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| author |   Changman Lee <cm224.lee@samsung.com> | 2014-12-23 08:37:39 +0900 |
|---|---|---|
| committer |   Jaegeuk Kim <jaegeuk@kernel.org> | 2015-04-10 15:08:32 -0700 |
| commit | e1235983e385afafb33bab3578bfc83a7d871ce1 (patch) | |
| tree | 758eb74b210bc64017b81a9bb3bfbe59e2f8114a /fs/f2fs/debug.c | |
| parent | f2fs: fix to issue small discard in real-time mode discard (diff) | |
| download | linux-dev-e1235983e385afafb33bab3578bfc83a7d871ce1.tar.xz linux-dev-e1235983e385afafb33bab3578bfc83a7d871ce1.zip | |
f2fs: add stat info for moved blocks by background gc
This patch is for looking into gc performance of f2fs in detail.
Signed-off-by: Changman Lee <cm224.lee@samsung.com>
[Jaegeuk Kim: fix build errors]
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/debug.c')
| -rw-r--r-- | fs/f2fs/debug.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c index 1006290ed6b8..f5388f37217e 100644 --- a/fs/f2fs/debug.c +++ b/fs/f2fs/debug.c @@ -265,11 +265,16 @@ static int stat_show(struct seq_file *s, void *v) seq_printf(s, "CP calls: %d\n", si->cp_count); seq_printf(s, "GC calls: %d (BG: %d)\n", si->call_count, si->bg_gc); - seq_printf(s, " - data segments : %d\n", si->data_segs); - seq_printf(s, " - node segments : %d\n", si->node_segs); - seq_printf(s, "Try to move %d blocks\n", si->tot_blks); - seq_printf(s, " - data blocks : %d\n", si->data_blks); - seq_printf(s, " - node blocks : %d\n", si->node_blks); + seq_printf(s, " - data segments : %d (%d)\n", + si->data_segs, si->bg_data_segs); + seq_printf(s, " - node segments : %d (%d)\n", + si->node_segs, si->bg_node_segs); + seq_printf(s, "Try to move %d blocks (BG: %d)\n", si->tot_blks, + si->bg_data_blks + si->bg_node_blks); + seq_printf(s, " - data blocks : %d (%d)\n", si->data_blks, + si->bg_data_blks); + seq_printf(s, " - node blocks : %d (%d)\n", si->node_blks, + si->bg_node_blks); seq_printf(s, "\nExtent Hit Ratio: %d / %d\n", si->hit_ext, si->total_ext); seq_printf(s, "\nExtent Tree Count: %d\n", si->ext_tree); |