xfs vs ext4

Recently, we have to perform a test to restore a file by mistake using the rm command in the ext4 file system. We need to format a hard disk into the ext4 file system, and the result returns an error:[Root @ server ~] # Mkfs. ext4/dev/sdb1 -Bash: mkfs. ext4: command not foundI didn't load the

Linux Kernel formally supports the new file system EXT4 since 2.6.28. EXT4 is an improved version of EXT3 that modifies some of the important data structures in EXT3, not just as Ext3 to Ext2, but only adds a log function. EXT4 can provide better performance and reliability, as well as richer functionality: 1. Compatible with EXT3. by executing several commands,

For details about how to run the XFS File System on Linux-Linux general technology-Linux technology and application information, see the following. Source: TechTarget China XFS is one of the most interesting choices in Enterprise Linux file systems. In this article, we will explore the XFS file system provides different features and advantages than ext3 and

XFS is one of the most interesting choices in Enterprise Linux file systems. In this article, we will explore the XFS file system provides different features and advantages than ext3 and ext4. The XFS file system is developed as a log file system and uses the B-tree balanced tree algorithm to distribute data as soon as

Fedora11, ext4 by default, but EXT4 does not support startup files during installation. -- Linux general technology-Linux technology and application information. For more information, see the following. [I = s] This post was last edited by 51 jing Fedora11, ext4 by default, but EXT4 does not support startup files

Ext2,ext3,ext4,gpt of Linux partitions2013-07-10 12:00:24Tags: ext3 GPT original works, allow reprint, when reproduced please be sure to use hyperlinks in the form of the original source of the article, author information and this statement. Otherwise, the legal liability will be investigated. http://wushank.blog.51cto.com/3489095/1244191First, the sections brief introduction:1, ext is a disk partition format under the Linux system, equivalent to XP u

the100Mb data mentioned in the previous point, it will need to call theblock Allocator 25600 times (and it was just 100 MB !). Not only this isinefficient, It doesn't allow the block allocator to optimize theallocation policy because it doesn't knows how should totalData is beingallocated, it only knows about a single block. ext4 uses a "multiblockallocator" (mballoc) which allocates blocks in a single call, instead of a single block per call, avoidi

= bsize=4096 blocks=262144, imaxpct=25 = sunit=0 swidth=0 blksnaming =version 2 bsize=4096 ascii-ci=0 ftype=0log =internal bsize=4096 blocks=2560, version=2 = sectsz=512 sunit=0 blks, lazy-count=1realtime =none extsz=4096 blocks=0, rtextents=0data blocks changed from 262144 to 393216 [root@localhost zhongq]# df -h|grep xfsdata/dev/mapper/xfsgr

It's okay to teach you how to use the XFS File System in linux. XfS file system is an advanced Log File System developed by SGI. XFS is highly scalable and robust. Fortunately, SGI transplanted it to the Linux system. In linux. The latest XFS file system available in the current version is version 1.2, which can work w

Last year, I found that the ext4 file system has been used in the Android system of the project. At that time, I did not go into the reason why I used the ext4 file system. The advantages and disadvantages of using ext4 were not discussed. Recently, we have just sorted out the changes caused by ext4 to ext2/ext3. There