From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file
---
kernel/fs/f2fs/debug.c | 218 +++++++++++++++++++++++++++++++++++++++++++----------
1 files changed, 175 insertions(+), 43 deletions(-)
diff --git a/kernel/fs/f2fs/debug.c b/kernel/fs/f2fs/debug.c
index 0dbcb0f..a549f7b 100644
--- a/kernel/fs/f2fs/debug.c
+++ b/kernel/fs/f2fs/debug.c
@@ -72,15 +72,26 @@
si->main_area_zones = si->main_area_sections /
le32_to_cpu(raw_super->secs_per_zone);
- /* validation check of the segment numbers */
+ /* general extent cache stats */
+ for (i = 0; i < NR_EXTENT_CACHES; i++) {
+ struct extent_tree_info *eti = &sbi->extent_tree[i];
+
+ si->hit_cached[i] = atomic64_read(&sbi->read_hit_cached[i]);
+ si->hit_rbtree[i] = atomic64_read(&sbi->read_hit_rbtree[i]);
+ si->total_ext[i] = atomic64_read(&sbi->total_hit_ext[i]);
+ si->hit_total[i] = si->hit_cached[i] + si->hit_rbtree[i];
+ si->ext_tree[i] = atomic_read(&eti->total_ext_tree);
+ si->zombie_tree[i] = atomic_read(&eti->total_zombie_tree);
+ si->ext_node[i] = atomic_read(&eti->total_ext_node);
+ }
+ /* read extent_cache only */
si->hit_largest = atomic64_read(&sbi->read_hit_largest);
- si->hit_cached = atomic64_read(&sbi->read_hit_cached);
- si->hit_rbtree = atomic64_read(&sbi->read_hit_rbtree);
- si->hit_total = si->hit_largest + si->hit_cached + si->hit_rbtree;
- si->total_ext = atomic64_read(&sbi->total_hit_ext);
- si->ext_tree = atomic_read(&sbi->total_ext_tree);
- si->zombie_tree = atomic_read(&sbi->total_zombie_tree);
- si->ext_node = atomic_read(&sbi->total_ext_node);
+ 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);
si->ndirty_meta = get_pages(sbi, F2FS_DIRTY_META);
@@ -120,6 +131,13 @@
atomic_read(&SM_I(sbi)->dcc_info->discard_cmd_cnt);
si->undiscard_blks = SM_I(sbi)->dcc_info->undiscard_blks;
}
+ si->nr_issued_ckpt = atomic_read(&sbi->cprc_info.issued_ckpt);
+ si->nr_total_ckpt = atomic_read(&sbi->cprc_info.total_ckpt);
+ si->nr_queued_ckpt = atomic_read(&sbi->cprc_info.queued_ckpt);
+ spin_lock(&sbi->cprc_info.stat_lock);
+ si->cur_ckpt_time = sbi->cprc_info.cur_time;
+ si->peak_ckpt_time = sbi->cprc_info.peak_time;
+ spin_unlock(&sbi->cprc_info.stat_lock);
si->total_count = (int)sbi->user_block_count / sbi->blocks_per_seg;
si->rsvd_segs = reserved_segments(sbi);
si->overp_segs = overprovision_segments(sbi);
@@ -131,7 +149,7 @@
si->inline_inode = atomic_read(&sbi->inline_inode);
si->inline_dir = atomic_read(&sbi->inline_dir);
si->compr_inode = atomic_read(&sbi->compr_inode);
- si->compr_blocks = atomic_read(&sbi->compr_blocks);
+ si->compr_blocks = atomic64_read(&sbi->compr_blocks);
si->append = sbi->im[APPEND_INO].ino_num;
si->update = sbi->im[UPDATE_INO].ino_num;
si->orphans = sbi->im[ORPHAN_INO].ino_num;
@@ -145,8 +163,14 @@
si->node_pages = NODE_MAPPING(sbi)->nrpages;
if (sbi->meta_inode)
si->meta_pages = META_MAPPING(sbi)->nrpages;
- si->nats = NM_I(sbi)->nat_cnt;
- si->dirty_nats = NM_I(sbi)->dirty_nat_cnt;
+#ifdef CONFIG_F2FS_FS_COMPRESSION
+ if (sbi->compress_inode) {
+ si->compress_pages = COMPRESS_MAPPING(sbi)->nrpages;
+ si->compress_page_hit = atomic_read(&sbi->compress_page_hit);
