Regarding ext4 allocation and deallocation of blocks

Hi.... :)

On Sun, Jun 10, 2012 at 12:19 AM, Akshay Nehe [off-list ref] wrote:

I again open file for modification( file with 9217 block) and new
block is 8708 but this time kernel used ext4_free_blocks to deallocate
9217 block. What is the reason behind this behaviour? Please help me
in this issue, if anyone familiar with such behaviour.

So, in other word, it deallocate current blocks and "move" onto new
blocks,right?

sounds like a way to do wear levelling in filesystem level to me..

-- 
regards,

Mulyadi Santosa
Freelance Linux trainer and consultant

blog: the-hydra.blogspot.com
training: mulyaditraining.blogspot.com