The superblock is essentially file system metadata and defines the file system type, size, status, and information about other metadata structures (metadata of metadata). The superblock is very critical …

May 31, 2021 · The Superblock concept emerged in Barcelona city planning repeatedly but was not turned into an urban design initiative until now. Architects Josep Lluís Sert and Le Corbusier in …

Nov 21, 2025 · Limited natural resources bind all human activity. However, contemporary societies consume these natural assets vastly…

Mar 7, 2023 · mount: /mydirectory: wrong fs type, bad option, bad superblock on /dev/sda1, missing codepage or helper program, or other error. Here is what I did: I created a disk and attached it to an …

the superblock and group descriptors, while not touching the inode table and the block and inode bitmaps. The e2fsck program should be run immediately after this option is used, and there is no …

May 13, 2017 · All backup superblocks are the same. They are all a copy of the superblock, and are scattered throughout the disk to provide redundancy in case a large contiguous part of the disk is …

Oct 14, 2019 · The superblock could not be read or does not describe a valid ext2/ext3/ext4 filesystem. If the device is valid and it really contains an ext2/ext3/ext4 filesystem (and not swap or ufs or …

May 30, 2021 · As the superblock has a inodes_per_group one can find the block group by: block_group = (inode - 1) / inodes_per_group; And after that find the index: inode_index = (inode - 1) % …

Apr 28, 2022 · mdadm: No md superblock detected on /dev/sdd1. Other things checked: smartctl shows no errors (both drives around 3 months old and lightly used), mdadm -E /dev/sdc doesn't show any …

Dec 11, 2022 · When rebooting I was left with unbootable ext4 partition and unmountable (mount: wrong fs type, bad option, bad superblock on /dev/nvme0n1p6) one. When checking that partition or disk …