Linux System Administration
Filesystems
Filesystem Types
ext2
The second extended filesystem.
This is native to Linux.
Nearly every Linux system uses ext2 or ......
ext3
This is the ext2 filesystem with journal support.
This journal contains changes not yet written to to regular filesystem database.
The journaling system can make recovery from an abrupt system reboot or system failure quicker and less painful.
Journaling modes:
data=writeback : smaller journals, faster speed
data=journal : larger journals, usually slower speeds
data=ordered : balanced journal and speed; default option.
These are options you can use in /etc/fstab.
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