How to check disk space on devfs?

[Karl DeBisschop]

On Mon, 08 Mar 2004 19:46:59 +0100
"Dezider Góra" <gora at wittmann.sk> wrote:

> Hi all,
> 
> I'm starting a nagios monitor and almost ev. is working, but I can't 
> seem to find a way how to get disk free space on disk.
> When I issue df I get
> Filesystem           1k-blocks      Used Available Use% Mounted on
> rootfs                 1509628    886828    592116  60% /
> /dev/root              1509628    886828    592116  60% /
> /dev/hda1                46636      9117     35111  21% /mnt/boot
> 
> /etc/fstab gives me similiar results.
> I get correct disk usage from /dev/hda1, but not from /dev/root. I get
> 
> nonexistant device result from check_disk plugin.
> Is it possible to get disk space from nagios command?

What OS? What version of check_disk? How you invoking check_disk when 
you get this nonexistant device error?

tell us more about rootfs - is it a raid array? LVM or some other volume
manager?

--
Karl


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