linux-ext4 - Re: [PATCH, RFC] ext3: Update Kconfig description of EXT3_DEFAULTS_TO

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Date:	Tue, 11 Aug 2009 06:49:20 +0300
From:	Al Boldi <a1426z@...ab.com>
To:	Theodore Ts'o <tytso@....edu>, Jan Kara <jack@...e.cz>
Cc:	Linux Kernel Developers List <linux-kernel@...r.kernel.org>,
	Theodore Ts'o <tytso@....edu>, linux-ext4@...r.kernel.org
Subject: Re: [PATCH, RFC] ext3: Update Kconfig description of EXT3_DEFAULTS_TO_ORDERED

Theodore Ts'o wrote:
> +	  "data=ordered" mode can also result in major performance
> +	  problems, including seconds-long delays before an fsync()
> +	  call returns.	 For details, see:
> +
> +	  http://ext4.wiki.kernel.org/index.php/Ext3_data_mode_tradeoffs

Why isn't the fsync problem fixable?


Thanks!

--
Al

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