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| author |   Chao Yu <yuchao0@huawei.com> | 2017-03-22 17:23:45 +0800 |
|---|---|---|
| committer |   Jaegeuk Kim <jaegeuk@kernel.org> | 2017-03-24 15:10:50 -0400 |
| commit | 648d50ba12c805d3fc75105ede7af254b3349dbd (patch) | |
| tree | 4efe2862ac68aa102ed46a03307e4a426456166a /fs/f2fs/debug.c | |
| parent | f2fs: fix race condition in between free nid allocator/initializer (diff) | |
| download | linux-dev-648d50ba12c805d3fc75105ede7af254b3349dbd.tar.xz linux-dev-648d50ba12c805d3fc75105ede7af254b3349dbd.zip | |
f2fs: show the max number of volatile operations
This patch adds to show the max number of volatile operations which are
conducting concurrently.
Signed-off-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 | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c index ef1179df05d9..0baa3ee39392 100644 --- a/fs/f2fs/debug.c +++ b/fs/f2fs/debug.c @@ -51,7 +51,9 @@ static void update_general_status(struct f2fs_sb_info *sbi) si->ndirty_all = sbi->ndirty_inode[DIRTY_META]; si->inmem_pages = get_pages(sbi, F2FS_INMEM_PAGES); si->aw_cnt = atomic_read(&sbi->aw_cnt); + si->vw_cnt = atomic_read(&sbi->vw_cnt); si->max_aw_cnt = atomic_read(&sbi->max_aw_cnt); + si->max_vw_cnt = atomic_read(&sbi->max_vw_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) @@ -337,8 +339,10 @@ static int stat_show(struct seq_file *s, void *v) 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, " - inmem: %4d, atomic IO: %4d (Max. %4d), " + "volatile IO: %4d (Max. %4d)\n", + si->inmem_pages, si->aw_cnt, si->max_aw_cnt, + si->vw_cnt, si->max_vw_cnt); seq_printf(s, " - nodes: %4d in %4d\n", si->ndirty_node, si->node_pages); seq_printf(s, " - dents: %4d in dirs:%4d (%4d)\n", @@ -438,7 +442,9 @@ int f2fs_build_stats(struct f2fs_sb_info *sbi) atomic_set(&sbi->inplace_count, 0); atomic_set(&sbi->aw_cnt, 0); + atomic_set(&sbi->vw_cnt, 0); atomic_set(&sbi->max_aw_cnt, 0); + atomic_set(&sbi->max_vw_cnt, 0); mutex_lock(&f2fs_stat_mutex); list_add_tail(&si->stat_list, &f2fs_stat_list); |