Displaying 1 result from an estimated 1 matches for "cater_factor".
2012 May 27
0
[RFC PATCH] Decrease Metadata Fragment Using A Caterpillar Band Method
...block based on finite compact blocks like a ca in theory,
and thereby decrease the chances of fragment.
Cons:
1 Acquire more space for metadata and not suit for user data, obviously.
2 Conflict with SSD wearing leveling optimizing, obviously.
Implementation Notes:
struct btrfs_fs_info has a field cater_factor to store the multiples from
mount option, and struct btrfs_header has a u8 member, it''s left-hand 4 bits
to record this block''s location index and right-hand 4 bits for multiples,
such a combination indicates how many continuous blocks form a caterpillar
and which slot this tree b...