No space left on device on xfs filesystem with 7.7TB free

[Timothy Sesow]

I had the same problem recently and couldn't go to
inode64, so I put a writeup at
http://osvault.blogspot.com/2011/03/fixing-1tbyte-inode-problem-in-xfs-file.html
on what I did to find the files in the lower allocation groups
and move them.

On 03/26/2011 09:34 AM, Eric Sandeen wrote:
> On 3/26/11 8:41 AM, atyu30 atyu30 wrote:
>>
>> I'm running RedHat Linux Enterprise Server 5.2, on a 64-bit x86_64
>> Linux  machine with kernel version 2.6.18-128.el5 smp.  I appear to
>> have version 2.9.4 of xfsprogs.
> Just as point of reference, if you're using the xfs-kmod, that is
> extremely old, un-updated, and unsupported at this point.
>
>> I have a 22TB xfs filesystem ,Yesterday, the hard disk is full, today
>> released a 7.7T disk space.But still can not write to new file.
> You have probably run out of 32-bit inode space on your 27T filesystem.
>
>> software ambience:
>>
>> [root at Production data5]# uname -a Linux Production 2.6.18-128.el5 #1
>> SMP Wed Jan 21 10:41:14 EST 2009 x86_64 x86_64 x86_64 GNU/Linux
>>
>> [root at Production data5]# rpm -qa | grep xfs
>> xfsprogs-2.9.4-1.el5.centos xorg-x11-xfs-1.0.2-4 kmod-xfs-0.4-2
>>
> that's X11, not the filesystem, for what it's worth :)
>
>> problem:
>>
>> [root at Production data5]# df -h Filesystem            Size  Used Avail
>> Use% Mounted on /dev/sda1              48G  6.7G   39G  15% /
>> /dev/sda2              81G  4.0G   73G   6% /opt /dev/sdb1
>> 22T   15T  7.7T  65% /data2 tmpfs                 2.0G     0  2.0G
>> 0% /dev/shm
>>
>> [root at Production data5]# df -i Filesystem            Inodes   IUsed
>> IFree IUse% Mounted on /dev/sda1            12812288  136847 12675441
>> 2% / /dev/sda2            21867648    8440 21859208    1% /opt
>> /dev/sdb1            23429382016 4625792 23424756224    1% /data2
>> tmpfs                 504701       1  504700    1% /dev/shm
>>
>> [root at Production data5]# touch test.log touch: cannot touch
>> `test.log': No space left on device
> If your applications can handle>  32-bit inode numbers, mount -o inode64
> and see if you can create the new file.
>
> hm, we should maybe printk in this case, it comes up often enough.
>
> -Eric
>>
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