| commit | 77f4135f2a219a2127be6cc1208c42e6175b11dd | [log] [tgz] |
|---|---|---|
| author | Vivek Haldar <haldar@google.com> | Sun May 22 21:24:16 2011 -0400 |
| committer | Theodore Ts'o <tytso@mit.edu> | Sun May 22 21:24:16 2011 -0400 |
| tree | 8f85549d2354c5a69a5b29197f68a554daad1324 | |
| parent | 93917411be8db5d21abf15c781dfa43c5cc6edf2 [diff] |
ext4: count hits/misses of extent cache and expose in sysfs
The number of hits and misses for each filesystem is exposed in
/sys/fs/ext4/<dev>/extent_cache_{hits, misses}.
Tested: fsstress, manual checks.
Signed-off-by: Vivek Haldar <haldar@google.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>