diff options
| author | Jaegeuk Kim <jaegeuk@kernel.org> | 2016-01-09 13:45:17 -0800 |
|---|---|---|
| committer | Mister Oyster <oysterized@gmail.com> | 2017-04-13 12:32:49 +0200 |
| commit | 2a107aa5c3ab24e63c10dfcb1a505d222f0a3dfe (patch) | |
| tree | 3a1c399bc9dc27703e10518d1b3e78fc2352e8f2 | |
| parent | 25b03d61df0c7821c819ec97a915d9c542241b11 (diff) | |
f2fs: monitor the number of background checkpoint
This patch adds to show the number of background checkpoint.
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
| -rw-r--r-- | fs/f2fs/debug.c | 3 | ||||
| -rw-r--r-- | fs/f2fs/f2fs.h | 4 | ||||
| -rw-r--r-- | fs/f2fs/segment.c | 1 |
3 files changed, 6 insertions, 2 deletions
diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c index b73e8e133..48f2ae945 100644 --- a/fs/f2fs/debug.c +++ b/fs/f2fs/debug.c @@ -272,7 +272,8 @@ static int stat_show(struct seq_file *s, void *v) si->dirty_count); seq_printf(s, " - Prefree: %d\n - Free: %d (%d)\n\n", si->prefree_count, si->free_segs, si->free_secs); - seq_printf(s, "CP calls: %d\n", si->cp_count); + seq_printf(s, "CP calls: %d (BG: %d)\n", + si->cp_count, si->bg_cp_count); seq_printf(s, "GC calls: %d (BG: %d)\n", si->call_count, si->bg_gc); seq_printf(s, " - data segments : %d (%d)\n", diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 24f7e7d8d..fe1e1d78e 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -1943,7 +1943,7 @@ struct f2fs_stat_info { int util_free, util_valid, util_invalid; int rsvd_segs, overp_segs; int dirty_count, node_pages, meta_pages; - int prefree_count, call_count, cp_count; + int prefree_count, call_count, cp_count, bg_cp_count; int tot_segs, node_segs, data_segs, free_segs, free_secs; int bg_node_segs, bg_data_segs; int tot_blks, data_blks, node_blks; @@ -1964,6 +1964,7 @@ static inline struct f2fs_stat_info *F2FS_STAT(struct f2fs_sb_info *sbi) } #define stat_inc_cp_count(si) ((si)->cp_count++) +#define stat_inc_bg_cp_count(si) ((si)->bg_cp_count++) #define stat_inc_call_count(si) ((si)->call_count++) #define stat_inc_bggc_count(sbi) ((sbi)->bg_gc++) #define stat_inc_dirty_inode(sbi, type) ((sbi)->ndirty_inode[type]++) @@ -2046,6 +2047,7 @@ int __init f2fs_create_root_stats(void); void f2fs_destroy_root_stats(void); #else #define stat_inc_cp_count(si) +#define stat_inc_bg_cp_count(si) #define stat_inc_call_count(si) #define stat_inc_bggc_count(si) #define stat_inc_dirty_inode(sbi, type) diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 1e6140f3a..daa9a3ff4 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -356,6 +356,7 @@ void f2fs_balance_fs_bg(struct f2fs_sb_info *sbi) if (test_opt(sbi, DATA_FLUSH)) sync_dirty_inodes(sbi, FILE_INODE); f2fs_sync_fs(sbi->sb, true); + stat_inc_bg_cp_count(sbi->stat_info); } } |