*/ #define EXT4_FEATURE_COMPAT_DIR_PREALLOC 0x0001 #define EXT4_FEATURE_COMPAT_IMAGIC_INODES 0x0002 #define EXT4_FEATURE_COMPAT_HAS_JOURNAL 0x0004 #define EXT4_FEATURE_COMPAT_EXT_ATTR 0x0008 #define EXT4_FEATURE
root@0penWrt:~# mkfs.ext4 /dev/sda1Error relocating /usr/sbin/mkfs.ext4: ext2fs get journal params: symbol not foundError relocating /usr/sbin/mkfs.ext4: ext2fs add journal inode3: symbol not foundError relocating /usr/sbin/mkfs.ext4: ext2fs count used clusters: symbol not foundError...
同样需要安装e4fsprogs.x86_64, yum install e4fsprogs.x86_64 升级前请备份分区里的数据,确保安全。 umount /nfsdata tune4fs -O has_journal,extents,huge_file,flex_bg,uninit_bg,dir_nlink,extra_isize /dev/sdb1 e4fsck -fDC0 /dev/sdb1 -y /*** tune4fs -O extents,uninit_bg,dir_index ...
Superblock needs_recovery flag is clear, but journal has data. Recovery flag not set in backup superblock, so running journal anyway. e2fsck: unable to set superblock flags on /dev/sda1 ubuntu@ubuntu:~$ 85 Mark L. on January 5, 2012 said: Thanks for posting this how-to. I have now...
Journal backup: inode blocks Next, using the-cflag, you can set the number of mounts after which the filesystem will be checked bye2fsck. This command instructs the system to run e2fsck against/dev/sda10after every4mounts. $ sudo tune2fs -c 4 /dev/sda10tune2fs 1.42.13 (17-May-20...
sudo mke2fs -n /dev/xxx For example, the device name of my HDD partition is /dev/sdb1, so I run sudo mke2fs -n /dev/sdb1 It will tell you that the partition contains an ext4 file system, press y to continue. Don’t worry the-noption tells mke2fs not to create a file syst...
If everything went fine and tune2fs returned without any errors, next time you mount this filesystem your kernel log will show something like the line below: $ mount /dev/sda1 /mnt $ dmesg | tail EXT4-fs (sda1): Using encoding defined by superblock: utf8-12.1.0 with flags 0x0...