linux-ext4 - Re: fsck.ext4 taking a very long time because of "should not have EOFBLOCKS

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Message-Id: <1DCB6B9B-6386-483E-B726-E2505690D224@gmail.com>
Date:	Wed, 19 Oct 2011 10:22:16 -0600
From:	Andreas Dilger <aedilger@...il.com>
To:	Johannes Segitz <johannes.segitz@...il.com>
Cc:	"linux-ext4@...r.kernel.org" <linux-ext4@...r.kernel.org>
Subject: Re: fsck.ext4 taking a very long time because of "should not have EOFBLOCKS_FL set"

On 2011-10-19, at 10:02 AM, Johannes Segitz <johannes.segitz@...il.com> wrote:

> yesterday i was forced to start a fsck of an ext4 filesystem (4 TB on
> a encrypted raid5 array). After a while a got a lot
> of those messages:
> Inode 23565579 should not have EOFBLOCKS_FL set (size 0, lblk -1)
> 
> After some googling i found this thread
> http://kerneltrap.org/mailarchive/linux-ext4/2010/8/19/6885408/thread#mid-6885408
> 
> Since it's something that can be taken care of by using "-p" i started
> it yesterday and was kind of surprised
> to discover it running happily today with no sign of stopping. I piped
> the output to /dev/null since the printing
> of the messages alone caused quite a bit of load so i don't know at
> which inode fsck currently is.
> 
> Is there a way to speed things up? If i understand the thread
> correctly those errors should self correct over time
> and i don't want to wait anymore. Can i do any harm by killing fsck
> and start it again without the pipe to see
> at which inode it currently is?

You could always strace e2fsck to see what it is printing. 

Cheers, Andreas--
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