+ }
+#endif
+ si->nats = NM_I(sbi)->nat_cnt[TOTAL_NAT];
+ si->dirty_nats = NM_I(sbi)->nat_cnt[DIRTY_NAT];
si->sits = MAIN_SEGS(sbi);
si->dirty_sits = SIT_I(sbi)->dirty_sentries;
si->free_nids = NM_I(sbi)->nid_cnt[FREE_NID];
@@ -164,8 +188,9 @@
* 100 / (int)(sbi->user_block_count >> sbi->log_blocks_per_seg)
/ 2;
si->util_invalid = 50 - si->util_free - si->util_valid;
- for (i = CURSEG_HOT_DATA; i <= CURSEG_COLD_NODE; i++) {
+ for (i = CURSEG_HOT_DATA; i < NO_CHECK_TYPE; i++) {
struct curseg_info *curseg = CURSEG_I(sbi, i);
+
si->curseg[i] = curseg->segno;
si->cursec[i] = GET_SEC_FROM_SEG(sbi, curseg->segno);
si->curzone[i] = GET_ZONE_FROM_SEC(sbi, si->cursec[i]);
@@ -173,6 +198,26 @@
for (i = META_CP; i < META_MAX; i++)
si->meta_count[i] = atomic_read(&sbi->meta_count[i]);
+
+ for (i = 0; i < NO_CHECK_TYPE; i++) {
+ si->dirty_seg[i] = 0;
+ si->full_seg[i] = 0;
+ si->valid_blks[i] = 0;
+ }
+
+ for (i = 0; i < MAIN_SEGS(sbi); i++) {
+ int blks = get_seg_entry(sbi, i)->valid_blocks;
+ int type = get_seg_entry(sbi, i)->type;
+
+ if (!blks)
+ continue;
+
+ if (blks == sbi->blocks_per_seg)
+ si->full_seg[type]++;
+ else
+ si->dirty_seg[type]++;
+ si->valid_blks[type] += blks;
+ }
for (i = 0; i < 2; i++) {
si->segment_count[i] = sbi->segment_count[i];
@@ -258,26 +303,41 @@
si->cache_mem += (NM_I(sbi)->nid_cnt[FREE_NID] +
NM_I(sbi)->nid_cnt[PREALLOC_NID]) *
sizeof(struct free_nid);
- si->cache_mem += NM_I(sbi)->nat_cnt * sizeof(struct nat_entry);
- si->cache_mem += NM_I(sbi)->dirty_nat_cnt *
- sizeof(struct nat_entry_set);
+ si->cache_mem += NM_I(sbi)->nat_cnt[TOTAL_NAT] *
+ sizeof(struct nat_entry);
+ si->cache_mem += NM_I(sbi)->nat_cnt[DIRTY_NAT] *
+ sizeof(struct nat_entry_set);
si->cache_mem += si->inmem_pages * sizeof(struct inmem_pages);
for (i = 0; i < MAX_INO_ENTRY; i++)
si->cache_mem += sbi->im[i].ino_num * sizeof(struct ino_entry);
- si->cache_mem += atomic_read(&sbi->total_ext_tree) *
+
+ for (i = 0; i < NR_EXTENT_CACHES; i++) {
+ struct extent_tree_info *eti = &sbi->extent_tree[i];
+
+ si->ext_mem[i] = atomic_read(&eti->total_ext_tree) *
sizeof(struct extent_tree);
- si->cache_mem += atomic_read(&sbi->total_ext_node) *
+ si->ext_mem[i] += atomic_read(&eti->total_ext_node) *
sizeof(struct extent_node);
+ si->cache_mem += si->ext_mem[i];
+ }
si->page_mem = 0;
if (sbi->node_inode) {
unsigned npages = NODE_MAPPING(sbi)->nrpages;
+
si->page_mem += (unsigned long long)npages << PAGE_SHIFT;
}
if (sbi->meta_inode) {
unsigned npages = META_MAPPING(sbi)->nrpages;
+
si->page_mem += (unsigned long long)npages << PAGE_SHIFT;
}
+#ifdef CONFIG_F2FS_FS_COMPRESSION
+ if (sbi->compress_inode) {
+ unsigned npages = COMPRESS_MAPPING(sbi)->nrpages;
+ si->page_mem += (unsigned long long)npages << PAGE_SHIFT;
+ }
+#endif
}
static int stat_show(struct seq_file *s, void *v)
@@ -322,37 +382,65 @@
si->inline_inode);
seq_printf(s, " - Inline_dentry Inode: %u\n",
si->inline_dir);
- seq_printf(s, " - Compressed Inode: %u, Blocks: %u\n",
+ seq_printf(s, " - Compressed Inode: %u, Blocks: %llu\n",
si->compr_inode, si->compr_blocks);
seq_printf(s, " - Orphan/Append/Update Inode: %u, %u, %u\n",
