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Date:   Fri, 30 Apr 2021 17:28:47 +0200
From:   David Sterba <dsterba@suse.cz>
To:     Wang Yugui <wangyugui@e16-tech.com>
Cc:     Josef Bacik <josef@toxicpanda.com>, linux-btrfs@vger.kernel.org,
        kernel-team@fb.com
Subject: Re: [PATCH 0/7] Preemptive flushing improvements
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On Fri, Apr 30, 2021 at 06:23:08AM +0800, Wang Yugui wrote:
> > > > This is the file 562.out.bad.

Can you please post again the error?

> By the way, We enable '-O no-holes -R free-space-tree' default for
> mkfs.btrfs.

The fstests cases are not robust enough to catch differences in the
output when various features are enabled so it depends on the exact
error.