diff options
Diffstat (limited to 'fs/f2fs/debug.c')
| -rw-r--r-- | fs/f2fs/debug.c | 215 |
1 files changed, 163 insertions, 52 deletions
diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c index 6b89eae5e4ca..a216dcdf6941 100644 --- a/fs/f2fs/debug.c +++ b/fs/f2fs/debug.c @@ -21,7 +21,7 @@ #include "gc.h" static LIST_HEAD(f2fs_stat_list); -static DEFINE_MUTEX(f2fs_stat_mutex); +static DEFINE_RAW_SPINLOCK(f2fs_stat_lock); #ifdef CONFIG_DEBUG_FS static struct dentry *f2fs_debugfs_root; #endif @@ -39,7 +39,7 @@ void f2fs_update_sit_info(struct f2fs_sb_info *sbi) bimodal = 0; total_vblocks = 0; - blks_per_sec = BLKS_PER_SEC(sbi); + blks_per_sec = CAP_BLKS_PER_SEC(sbi); hblks_per_sec = blks_per_sec / 2; for (segno = 0; segno < MAIN_SEGS(sbi); segno += sbi->segs_per_sec) { vblocks = get_valid_blocks(sbi, segno, true); @@ -91,11 +91,8 @@ static void update_general_status(struct f2fs_sb_info *sbi) si->ndirty_files = sbi->ndirty_inode[FILE_INODE]; si->nquota_files = sbi->nquota_files; si->ndirty_all = sbi->ndirty_inode[DIRTY_META]; - si->inmem_pages = get_pages(sbi, F2FS_INMEM_PAGES); - si->aw_cnt = sbi->atomic_files; - si->vw_cnt = atomic_read(&sbi->vw_cnt); + si->aw_cnt = atomic_read(&sbi->atomic_files); si->max_aw_cnt = atomic_read(&sbi->max_aw_cnt); - si->max_vw_cnt = atomic_read(&sbi->max_vw_cnt); si->nr_dio_read = get_pages(sbi, F2FS_DIO_READ); si->nr_dio_write = get_pages(sbi, F2FS_DIO_WRITE); si->nr_wb_cp_data = get_pages(sbi, F2FS_WB_CP_DATA); @@ -120,6 +117,13 @@ static void update_general_status(struct f2fs_sb_info *sbi) 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 +135,8 @@ static void update_general_status(struct f2fs_sb_info *sbi) 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->swapfile_inode = atomic_read(&sbi->swapfile_inode); + 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 +150,14 @@ static void update_general_status(struct f2fs_sb_info *sbi) 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]; @@ -154,8 +165,6 @@ static void update_general_status(struct f2fs_sb_info *sbi) si->alloc_nids = NM_I(sbi)->nid_cnt[PREALLOC_NID]; si->io_skip_bggc = sbi->io_skip_bggc; si->other_skip_bggc = sbi->other_skip_bggc; - si->skipped_atomic_files[BG_GC] = sbi->skipped_atomic_files[BG_GC]; - si->skipped_atomic_files[FG_GC] = sbi->skipped_atomic_files[FG_GC]; si->util_free = (int)(free_user_blocks(sbi) >> sbi->log_blocks_per_seg) * 100 / (int)(sbi->user_block_count >> sbi->log_blocks_per_seg) / 2; @@ -164,8 +173,9 @@ static void update_general_status(struct f2fs_sb_info *sbi) * 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]); @@ -174,6 +184,26 @@ static void update_general_status(struct f2fs_sb_info *sbi) 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]; si->block_count[i] = sbi->block_count[i]; @@ -258,10 +288,10 @@ get_cache: 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 += si->inmem_pages * sizeof(struct inmem_pages); + 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); 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) * @@ -272,35 +302,70 @@ get_cache: 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 char *s_flag[] = { + [SBI_IS_DIRTY] = " fs_dirty", + [SBI_IS_CLOSE] = " closing", + [SBI_NEED_FSCK] = " need_fsck", + [SBI_POR_DOING] = " recovering", + [SBI_NEED_SB_WRITE] = " sb_dirty", + [SBI_NEED_CP] = " need_cp", + [SBI_IS_SHUTDOWN] = " shutdown", + [SBI_IS_RECOVERED] = " recovered", + [SBI_CP_DISABLED] = " cp_disabled", + [SBI_CP_DISABLED_QUICK] = " cp_disabled_quick", + [SBI_QUOTA_NEED_FLUSH] = " quota_need_flush", + [SBI_QUOTA_SKIP_FLUSH] = " quota_skip_flush", + [SBI_QUOTA_NEED_REPAIR] = " quota_need_repair", + [SBI_IS_RESIZEFS] = " resizefs", + [SBI_IS_FREEZING] = " freezefs", +}; + static int stat_show(struct seq_file *s, void *v) { struct f2fs_stat_info *si; - int i = 0; - int j; + int i = 0, j = 0; + unsigned long flags; - mutex_lock(&f2fs_stat_mutex); + raw_spin_lock_irqsave(&f2fs_stat_lock, flags); list_for_each_entry(si, &f2fs_stat_list, stat_list) { update_general_status(si->sbi); seq_printf(s, "\n=====[ partition info(%pg). #%d, %s, CP: %s]=====\n", si->sbi->sb->s_bdev, i++, - f2fs_readonly(si->sbi->sb) ? "RO": "RW", + f2fs_readonly(si->sbi->sb) ? "RO" : "RW", is_set_ckpt_flags(si->sbi, CP_DISABLED_FLAG) ? - "Disabled": (f2fs_cp_error(si->sbi) ? "Error": "Good")); + "Disabled" : (f2fs_cp_error(si->sbi) ? "Error" : "Good")); + if (si->sbi->s_flag) { + seq_puts(s, "[SBI:"); + for_each_set_bit(j, &si->sbi->s_flag, 32) + seq_puts(s, s_flag[j]); + seq_puts(s, "]\n"); + } seq_printf(s, "[SB: 1] [CP: 2] [SIT: %d] [NAT: %d] ", si->sit_area_segs, si->nat_area_segs); seq_printf(s, "[SSA: %d] [MAIN: %d", si->ssa_area_segs, si->main_area_segs); seq_printf(s, "(OverProv:%d Resv:%d)]\n\n", si->overp_segs, si->rsvd_segs); + seq_printf(s, "Current Time Sec: %llu / Mounted Time Sec: %llu\n\n", + ktime_get_boottime_seconds(), + SIT_I(si->sbi)->mounted_time); if (test_opt(si->sbi, DISCARD)) seq_printf(s, "Utilization: %u%% (%u valid blocks, %u discard blocks)\n", si->utilization, si->valid_count, si->discard_blks); @@ -319,37 +384,67 @@ static int stat_show(struct seq_file *s, void *v) 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, " - Swapfile Inode: %u\n", + si->swapfile_inode); 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, @@ -365,22 +460,34 @@ static int stat_show(struct seq_file *s, void *v) 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, si->bg_data_blks); seq_printf(s, " - node blocks : %d (%d)\n", si->node_blks, si->bg_node_blks); - seq_printf(s, "Skipped : atomic write %llu (%llu)\n", - si->skipped_atomic_files[BG_GC] + - si->skipped_atomic_files[FG_GC], - 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"); @@ -405,10 +512,9 @@ static int stat_show(struct seq_file *s, void *v) si->flush_list_empty, si->nr_discarding, si->nr_discarded, si->nr_discard_cmd, si->undiscard_blks); - 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, " - atomic IO: %4d (Max. %4d)\n", + si->aw_cnt, si->max_aw_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", @@ -421,6 +527,9 @@ static int stat_show(struct seq_file *s, void *v) si->ndirty_meta, si->meta_pages); seq_printf(s, " - imeta: %4d\n", si->ndirty_imeta); + seq_printf(s, " - fsync mark: %4lld\n", + percpu_counter_sum_positive( + &si->sbi->rf_node_block_count)); seq_printf(s, " - NATs: %9d/%9d\n - SITs: %9d/%9d\n", si->dirty_nats, si->nats, si->dirty_sits, si->sits); seq_printf(s, " - free_nids: %9d/%9d\n - alloc_nids: %9d\n", @@ -462,7 +571,7 @@ static int stat_show(struct seq_file *s, void *v) seq_printf(s, " - paged : %llu KB\n", si->page_mem >> 10); } - mutex_unlock(&f2fs_stat_mutex); + raw_spin_unlock_irqrestore(&f2fs_stat_lock, flags); return 0; } @@ -473,6 +582,7 @@ int f2fs_build_stats(struct f2fs_sb_info *sbi) { struct f2fs_super_block *raw_super = F2FS_RAW_SUPER(sbi); struct f2fs_stat_info *si; + unsigned long flags; int i; si = f2fs_kzalloc(sbi, sizeof(struct f2fs_stat_info), GFP_KERNEL); @@ -499,18 +609,18 @@ int f2fs_build_stats(struct f2fs_sb_info *sbi) 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->swapfile_inode, 0); + atomic_set(&sbi->atomic_files, 0); atomic_set(&sbi->inplace_count, 0); for (i = META_CP; i < META_MAX; i++) atomic_set(&sbi->meta_count[i], 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); + raw_spin_lock_irqsave(&f2fs_stat_lock, flags); list_add_tail(&si->stat_list, &f2fs_stat_list); - mutex_unlock(&f2fs_stat_mutex); + raw_spin_unlock_irqrestore(&f2fs_stat_lock, flags); return 0; } @@ -518,12 +628,13 @@ int f2fs_build_stats(struct f2fs_sb_info *sbi) void f2fs_destroy_stats(struct f2fs_sb_info *sbi) { struct f2fs_stat_info *si = F2FS_STAT(sbi); + unsigned long flags; - mutex_lock(&f2fs_stat_mutex); + raw_spin_lock_irqsave(&f2fs_stat_lock, flags); list_del(&si->stat_list); - mutex_unlock(&f2fs_stat_mutex); + raw_spin_unlock_irqrestore(&f2fs_stat_lock, flags); - kvfree(si); + kfree(si); } void __init f2fs_create_root_stats(void) @@ -531,7 +642,7 @@ void __init f2fs_create_root_stats(void) #ifdef CONFIG_DEBUG_FS f2fs_debugfs_root = debugfs_create_dir("f2fs", NULL); - debugfs_create_file("status", S_IRUGO, f2fs_debugfs_root, NULL, + debugfs_create_file("status", 0444, f2fs_debugfs_root, NULL, &stat_fops); #endif } |