[CentOS] tmpfs says "No space left on device"

James Hogarth james.hogarth at gmail.com
Wed Dec 1 14:17:39 UTC 2010


On 1 December 2010 14:13, Adam Tauno Williams <awilliam at whitemice.org> wrote:
> I have a server where we use tmpfs as a cache for temporary files used
> by a web application.  But occasionally this tmpfs thinks it is full
> when it isn't.
>
> [root at flask-yellow tmpfs]# touch file
> touch: cannot touch `file': No space left on device
> [root at flask-yellow tmpfs]# df -k
> Filesystem           1K-blocks      Used Available Use% Mounted on
> none                    393216     19296    373920   5% /srv/tmpfs
>
> Simply unmounting and remounting /srv/tmpfs resolves the issue.
>
> 2.6.18-164.11.1.el5
>
> Any suggestions as to the cause of this or workarounds are appreciated.
>

Webserver process holding the file handles open so that the space
doesn't get released maybe?



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