linux-ext4 - Re: BUG at fs/ext4/mballoc.c:3295

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Message-ID: <49B94384.2010106@redhat.com>
Date:	Thu, 12 Mar 2009 12:16:52 -0500
From:	Eric Sandeen <sandeen@...hat.com>
To:	Thiemo Nagel <thiemo.nagel@...tum.de>
CC:	Ext4 Developers List <linux-ext4@...r.kernel.org>
Subject: Re: BUG at fs/ext4/mballoc.c:3295

Thiemo Nagel wrote:
>> I don't see it:
>>
>> # dd if=/dev/zero of=2mbfile bs=1M count=2
>> # mkfs.ext4 -F 2mbfile
>> # mount -o loop 2mbfile mnt/
>> # dd if=/dev/zero of=mnt/file
>> dd: writing to `mnt/file': No space left on device
>> 1917+0 records in
>> 1916+0 records out
>> 980992 bytes (981 kB) copied, 0.0162723 s, 60.3 MB/s
>>
>> is this more or less what you did?
> 
> Yes, except that I used the following parameters for mkfs.ext4 (IIRC):
> 
> /sbin/mkfs.ext4 -v -F -b 1024 -m 0 -g 512 -G 4 -I 128 -N 1 -O 
> large_file,dir_index,flex_bg,extent,sparse_super image.ext4
> 
> Kind regards,
> 
> Thiemo Nagel

Bingo, thanks :)

-Eric
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