Reference

Since the file system's metadata is stored in the super block, if the super block gets corrupted, your file system can get corrupted.

An ext4 filesystem is divided into block groups. Each block group has 8*blocksize (in bytes) number of blocks in it. If we consider the default ...

An ext4 file system is split into a series of block groups. To reduce performance difficulties due to fragmentation, the block allocator tries very hard to ...