Re: [PLUG] Reclaiming inodes

["Gavin W. Burris" <bug@wharton.upenn.edu>]

Hello, Thomas.

Maybe you have many, many small files, smaller than the inode size.  Or is this a very old fs format with a fixed max?  Migrate to an XFS filesystem and use a smaller inode size.

Cheers.

On Thu 09/28/17 09:48AM EDT, Thomas Delrue wrote:
> I'm in a bit of a bind and have never seen this before so if anyone can 
> explain to me what is happening, that would be great:
> 
> I have a machine that keeps reporting that it's run out of disk space.
> So I do the usual "df -h" and get this:
> username@host ~ $ df -h
> Filesystem      Size  Used Avail Use% Mounted on
> /dev/root        12G  3.9G  7.1G  36% /
> devtmpfs        997M     0  997M   0% /dev
> tmpfs           999M     0  999M   0% /dev/shm
> tmpfs           999M  9.5M  990M   1% /run
> tmpfs           5.0M     0  5.0M   0% /run/lock
> tmpfs           999M     0  999M   0% /sys/fs/cgroup
> 
> But it reports that it has no more disk space, so I dig a little deeper and I 
> find that I could also run df with the -i (inodes) flag, which gives me this:
> 
> username@host ~ $ df -hi
> Filesystem     Inodes IUsed IFree IUse% Mounted on
> /dev/root        735K  735K     0  100% /
> devtmpfs         250K  1.4K  248K    1% /dev
> tmpfs            250K     1  250K    1% /dev/shm
> tmpfs            250K  1.2K  249K    1% /run
> tmpfs            250K     3  250K    1% /run/lock
> tmpfs            250K    16  250K    1% /sys/fs/cgroup
> 
> I appear to have "run out of inodes"? Is there a way to reclaim them?
> 
> Thanks
> Thomas



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Gavin W. Burris
Senior Project Leader for Research Computing
The Wharton School
University of Pennsylvania
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