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Date: Sat, 9 Dec 2000 23:06:15 +0100
From: Pavel Machek <pavel@suse.cz>
To: Rik van Riel <riel@conectiva.com.br>
Cc: Pavel Machek <pavel@suse.cz>, kernel list <linux-kernel@vger.kernel.org>
Subject: Re: swapoff weird
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In-Reply-To: <Pine.LNX.4.21.0012091941170.19389-100000@duckman.distro.conectiva>; from riel@conectiva.com.br on Sat, Dec 09, 2000 at 07:41:54PM -0200
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> On Sat, 9 Dec 2000, Pavel Machek wrote:
> 
> > It is possible to remove swapfile in use. Great, but how do you
> > swap off then? Who is to blame?
> 
> As usual, root is to blame ;)

I do not agree. It is too easy to get to situation like this.

> > root@bug:~# swapoff /tmp/swap
> > swapoff: /tmp/swap: No such file or directory
> > root@bug:~# > /tmp/swap
> > root@bug:~# swapoff /tmp/swap
> > swapoff: /tmp/swap: Invalid argument
> > root@bug:~#
> 
> Don't let your automatic /tmp cleaners remove the swap
> file ;)
> 
> > How do I get out of this bad situation?
> 
> Reboot.

I'm afraid even reboot will not work.

I can't swapoff.  Therefore filesystem is busy (it must be -- kernel
might be writing to file on it!). And no way to get out of that. 
-- 
The best software in life is free (not shareware)!		Pavel
GCM d? s-: !g p?:+ au- a--@ w+ v- C++@ UL+++ L++ N++ E++ W--- M- Y- R+
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