linux-kernel - Re: [ext3][kernels >= 2.6.20.7 at least] KDE going comatose when FS is under heavy write load (massive starvation)

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Message-ID: <698310e10704270459t7663d39dp977cf055b8db9d2a@mail.gmail.com>
Date:	Fri, 27 Apr 2007 15:59:56 +0400
From:	"Marat Buharov" <marat.buharov@...il.com>
To:	"Andrew Morton" <akpm@...ux-foundation.org>
Cc:	"Mike Galbraith" <efault@....de>,
	LKML <linux-kernel@...r.kernel.org>,
	"Linus Torvalds" <torvalds@...ux-foundation.org>,
	"Jens Axboe" <jens.axboe@...cle.com>,
	"linux-ext4@...r.kernel.org" <linux-ext4@...r.kernel.org>
Subject: Re: [ext3][kernels >= 2.6.20.7 at least] KDE going comatose when FS is under heavy write load (massive starvation)

On 4/27/07, Andrew Morton <akpm@...ux-foundation.org> wrote:
> Aside: why the heck do applications think that their data is so important
> that they need to fsync it all the time.  I used to run a kernel on my
> laptop which had "return 0;" at the top of fsync() and fdatasync().  Most
> pleasurable.

So, if having fake fsync() and fdatasync() is pleasurable for laptop
and desktop, may be it's time to add option into Kconfig which
disables normal fsync behaviour in favor of robust desktop?
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