linux-kernel - Re: 2.6.27 & ext4 strangeness

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Message-ID: <20090131100516.01adc593@lithium.local.net>
Date:	Sat, 31 Jan 2009 10:05:16 +0000
From:	Alex Buell <alex.buell@...ted.org.uk>
To:	Theodore Tso <tytso@....edu>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: 2.6.27 & ext4 strangeness

On Fri, 30 Jan 2009 19:09:17 -0500, I waved a wand and this message
magically appears in front of Theodore Tso:

> On Fri, Jan 30, 2009 at 07:47:02PM +0000, Alex Buell wrote:
> > 
> > As this has happened three times in the last 24 hours, I thought I'd
> > report this. Whenever my laptop locks up, I have to powercycle.
> > After rebooting, and fsck.ext4 reports a clean filesystem, often I
> > get a 'no space on device' error even though I have plenty of disk
> > space left. Another reboot with a forced fsck.ext4 cures this,
> > every time. This only happens with ext4 filesystems used as the
> > root filesystem. 
> 
> If you can reproduce this, can you send me the output of "df /; df -i
> /; dumpe2fs /dev/XXX" (where XXX is your root device) before you
> reboot and force an fsck?  And then can you send me the output of "df
> / ; df -i /; dumpe2fs /dev/XXX" after the 2nd reboot and forced fsck.
> I've never seen anything like this, so I don't know what to make of
> it.

It's happened again this morning before your e-mail arrived. I'm now
sure I can reproduce it every time the laptop locks up. The next
time it happens I'll do as you request. 

Regards
Alex
-- 
http://www.munted.org.uk

Fearsome grindings.
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