From: Dave Chinner <david@fromorbit.com>
To: YeYin <eyniy@qq.com>
Cc: Eric Sandeen <sandeen@sandeen.net>, xfs <xfs@oss.sgi.com>
Subject: Re: du result is smaller than xfs_quota report
Date: Wed, 21 Oct 2015 18:13:31 +1100 [thread overview]
Message-ID: <20151021071331.GD19199@dastard> (raw)
In-Reply-To: <tencent_756CDB1668EC804906FB9672@qq.com>
On Wed, Oct 21, 2015 at 02:37:04PM +0800, YeYin wrote:
> > Is anything mounted under that directory hierarchy, and hiding files from du's view?
>
>
> No, Thanks. I found some unlinked inodes, but I can't get some useful information:
>
>
> # xfs_db -xr -c 'agi 1' -c p /dev/sda4
....
> unlinked[0-63] = 0:78272 ....
> # xfs_db -xr -c 'inode 78272' -c p /dev/sda4
That's because 78272 isn't an real inode number. It's a AG relative
inode number ("agino") of 78272. The global inode number folds in
the AG number to it, and this is from AG 1. So:
xfs_db> convert agno 1 agino 78272 ino
<inum>
xfs_db> inode <inum>
xfs_db> p
....
Cheers,
Dave.
--
Dave Chinner
david@fromorbit.com
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next prev parent reply other threads:[~2015-10-21 7:13 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-20 9:09 du result is smaller than xfs_quota report YeYin
2015-10-20 11:31 ` Emmanuel Florac
2015-10-20 13:30 ` YeYin
2015-10-20 19:35 ` Eric Sandeen
2015-10-21 6:37 ` YeYin
2015-10-21 7:13 ` Dave Chinner [this message]
2015-10-21 8:09 ` YeYin
2015-10-23 6:55 ` Dave Chinner
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