si->orphans, si->append, si->update);
seq_printf(s, "\nMain area: %d segs, %d secs %d zones\n",
si->main_area_segs, si->main_area_sections,
si->main_area_zones);
- seq_printf(s, " - COLD data: %d, %d, %d\n",
+ seq_printf(s, " TYPE %8s %8s %8s %10s %10s %10s\n",
+ "segno", "secno", "zoneno", "dirty_seg", "full_seg", "valid_blk");
+ seq_printf(s, " - COLD data: %8d %8d %8d %10u %10u %10u\n",
si->curseg[CURSEG_COLD_DATA],
si->cursec[CURSEG_COLD_DATA],
- si->curzone[CURSEG_COLD_DATA]);
- seq_printf(s, " - WARM data: %d, %d, %d\n",
+ si->curzone[CURSEG_COLD_DATA],
+ si->dirty_seg[CURSEG_COLD_DATA],
+ si->full_seg[CURSEG_COLD_DATA],
+ si->valid_blks[CURSEG_COLD_DATA]);
+ seq_printf(s, " - WARM data: %8d %8d %8d %10u %10u %10u\n",
si->curseg[CURSEG_WARM_DATA],
si->cursec[CURSEG_WARM_DATA],
- si->curzone[CURSEG_WARM_DATA]);
- seq_printf(s, " - HOT data: %d, %d, %d\n",
+ si->curzone[CURSEG_WARM_DATA],
+ si->dirty_seg[CURSEG_WARM_DATA],
+ si->full_seg[CURSEG_WARM_DATA],
+ si->valid_blks[CURSEG_WARM_DATA]);
+ seq_printf(s, " - HOT data: %8d %8d %8d %10u %10u %10u\n",
si->curseg[CURSEG_HOT_DATA],
si->cursec[CURSEG_HOT_DATA],
- si->curzone[CURSEG_HOT_DATA]);
- seq_printf(s, " - Dir dnode: %d, %d, %d\n",
+ si->curzone[CURSEG_HOT_DATA],
+ si->dirty_seg[CURSEG_HOT_DATA],
+ si->full_seg[CURSEG_HOT_DATA],
+ si->valid_blks[CURSEG_HOT_DATA]);
+ seq_printf(s, " - Dir dnode: %8d %8d %8d %10u %10u %10u\n",
si->curseg[CURSEG_HOT_NODE],
si->cursec[CURSEG_HOT_NODE],
- si->curzone[CURSEG_HOT_NODE]);
- seq_printf(s, " - File dnode: %d, %d, %d\n",
+ si->curzone[CURSEG_HOT_NODE],
+ si->dirty_seg[CURSEG_HOT_NODE],
+ si->full_seg[CURSEG_HOT_NODE],
+ si->valid_blks[CURSEG_HOT_NODE]);
+ seq_printf(s, " - File dnode: %8d %8d %8d %10u %10u %10u\n",
si->curseg[CURSEG_WARM_NODE],
si->cursec[CURSEG_WARM_NODE],
- si->curzone[CURSEG_WARM_NODE]);
- seq_printf(s, " - Indir nodes: %d, %d, %d\n",
+ si->curzone[CURSEG_WARM_NODE],
+ si->dirty_seg[CURSEG_WARM_NODE],
+ si->full_seg[CURSEG_WARM_NODE],
+ si->valid_blks[CURSEG_WARM_NODE]);
+ seq_printf(s, " - Indir nodes: %8d %8d %8d %10u %10u %10u\n",
si->curseg[CURSEG_COLD_NODE],
si->cursec[CURSEG_COLD_NODE],
- si->curzone[CURSEG_COLD_NODE]);
+ si->curzone[CURSEG_COLD_NODE],
+ si->dirty_seg[CURSEG_COLD_NODE],
+ si->full_seg[CURSEG_COLD_NODE],
+ si->valid_blks[CURSEG_COLD_NODE]);
+ seq_printf(s, " - Pinned file: %8d %8d %8d\n",
+ si->curseg[CURSEG_COLD_DATA_PINNED],
+ si->cursec[CURSEG_COLD_DATA_PINNED],
+ si->curzone[CURSEG_COLD_DATA_PINNED]);
+ seq_printf(s, " - ATGC data: %8d %8d %8d\n",
+ si->curseg[CURSEG_ALL_DATA_ATGC],
+ si->cursec[CURSEG_ALL_DATA_ATGC],
+ si->curzone[CURSEG_ALL_DATA_ATGC]);
seq_printf(s, "\n - Valid: %d\n - Dirty: %d\n",
si->main_area_segs - si->dirty_count -
si->prefree_count - si->free_segs,
@@ -368,12 +456,28 @@
si->meta_count[META_NAT]);
seq_printf(s, " - ssa blocks : %u\n",
si->meta_count[META_SSA]);
+ seq_printf(s, "CP merge (Queued: %4d, Issued: %4d, Total: %4d, "
+ "Cur time: %4d(ms), Peak time: %4d(ms))\n",
+ si->nr_queued_ckpt, si->nr_issued_ckpt,
+ si->nr_total_ckpt, si->cur_ckpt_time,
