linux-kernel - Re: [regression]2.6.38-rc6 with XFS still does consume all free space

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Message-ID: <4D7F8C53.7000705@gmx.net>
Date:	Tue, 15 Mar 2011 16:57:07 +0100
From:	Otto Meier <gf435@....net>
To:	Dave Chinner <david@...morbit.com>
CC:	linux-kernel@...r.kernel.org
Subject: Re: [regression]2.6.38-rc6 with XFS still does consume all free space

Am 01.03.2011 04:51, schrieb Dave Chinner:
> On Tue, Feb 22, 2011 at 01:19:51PM +0100, Otto Meier wrote:
>> Hello,
>> on my System a "make modules_install" with kernel 2.6.38-rc6 has eaten up
>> all free Space on a XFS partition.
> Are you building the 2.6.38-rc6 kernel on some other kernel or are
> you running 2.6..38-rc6?
>
I did build a new newer Kernel and was running 2.6.38-rc6.
>> The free Space is
>>
>> /dev/sda6             56472984  43613692  12859292  78% /
>>
>> after make modules_install i get
>>
>> /dev/sda6             56472984  56472964        20 100% /
> Had you already built the kernel, or did the make command build the
> kernel and all the modules before installing them?  Can you check
> how much space the modules directory is actually using (i.e. using
> du)?
>
> Also, did you get an ENOSPC error?
>
I had already build the kernel.
>> with kernel 2.6.37.1 everything runs fine and df shows
>>
>> /dev/sda6             56472984  43262256  13210728  77% /
>>
>> any idea what is going on here?
> No, all the known preallocation regressions have been fixed. can you
> confirm that the kernel you are running has this commit in it?
>
> b8fc826 xfs: speculative delayed allocation uses rounddown_power_of_2 badly
>
Yes the kernel I was running had this commit.
> Cheers,
>
> Dave.
Sorry for not answering earlier,  I added my comments to your questions above.

Bye Otto

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