Yes Yes Yes Linux No Yes No Yes Yes Yes ? ? ? ? No Yes Yes No Yes No No No No No No No No No No 26 1 2
3 Btrfs Oracle Corporation 2007 Linux GPL 255 bytes Any byte except '/' and NUL No limit defined 16 EB 16 EB 264 Yes Yes Yes Yes Yes No Yes Yes Yes Yes Yes Yes Yes No Yes Yes ? ? Yes No Yes Yes No Yes Yes Linux Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes No Yes ? No Yes with WinBtrfs ? No ? ? ? ? ? 33 1 3
4 exFAT Microsoft 2006 Windows CE 6.0 proprietary 255 UTF-16 characters ? 32,760 Unicode characters with each path component no more than 255 characters 16 EB 64 ZB (276 bytes) ? No No Yes Yes No No No No No No No No No Partial (with TexFAT only) No Yes No No No No No No No No No misc. No No No No No No No No Partial (only if the file fits into one contiguous block range) No No No Yes (Linux) No Yes (since 5.4, available as a kernel module or FUSE driver for earlier versions) Yes No Yes (installable drivers for Windows XP, 2003. Included with Windows Vista SP1 and newer.) No Yes (available as a FUSE driver) No No No Yes (available as a FUSE driver) No 4 1 4
5 ext2 Rémy Card 1993 Linux, Hurd
255 bytes Any byte except NUL, / No limit defined 16 GB to 2 TB 2 TB to 32 TB ? Yes Yes No Yes Yes No Yes Yes Yes No Yes Yes No No Yes Yes No Yes No No No No No No No Linux Yes No Yes No No Yes No No No No No No Yes No Yes Yes with Paragon ExtFS  or ext2fsx Partial (read-only, with explore2fs) Yes with Paragon ExtFS  or partial with Ext2 IFS or ext2fsd No Yes No Yes ? ? ? 19 3 5
6 ext3 Stephen Tweedie 1999 Linux
255 bytes Any byte except NUL, / No limit defined 16 GB to 2 TB 2 TB to 32 TB ? Yes Yes No Yes Yes No Yes Yes Yes No Yes Yes Yes (2001) Yes (2001) Yes Yes No Yes No No No No No No No Linux Yes Yes Yes No No Yes No No No No No No Yes No Yes Yes with Paragon ExtFS  or partial with ext2fsx (journal not updated on writing) Partial (read-only, with explore2fs) Yes with Paragon ExtFS  or partial with Ext2 IFS or ext2fsd Partial (read only)[citation needed] Yes No with addon ? Yes ? 20 3 6
7 ext4 various 2006 Linux
255 bytes Any byte except NUL, / No limit defined 16 GB to 16 TB 1 EB 232 (static inode limit specified at creation) Yes Yes Yes Yes Yes No Yes Yes Yes Partial Yes Yes Yes Yes Yes, optional Yes No Yes No Yes, experimental No No No No No Linux Yes Yes Yes No No Yes No No Yes No Yes No Yes No Yes Yes with Paragon ExtFS  No Yes with Paragon ExtFS  or partial with Ext2 IFS or ext2fsd ? Yes since FreeBSD 12.0 No with addon ? ? ? 22 1 7
8 F2FS Samsung Electronics 2012 Linux GPLv2 255 bytes Any byte except NUL, / No limit defined 3.94 TB 16 TB ? Yes Yes Yes Yes Yes No Yes Yes Yes No Yes Yes Yes No Yes Yes No No No Yes, experimental No No No No Yes Linux Yes No No No No Yes No No Partial No Yes Yes Yes No Yes No No No No No No No No No No 20 1 8
9 FAT32, FAT32X Microsoft 1996 MS-DOS 7.10 / Windows 95 OSR2

























































0 0 9
10 JFS IBM 1999 OS/2 Warp Server for e-business
255 bytes Any Unicode except NUL No limit defined 4 PB 32 PB ? Yes Yes Yes Yes Yes No Yes Yes Yes No Yes Yes Yes Yes (1990) Yes Yes No ? ? No ? No No No only in JFS1 on AIX Linux Yes No No No No Yes Yes No Yes No No ? Yes (Linux) No Yes ? No No ? No Yes ? ? ? ? 19 2 10
11 Lustre Cluster File Systems 2002 Linux
255 bytes Any byte except NUL No limit defined 16 EB on ZFS 16 EB ? Yes Yes No Yes Yes No Yes Yes Yes No Yes Yes Yes Yes Yes Yes Yes No No No No No Yes Yes No Linux ? Yes No No Yes Yes No No Yes No Yes ? ? No Yes ? No No ? No ? ? ? Yes ? 23 2 11
12 NOVA UC, San Diego 2017 Linux
255 bytes Any byte except NUL, / No limit defined 16 EB 16 EB ? Yes Yes Yes Yes Yes No No No No Yes Yes Yes No Yes Yes Yes No Yes Yes No No Yes No No No Linux No No No No No Yes No No Yes No No Yes ? No Yes No No No No No No No No No No 18 1 12
13 NTFS Microsoft (Gary Kimura, Tom Miller) 1993 Windows NT 3.1 proprietary 255 characters In Win32 namespace: any UTF-16 code unit (case-insensitive) except /\:*"?<>| as well as NUL