+ si->peak_ckpt_time);
seq_printf(s, "GC calls: %d (BG: %d)\n",
si->call_count, si->bg_gc);
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, " - Reclaimed segs : Normal (%d), Idle CB (%d), "
+ "Idle Greedy (%d), Idle AT (%d), "
+ "Urgent High (%d), Urgent Mid (%d), "
+ "Urgent Low (%d)\n",
+ si->sbi->gc_reclaimed_segs[GC_NORMAL],
+ si->sbi->gc_reclaimed_segs[GC_IDLE_CB],
+ si->sbi->gc_reclaimed_segs[GC_IDLE_GREEDY],
+ si->sbi->gc_reclaimed_segs[GC_IDLE_AT],
+ si->sbi->gc_reclaimed_segs[GC_URGENT_HIGH],
+ si->sbi->gc_reclaimed_segs[GC_URGENT_MID],
+ si->sbi->gc_reclaimed_segs[GC_URGENT_LOW]);
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,
@@ -386,16 +490,34 @@
si->skipped_atomic_files[BG_GC]);
seq_printf(s, "BG skip : IO: %u, Other: %u\n",
si->io_skip_bggc, si->other_skip_bggc);
- seq_puts(s, "\nExtent Cache:\n");
+ seq_puts(s, "\nExtent Cache (Read):\n");
seq_printf(s, " - Hit Count: L1-1:%llu L1-2:%llu L2:%llu\n",
- si->hit_largest, si->hit_cached,
- si->hit_rbtree);
+ si->hit_largest, si->hit_cached[EX_READ],
+ si->hit_rbtree[EX_READ]);
seq_printf(s, " - Hit Ratio: %llu%% (%llu / %llu)\n",
- !si->total_ext ? 0 :
- div64_u64(si->hit_total * 100, si->total_ext),
- si->hit_total, si->total_ext);
+ !si->total_ext[EX_READ] ? 0 :
+ div64_u64(si->hit_total[EX_READ] * 100,
+ si->total_ext[EX_READ]),
+ si->hit_total[EX_READ], si->total_ext[EX_READ]);
seq_printf(s, " - Inner Struct Count: tree: %d(%d), node: %d\n",
- si->ext_tree, si->zombie_tree, si->ext_node);
+ 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);
@@ -412,6 +534,7 @@
"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, " - compress: %4d, hit:%8d\n", si->compress_pages, si->compress_page_hit);
seq_printf(s, " - nodes: %4d in %4d\n",
si->ndirty_node, si->node_pages);
seq_printf(s, " - dents: %4d in dirs:%4d (%4d)\n",
@@ -460,8 +583,12 @@
(si->base_mem + si->cache_mem + si->page_mem) >> 10);
seq_printf(s, " - static: %llu KB\n",
si->base_mem >> 10);
- seq_printf(s, " - cached: %llu KB\n",
+ seq_printf(s, " - cached all: %llu KB\n",
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);
}
@@ -493,16 +620,21 @@
si->sbi = sbi;
sbi->stat_info = si;
- atomic64_set(&sbi->total_hit_ext, 0);
- atomic64_set(&sbi->read_hit_rbtree, 0);
+ /* general extent cache stats */
+ for (i = 0; i < NR_EXTENT_CACHES; i++) {
+ atomic64_set(&sbi->total_hit_ext[i], 0);
+ atomic64_set(&sbi->read_hit_rbtree[i], 0);
+ atomic64_set(&sbi->read_hit_cached[i], 0);
+ }
+
+ /* read extent_cache only */
atomic64_set(&sbi->read_hit_largest, 0);
- atomic64_set(&sbi->read_hit_cached, 0);
atomic_set(&sbi->inline_xattr, 0);
atomic_set(&sbi->inline_inode, 0);
atomic_set(&sbi->inline_dir, 0);
atomic_set(&sbi->compr_inode, 0);
- atomic_set(&sbi->compr_blocks, 0);
+ atomic64_set(&sbi->compr_blocks, 0);
atomic_set(&sbi->inplace_count, 0);
for (i = META_CP; i < META_MAX; i++)
atomic_set(&sbi->meta_count[i], 0);
@@ -526,7 +658,7 @@
list_del(&si->stat_list);
mutex_unlock(&f2fs_stat_mutex);
- kvfree(si);
+ kfree(si);
}
void __init f2fs_create_root_stats(void)
--
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