defrag.f2fs8
Relocate blocks in a given area to the specified region
Usage
defrag.f2fs [-s
start
block
address]
[-l
number
of
blocks]
[-t
target
block
address]
[-H]
[-i
direction]
[-d
debugging-level]
device
Overview
defrag.f2fs is used to move specified number of blocks starting from a given block address to the target block address with a direction. device is the special file corresponding to the device (e.g. /dev/sdXX).
For example, # defrag.f2fs -s 0x4000 -l 0x100 -t 0x10000 -i /dev/sdb1
This moves blocks between 0x4000 and 0x4100 to the left-hand area of 0x10000.
The exit code returned by defrag.f2fs is 0 on success and -1 on failure.
Options
|
Specify the starting block address. |
|---|---|
|
Specify the number of blocks to move. |
|
Specify the destination block address. |
-
-H -
Specify support write hint.
-idirection-
Set the direction to left. If it is not set, the direction becomes right by default.
-ddebug-level-
Specify the level of debugging options. The default number is 0, which shows basic debugging messages.
- This version of
Releases
6 releases since Debian 9 (Stretch); the text changed 2 times.
-H since Arch Linux 2026-11-01.