From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753319AbbAZF52 (ORCPT ); Mon, 26 Jan 2015 00:57:28 -0500 Received: from mailout4.samsung.com ([203.254.224.34]:59397 "EHLO mailout4.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751001AbbAZF5Y (ORCPT ); Mon, 26 Jan 2015 00:57:24 -0500 X-AuditID: cbfee61b-f79d76d0000024d6-55-54c5d7426edb From: Chao Yu To: Jaegeuk Kim , Changman Lee Cc: linux-f2fs-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org Subject: [f2fs-dev][PATCH v2 09/10] f2fs: show extent tree,node stat info in debugfs Date: Mon, 26 Jan 2015 13:56:36 +0800 Message-id: <006501d0392c$f3df5b30$db9e1190$@samsung.com> MIME-version: 1.0 Content-type: text/plain; charset=us-ascii Content-transfer-encoding: 7bit X-Mailer: Microsoft Outlook 14.0 Thread-index: AdA24WJ0iqXkJiGzRwSPv2YcQAhRVA== Content-language: zh-cn X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrALMWRmVeSWpSXmKPExsVy+t9jQV2n60dDDHobTSyu7Wtksniyfhaz xaVF7haXd81hc2Dx2LSqk81j94LPTB59W1YxenzeJBfAEsVlk5Kak1mWWqRvl8CVceaEf8Fd wYqWti72BsZ7fF2MHBwSAiYSD57GdjFyApliEhfurWfrYuTiEBKYzijRcnoyI4Tzg1Fix7xJ bCBVbAIqEss7/jOB2CICXhKT9p9gAbGZBTwkGju+s4LYwgJhEq+WTgerZxFQldgxfyVYnFfA UuLAiVdMELagxI/J96B6tSTW7zzOBGHLS2xe85YZ4iIFiR1nXzOCHCoioCfxaIYfRIm4xMYj t1gmMArMQjJpFpJJs5BMmoWkZQEjyypG0dSC5ILipPRcI73ixNzi0rx0veT83E2M4HB+Jr2D cVWDxSFGAQ5GJR5ejcajIUKsiWXFlbmHGCU4mJVEeMunAIV4UxIrq1KL8uOLSnNSiw8xSnOw KInzKtm3hQgJpCeWpGanphakFsFkmTg4pRoY575g80yYLb1k75Lz/15+c5+e8PewYmr3y6ta IhfUn89aesn4w5T1d44wTnDTk09WOxOhUBqgd+miumdQJ6MH9/1v+RU+x1g2G/m0bhO7kvU3 3y3T22d/wrnFE/r7Sw5ybnm3+c6Z3piQ/6Ib6+WnnbLuNDBw3dEZfeaId7Lt7qtBxYK7rR5t V2Ipzkg01GIuKk4EAOajnaFjAgAA Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch adds and shows stat info of total memory footprint for extent tree, node in debugfs. Signed-off-by: Chao Yu --- fs/f2fs/debug.c | 7 +++++++ fs/f2fs/f2fs.h | 2 +- 2 files changed, 8 insertions(+), 1 deletion(-) diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c index 0f721f6..031dc61 100644 --- a/fs/f2fs/debug.c +++ b/fs/f2fs/debug.c @@ -35,6 +35,8 @@ static void update_general_status(struct f2fs_sb_info *sbi) /* validation check of the segment numbers */ si->hit_ext = sbi->read_hit_ext; si->total_ext = sbi->total_hit_ext; + si->ext_tree = sbi->total_ext_tree; + si->ext_node = atomic_read(&sbi->total_ext_node); si->ndirty_node = get_pages(sbi, F2FS_DIRTY_NODES); si->ndirty_dent = get_pages(sbi, F2FS_DIRTY_DENTS); si->ndirty_dirs = sbi->n_dirty_dirs; @@ -183,6 +185,9 @@ get_cache: si->cache_mem += sbi->n_dirty_dirs * sizeof(struct inode_entry); for (i = 0; i <= UPDATE_INO; i++) si->cache_mem += sbi->im[i].ino_num * sizeof(struct ino_entry); + si->cache_mem += sbi->total_ext_tree * sizeof(struct extent_tree); + si->cache_mem += atomic_read(&sbi->total_ext_node) * + sizeof(struct extent_node); si->page_mem = 0; npages = NODE_MAPPING(sbi)->nrpages; @@ -265,6 +270,8 @@ static int stat_show(struct seq_file *s, void *v) seq_printf(s, " - node blocks : %d\n", si->node_blks); seq_printf(s, "\nExtent Hit Ratio: %d / %d\n", si->hit_ext, si->total_ext); + seq_printf(s, "\nExtent Tree Count: %d\n", si->ext_tree); + seq_printf(s, "\nExtent Node Count: %d\n", si->ext_node); seq_puts(s, "\nBalancing F2FS Async:\n"); seq_printf(s, " - inmem: %4d\n", si->inmem_pages); diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index c96f451..3329367 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -1568,7 +1568,7 @@ struct f2fs_stat_info { struct f2fs_sb_info *sbi; int all_area_segs, sit_area_segs, nat_area_segs, ssa_area_segs; int main_area_segs, main_area_sections, main_area_zones; - int hit_ext, total_ext; + int hit_ext, total_ext, ext_tree, ext_node; int ndirty_node, ndirty_dent, ndirty_dirs, ndirty_meta; int nats, dirty_nats, sits, dirty_sits, fnids; int total_count, utilization; -- 2.2.1