[CentOS] /tmp full with systemd-private*

[Dennis Jacobfeuerborn]

On 09.02.2016 17:05, Kai Bojens wrote:
> CentOS: 7.1.1503
> 
> I have a problem with systemd which somehow manages to fill /tmp up with a lot of
> files. These files obviously are from the Apache server and don't pose a problem
> per se. The problem is that these files don't get removed daily:
> 
> du -hs systemd-private-*
> 7,7G	systemd-private-mpg7rm
> 0	systemd-private-olXnby
> 0	systemd-private-qvJJ5o
> 0	systemd-private-Rs2nBv
> 
> It was my understanding that these temp-files should have been removed daily as
> it is stated here:
> 
> $: grep -v '^#' /usr/lib/systemd/system/systemd-tmpfiles-clean.timer
> 
> [Unit]
> Description=Daily Cleanup of Temporary Directories
> Documentation=man:tmpfiles.d(5) man:systemd-tmpfiles(8)
> 
> [Timer]
> OnBootSec=15min
> OnUnitActiveSec=1d
> 
> Am I missing something? Is there a better way with a systemd based systemd to
> have these files removed daily?

Have you checked which process creates the files and doesn't apparently
clean them up properly by checking the contents for example?

Regards,
  Dennis