| commit | 918df80cad6c9cbb2a68f6fb508cd51976332a94 | [log] [tgz] |
|---|---|---|
| author | Jaegeuk Kim <jaegeuk@kernel.org> | Fri Sep 25 09:31:04 2015 -0700 |
| committer | Steve Kondik <steve@cyngn.com> | Wed Aug 24 11:41:05 2016 -0700 |
| tree | 810fe2e4c5b2d32baa63eba7cd1ab91d3e0ba888 | |
| parent | 8cba386a62c25a7fe50d096ecad6ba0daa932d95 [diff] |
mkfs.f2fs: support <1% overprovision ratio
Big partition size needs uner 1% overprovision space to acquire more space.
section ovp ratio ovp size
For 8TB,
-s1 : 0.07% -> 10GB
-s32 : 0.39% -> 65GB
-s64 : 0.55% -> 92GB
-s128 : 0.78% -> 132GB
For 128GB,
-s1 : 0.55% -> 1.4GB
-s32 : 3.14% -> 8GB
-s64 : 4.45% -> 12GB
-s128 : 6.32% -> 17GB
Change-Id: I9d160f92af23dd262b039feca7eb03c91a5ded91
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>