linux-kernel - Re: -rt doesn't compile for UML

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Message-ID: <20071128182935.GA8048@c2.user-mode-linux.org>
Date:	Wed, 28 Nov 2007 13:29:35 -0500
From:	Jeff Dike <jdike@...toit.com>
To:	Miklos Szeredi <miklos@...redi.hu>
Cc:	mingo@...e.hu, user-mode-linux-devel@...ts.sourceforge.net,
	linux-kernel@...r.kernel.org
Subject: Re: -rt doesn't compile for UML

On Wed, Nov 28, 2007 at 04:35:12PM +0100, Miklos Szeredi wrote:
> Something like:
> 
>   dd if=/host/tmp/bigfile of=/tmp/bigfile bs=1048576 count=100
> 
> and run 'top' or 'watch something' in another terminal, which
> sometimes completely stops updating during the write.

Are you talking about missing updates for a few seconds, or for
longer?  With the common above, with top -delay 1, and with 600M of
data, I'm seeing occasional 2-3 pauses, with one missing 5 seconds.

				Jeff

-- 
Work email - jdike at linux dot intel dot com
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