From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751812AbbALHSn (ORCPT ); Mon, 12 Jan 2015 02:18:43 -0500 Received: from mailout4.samsung.com ([203.254.224.34]:32553 "EHLO mailout4.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751087AbbALHSl (ORCPT ); Mon, 12 Jan 2015 02:18:41 -0500 X-AuditID: cbfee61b-f79d76d0000024d6-cb-54b375505477 From: Chao Yu To: Jaegeuk Kim , Changman Lee Cc: linux-f2fs-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org Subject: [f2fs-dev][RFC PATCH 09/10] f2fs: show extent tree,node stat info in debugfs Date: Mon, 12 Jan 2015 15:17:56 +0800 Message-id: <000d01d02e37$fe5310c0$faf93240$@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: AdAuBrTeB3SkMuq5TqygfuRx6GmceA== Content-language: zh-cn X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrALMWRmVeSWpSXmKPExsVy+t9jQd2A0s0hBs9OyVlc29fIZPFk/Sxm i0uL3C0u75rD5sDisWlVJ5vH7gWfmTz6tqxi9Pi8SS6AJYrLJiU1J7MstUjfLoEro2/2RPaC q4IV++d8YmlgvM7XxcjJISFgIvH3xmtmCFtM4sK99WwgtpDAdEaJndcquhi5gOwfjBKzb85g BUmwCahILO/4zwRiiwh4SUzaf4IFxGYW8JBo7PgOViMsEC7x4cEHRhCbRUBVYtWZa+wgNq+A pcTiLbeZIWxBiR+T70H1akms33mcCcKWl9i85i3UQQoSO86+BprDDrRLT+K0LUSFuMTGI7dY JjAKzEIyaBaSQbOQDJqFpGUBI8sqRtHUguSC4qT0XCO94sTc4tK8dL3k/NxNjOBwfia9g3FV g8UhRgEORiUeXgupzSFCrIllxZW5hxglOJiVRHjDrIFCvCmJlVWpRfnxRaU5qcWHGKU5WJTE eZXs20KEBNITS1KzU1MLUotgskwcnFINjBqSYU+dJCcsrF+5eHJ5esCi+y0zLsdlRPR0NfVZ 5n+5lLOh8MnRzMmG21NYC6aY/7Y1fRU+3Te9PBfo5B3yAuvkGeyedU3cadvSIfp+y38tPh7v Lys678ZMtuffZsDGdUn5ocebL2fFZHIf/mBQOF4XofHLXvlAK6948e/w1P8vbe7c6WBVYinO SDTUYi4qTgQAkAtdCmMCAAA= Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch add and show 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 1f0fb58..0fdfffe 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; @@ -177,6 +179,9 @@ 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); } static int stat_show(struct seq_file *s, void *v) @@ -253,6 +258,8 @@ 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 811fd90..c5138fc 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -1540,7 +1540,7 @@ 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