From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C288EC04E84 for ; Wed, 15 May 2019 15:07:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 934F42084E for ; Wed, 15 May 2019 15:07:28 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=cs.utexas.edu header.i=@cs.utexas.edu header.b="YPudYjMi" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726899AbfEOPH1 (ORCPT ); Wed, 15 May 2019 11:07:27 -0400 Received: from newman.cs.utexas.edu ([128.83.139.110]:37383 "EHLO newman.cs.utexas.edu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726545AbfEOPH1 (ORCPT ); Wed, 15 May 2019 11:07:27 -0400 Received: from mail-ot1-f47.google.com (mail-ot1-f47.google.com [209.85.210.47]) (authenticated bits=0) by newman.cs.utexas.edu (8.14.4/8.14.4/Debian-4.1ubuntu1.1) with ESMTP id x4FF7PXr023254 (version=TLSv1/SSLv3 cipher=AES128-GCM-SHA256 bits=128 verify=NOT) for ; Wed, 15 May 2019 10:07:25 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=cs.utexas.edu; s=default; t=1557932845; bh=RGIPsHixgwKfwe8D6IgkE5UqjPh9RBUW8mqHqD+Co0g=; h=References:In-Reply-To:From:Date:Subject:To:Cc:From; b=YPudYjMi9Rna0ivkNiTS/NVKSgY1Y9yGhqxl1Ew7WWlintl18+QgaMmNg3x7vp7lM h4USlnmeKcgOUpG6A3Z70pYhaZ0Oi8XwYE5A/+mgCzZtri+lRvwCjFWQe9obTMxpaA G2Qa0+snlNiCfPj0MkDV5YwWE7sH8WJz+3E66H4g= Received: by mail-ot1-f47.google.com with SMTP id 66so349958otq.0 for ; Wed, 15 May 2019 08:07:25 -0700 (PDT) X-Gm-Message-State: APjAAAXKa9UyzVh7+HaODolTMexfL92up8kOV0EkZvv/T03m1AWeIC2g ICQ3iOiAa+sHMyr+r5/phei5ltmc3LpvuPQUHxih9A== X-Google-Smtp-Source: APXvYqyfQ2098Zp/VfIVt/oScmrIKl34Tl1aLR2uvboW7OHZOG7p3ytlb2kZKpb3/R41DsQs0D5mu/cUw8jhFGd16F8= X-Received: by 2002:a9d:6c89:: with SMTP id c9mr6672818otr.52.1557932845205; Wed, 15 May 2019 08:07:25 -0700 (PDT) MIME-Version: 1.0 References: <20190515150221.16647-1-fdmanana@kernel.org> In-Reply-To: <20190515150221.16647-1-fdmanana@kernel.org> From: Vijay Chidambaram Date: Wed, 15 May 2019 10:07:14 -0500 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH] fstests: generic, fsync fuzz tester with fsstress To: Filipe Manana Cc: fstests , linux-btrfs , linux-ext4@vger.kernel.org, Jan Kara , Filipe Manana Content-Type: text/plain; charset="UTF-8" X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.3.9 (newman.cs.utexas.edu [128.83.139.110]); Wed, 15 May 2019 10:07:25 -0500 (CDT) X-Virus-Scanned: clamav-milter 0.98.7 at newman X-Virus-Status: Clean Sender: linux-ext4-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-ext4@vger.kernel.org On Wed, May 15, 2019 at 10:02 AM wrote: > > From: Filipe Manana > > Run fsstress, fsync every file and directory, simulate a power failure and > then verify the all files and directories exist, with the same data and > metadata they had before the power failure. I'm happy to see this sort of crash testing be merged into the Linux kernel! I think something like this being run after every merge/nightly build will make file systems significantly more robust to crash-recovery bugs.