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| author | Jaegeuk Kim <jaegeuk@kernel.org> | 2017-01-11 10:20:04 -0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2017-02-22 20:24:47 -0800 |
| commit | dcc9165dbf9961cf2848af728f8be31f28a3c790 (patch) | |
| tree | 4f5340b7688f04585f127119a256dc6e338d6a53 /fs/f2fs/debug.c | |
| parent | 1546996348b33dc44dff829bc86fea8a8536164d (diff) | |
| download | linux-dcc9165dbf9961cf2848af728f8be31f28a3c790.tar.bz2 | |
f2fs: show # of on-going flush and discard bios
This patch adds stat information for flush and discard commands.
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/debug.c')
| -rw-r--r-- | fs/f2fs/debug.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c index f9f6b0aeba02..0ca977a94c13 100644 --- a/fs/f2fs/debug.c +++ b/fs/f2fs/debug.c @@ -54,6 +54,12 @@ static void update_general_status(struct f2fs_sb_info *sbi) si->max_aw_cnt = atomic_read(&sbi->max_aw_cnt); si->nr_wb_cp_data = get_pages(sbi, F2FS_WB_CP_DATA); si->nr_wb_data = get_pages(sbi, F2FS_WB_DATA); + if (SM_I(sbi) && SM_I(sbi)->fcc_info) + si->nr_flush = + atomic_read(&SM_I(sbi)->fcc_info->submit_flush); + if (SM_I(sbi) && SM_I(sbi)->dcc_info) + si->nr_discard = + atomic_read(&SM_I(sbi)->dcc_info->submit_discard); si->total_count = (int)sbi->user_block_count / sbi->blocks_per_seg; si->rsvd_segs = reserved_segments(sbi); si->overp_segs = overprovision_segments(sbi); @@ -318,8 +324,9 @@ static int stat_show(struct seq_file *s, void *v) seq_printf(s, " - Inner Struct Count: tree: %d(%d), node: %d\n", si->ext_tree, si->zombie_tree, si->ext_node); seq_puts(s, "\nBalancing F2FS Async:\n"); - seq_printf(s, " - IO (CP: %4d, Data: %4d)\n", - si->nr_wb_cp_data, si->nr_wb_data); + seq_printf(s, " - IO (CP: %4d, Data: %4d, Flush: %4d, Discard: %4d)\n", + si->nr_wb_cp_data, si->nr_wb_data, + si->nr_flush, si->nr_discard); seq_printf(s, " - inmem: %4d, atomic IO: %4d (Max. %4d)\n", si->inmem_pages, si->aw_cnt, si->max_aw_cnt); seq_printf(s, " - nodes: %4d in %4d\n", |