Linux Filesystems
Even though the newly added drive is now recognized by the operating system, it's not usable until it is partitioned and a filesystem is created on it. The default filesystem for Linux is the extended type-2 filesystem (ext2). Characteristics of an ext2 filesystem are listed in Table 9.3.
Characteristic | Limit |
---|---|
Maximum filesystem size | 4 terabytes |
Maximum file size | 2 gigabytes |
Maximum filename length | 255 characters |
Minimum block size | 1,024 bytes |
Default inode allocation | 1 per 4,096 bytes of partition space |
The filesystem structure is built when the make filesystem utility (mkfs) is run. This utility is actually just a front-end program that calls subordinate routines for filesystem ...
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