From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@bugzilla.kernel.org Subject: [Bug 151491] free space lossage on busy system with bigalloc enabled and 128KB cluster Date: Sat, 06 Aug 2016 12:54:07 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit To: linux-ext4@vger.kernel.org Return-path: Received: from mail.kernel.org ([198.145.29.136]:46726 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751937AbcHFUBL (ORCPT ); Sat, 6 Aug 2016 16:01:11 -0400 Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id DFE0020634 for ; Sat, 6 Aug 2016 12:54:08 +0000 (UTC) Received: from bugzilla1.web.kernel.org (bugzilla1.web.kernel.org [172.20.200.51]) by mail.kernel.org (Postfix) with ESMTP id B214720631 for ; Sat, 6 Aug 2016 12:54:07 +0000 (UTC) In-Reply-To: Sender: linux-ext4-owner@vger.kernel.org List-ID: https://bugzilla.kernel.org/show_bug.cgi?id=151491 --- Comment #1 from Matthew L. Martin --- The fault is in linux 4.4.16. After running the populate script for a few hours du and df disagree a great deal: # df -h /mnt/hdd_sd[gh]; du -hs /mnt/hdd_sd[gh] Filesystem Size Used Avail Use% Mounted on /dev/sdg 5.5T 129G 5.3T 3% /mnt/hdd_sdg /dev/sdh 5.5T 20G 5.4T 1% /mnt/hdd_sdh 20G /mnt/hdd_sdg 20G /mnt/hdd_sdh # lsof | grep -e sdg -e sdh jbd2/sdg- 32609 root cwd DIR 9,127 4096 192 / jbd2/sdg- 32609 root rtd DIR 9,127 4096 192 / jbd2/sdg- 32609 root txt unknown /proc/32609/exe jbd2/sdh- 32614 root cwd DIR 9,127 4096 192 / jbd2/sdh- 32614 root rtd DIR 9,127 4096 192 / jbd2/sdh- 32614 root txt unknown /proc/32614/exe -- You are receiving this mail because: You are watching the assignee of the bug.