In POSIX namespace: any UTF-16 code unit (case-sensitive) except / as well as NUL
32,767 Unicode characters with each path component (directory or filename) up to 255 characters long 16TB Default (4KB Cluster Size), 2MB Cluster Size 8 PB 16TB Default (4KB Cluster Size), 2MB Cluster Size 8 PB 232 Yes Yes Yes Yes Yes No Yes Yes Yes No Yes Yes No Yes (2000) Yes Yes Yes ? No Yes Yes No No No Yes Windows Yes Yes Yes Yes No Yes Partial No Yes No No ? Yes (NT 6.1+; Linux) Partial (with third-party drivers) Yes with the Paragon NTFS kernel driver or ntfs-3g Yes natively read only, write support with Paragon NTFS or ntfs-3g Yes (with 3rd-party drivers like Paragon NTFS for Win98, DiskInternals NTFS Reader) Yes No Yes with ntfs-3g ? Yes with ntfs-3g No Yes with ntfs-3g ? 23 1 13
14 ReFS Microsoft 2012 Windows Server 2012 proprietary 255 UTF-16 characters In Win32 namespace: any UTF-16 code unit (case-insensitive) except /\:*"?<>| as well as NUL
In POSIX namespace: any UTF-16 code unit (case-sensitive) except / as well as NUL
32,767 Unicode characters with each path component (directory or filename) up to 255 characters long 16 EB 1 YB ? Yes Yes Yes Yes Yes No Yes ? Yes Yes Yes Yes ? ? Yes Yes ? ? ? No Yes Yes No No No Windows ? Yes ? No No Yes ? ? ? No ? Yes Yes (NT 6.1+) No Partial - with Paragon ReFS for Linux ? No Yes (from Windows Server 2012 and from Windows 8.1) ? ? ? ? ? ? ? 17 0 14
15 ReiserFS Namesys 2001 Linux
4,032 bytes/255 characters Any byte except NUL or '/' No limit defined 8 TB (v3.6), 4 GB (v3.5) 16 TB ? Yes Yes No Yes Yes No Yes Yes Yes No Yes Yes Yes Yes Yes Yes No ? No No No No No No No Linux Yes Yes Yes No No Yes Yes Yes No No No ? ? No Yes ? No No ? Partial - Read Only from 6.0 to 10.x and dropped in 11.0 ? with addon ? ? ? 20 1 15
16 SquashFS Phillip Lougher, Robert Lougher 2002 Linux
256 bytes ? No limit defined 16 EB 16 EB ? Yes Yes No No Yes No No Yes Yes No Yes Yes No No Yes Yes No No No No Yes Yes No No Yes Linux No No No No No Yes No Yes No No No No No No Yes Partial (There are ports of unsquashfs and mksquashfs.) No Partial (There are ports of unsquashfs and mksquashfs.) No Partial (There are ports of unsquashfs and mksquashfs and fusefs-port.) No No No No No 15 1 16
17 UFS2 Kirk McKusick 2002 FreeBSD 5.0
255 bytes Any byte except NUL No limit defined 512 GB to 32 PB 512 ZB (279 bytes) Subdirectory per directory is 32,767 Yes Yes Yes Yes Yes No Yes Yes Yes Partial Yes Yes No Yes Yes Yes No ? Yes No No No No No No FreeBSD Yes Yes (FreeBSD 10.0-RELEASE or later) No No No Yes No No Yes No ? Yes No Yes Yes No Partial (with ufs2tools, read only) ? Yes No ? ? ? ? 20 3 17
18 XFS SGI 1994 IRIX
255 bytes Any byte except NUL No limit defined 8 EB 8 EB ? Yes Yes Partial Yes Yes No Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes ? No No Yes No No No No Linux No Yes No No No Yes No No Yes No Yes Yes, on request Yes (Linux) No Yes ? No No ? Partial ? with addon (read only) ? ? ? 21 1 18
19 ZFS Sun Microsystems 2004 Solaris CDDL 255 bytes Any Unicode except NUL No limit defined 16 EB 256x2^50 ZB (2128 bytes) 2128 Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes No Yes Yes No No Yes Yes Yes Yes Yes Yes Yes misc. No Yes No Partial Yes Yes Yes No No Yes Yes Yes Yes No Yes with FUSE or as an external kernel module Yes with Read/Write Developer Preview No Yes No Yes No No No Yes No 33 3 19
20 zFS IBM 2001 z/OS (backported to OS/390)
255 bytes Any Unicode except NUL No limit defined 16 EB 256x2^50 ZB (2128 bytes) 2128 Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes No Yes Yes No No Yes Yes Yes Yes Yes Yes Yes misc. No Yes No Partial Yes Yes Yes No No Yes Yes Yes Yes No Yes with FUSE or as an external kernel module Yes with Read/Write Developer Preview No Yes No Yes No No No Yes No 33 3 20

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