linux-ext4 - Re: [PATCH] fstests: generic, fsync fuzz tester with fsstress

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Message-ID: <CAHWVdUWQXDf0fDTg=43ySNEbTEqPh1ue6ZujsBX-wTsmLQGz3A@mail.gmail.com>
Date:   Wed, 15 May 2019 10:07:14 -0500
From:   Vijay Chidambaram <vijay@...utexas.edu>
To:     Filipe Manana <fdmanana@...nel.org>
Cc:     fstests <fstests@...r.kernel.org>,
        linux-btrfs <linux-btrfs@...r.kernel.org>,
        linux-ext4@...r.kernel.org, Jan Kara <jack@...e.cz>,
        Filipe Manana <fdmanana@...e.com>
Subject: Re: [PATCH] fstests: generic, fsync fuzz tester with fsstress

On Wed, May 15, 2019 at 10:02 AM <fdmanana@...nel.org> wrote:
>
> From: Filipe Manana <fdmanana@...e.com>
>
> 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.