diff options
Diffstat (limited to 'fs/f2fs/debug.c')
-rw-r--r-- | fs/f2fs/debug.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c index a9baa121d829..8f1ef742551f 100644 --- a/fs/f2fs/debug.c +++ b/fs/f2fs/debug.c @@ -88,6 +88,9 @@ static void update_general_status(struct f2fs_sb_info *sbi) si->hit_largest = atomic64_read(&sbi->read_hit_largest); si->hit_total[EX_READ] += si->hit_largest; + /* block age extent_cache only */ + si->allocated_data_blocks = atomic64_read(&sbi->allocated_data_blocks); + /* validation check of the segment numbers */ si->ndirty_node = get_pages(sbi, F2FS_DIRTY_NODES); si->ndirty_dent = get_pages(sbi, F2FS_DIRTY_DENTS); @@ -516,6 +519,22 @@ 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[EX_READ], si->zombie_tree[EX_READ], si->ext_node[EX_READ]); + seq_puts(s, "\nExtent Cache (Block Age):\n"); + seq_printf(s, " - Allocated Data Blocks: %llu\n", + si->allocated_data_blocks); + seq_printf(s, " - Hit Count: L1:%llu L2:%llu\n", + si->hit_cached[EX_BLOCK_AGE], + si->hit_rbtree[EX_BLOCK_AGE]); + seq_printf(s, " - Hit Ratio: %llu%% (%llu / %llu)\n", + !si->total_ext[EX_BLOCK_AGE] ? 0 : + div64_u64(si->hit_total[EX_BLOCK_AGE] * 100, + si->total_ext[EX_BLOCK_AGE]), + si->hit_total[EX_BLOCK_AGE], + si->total_ext[EX_BLOCK_AGE]); + seq_printf(s, " - Inner Struct Count: tree: %d(%d), node: %d\n", + si->ext_tree[EX_BLOCK_AGE], + si->zombie_tree[EX_BLOCK_AGE], + si->ext_node[EX_BLOCK_AGE]); seq_puts(s, "\nBalancing F2FS Async:\n"); seq_printf(s, " - DIO (R: %4d, W: %4d)\n", si->nr_dio_read, si->nr_dio_write); @@ -586,6 +605,8 @@ static int stat_show(struct seq_file *s, void *v) si->cache_mem >> 10); seq_printf(s, " - read extent cache: %llu KB\n", si->ext_mem[EX_READ] >> 10); + seq_printf(s, " - block age extent cache: %llu KB\n", + si->ext_mem[EX_BLOCK_AGE] >> 10); seq_printf(s, " - paged : %llu KB\n", si->page_mem >> 10); } |