linux-kernel - Re: Linux 2.6.29

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Message-ID: <alpine.LFD.2.00.0903251622420.3032@localhost.localdomain>
Date:	Wed, 25 Mar 2009 16:23:08 -0700 (PDT)
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	Theodore Tso <tytso@....edu>
cc:	David Rees <drees76@...il.com>, Jesper Krogh <jesper@...gh.cc>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: Linux 2.6.29



On Wed, 25 Mar 2009, Theodore Tso wrote:
> > 
> > The problem being that unlike the ratio, there's no sane default value 
> > that you can at least argue is not _entirely_ pointless.
> 
> Well, if the maximum time that someone wants to wait for an fsync() to
> return is one second, and the RAID array can write 100MB/sec

How are you going to tell the kernel that the RAID array can write 
100MB/s?

The kernel has no idea.

			Linus
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