diff options
| author | Yongpeng Yang | 2026-01-13 23:21:37 +0800 |
|---|---|---|
| committer | Jaegeuk Kim | 2026-01-27 02:45:58 +0000 |
| commit | 401a3034d3b9f33e0fd085f6964512fe999ba135 (patch) | |
| tree | 30179af0350badf9bd45685804889a10f4d8525d /fs/f2fs | |
| parent | be38b5717a2953648dd294418b7c2dfdb8e81d7a (diff) | |
f2fs: add write latency stats for NAT and SIT blocks in f2fs_write_checkpoint
This patch adds separate write latency accounting for NAT and SIT blocks
in f2fs_write_checkpoint().
Signed-off-by: Yongpeng Yang <yangyongpeng@xiaomi.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs')
| -rw-r--r-- | fs/f2fs/checkpoint.c | 4 | ||||
| -rw-r--r-- | fs/f2fs/f2fs.h | 4 |
2 files changed, 6 insertions, 2 deletions
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c index 8bb38cfcce6e..5172396c0b01 100644 --- a/fs/f2fs/checkpoint.c +++ b/fs/f2fs/checkpoint.c @@ -1839,6 +1839,7 @@ int f2fs_write_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc) goto out; } } + stat_cp_time(cpc, CP_TIME_MERGE_WRITE); /* * update checkpoint pack index @@ -1855,10 +1856,11 @@ int f2fs_write_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc) f2fs_bug_on(sbi, !f2fs_cp_error(sbi)); goto stop; } + stat_cp_time(cpc, CP_TIME_FLUSH_NAT); f2fs_flush_sit_entries(sbi, cpc); - stat_cp_time(cpc, CP_TIME_FLUSH_META); + stat_cp_time(cpc, CP_TIME_FLUSH_SIT); /* save inmem log status */ f2fs_save_inmem_curseg(sbi); diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 3a8e1dcdcd69..064164ffa489 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -319,7 +319,9 @@ enum cp_time { CP_TIME_START, /* begin */ CP_TIME_LOCK, /* after cp_global_sem */ CP_TIME_OP_LOCK, /* after block_operation */ - CP_TIME_FLUSH_META, /* after flush sit/nat */ + CP_TIME_MERGE_WRITE, /* after flush DATA/NODE/META */ + CP_TIME_FLUSH_NAT, /* after flush nat */ + CP_TIME_FLUSH_SIT, /* after flush sit */ CP_TIME_SYNC_META, /* after sync_meta_pages */ CP_TIME_SYNC_CP_META, /* after sync cp meta pages */ CP_TIME_WAIT_DIRTY_META,/* after wait on dirty meta */ |