[xymon] Problem with disk monitoring

Shailesh Paudyal shailesh.paudyal at gmail.com
Thu Sep 23 22:57:02 CEST 2010


Thanks Henrik,
But I still see the problem, please see the following alert came from xymon
a week or so ago.....

red Su] Aug 22 01:26:51 EDT 2010 - Filesystems NOT ok &red 21% / (20461936%
used) has reached the PANIC level (95%) &red 1% /app (65009052% used) has
reached the PANIC level (95%) &red 1% /home (112112360% used) has reached
the PANIC level (95%) &red 6% /var (8933348% used) has reached the PANIC
level (95%) &red 1% /tmp (18638136% used) has reached the PANIC level (95%)
&red 49% /boot (48938% used) has reached the PANIC level (95%) &red 11% /u01
(218810168% used) has reached the PANIC level (95%) &red 7% /u04 (228560164%
used) has reached the PANIC level (95%) &red 35% /u02 (1154279480% used) has
reached the PANIC level (95%) &red 24% /old_u02 (1507070236% used) has
reached the PANIC level (95%)



Filesystem         1

24-]locks      Used Available Capacity Mounted on

/dev/sda5             27054004   5195620  20461936      21% /

/dev/sdb1             68814716    253696  65009052       1% /app

/dev/sdc2            118417044    192356 112112360       1% /home

/dev/sda3              9920624    475208   8933348       6% /var

/dev/sdc1             19840892    178616  18638136       1% /tmp

/dev/sda1               101086     46929     48938      49% /boot

/dev/mapper/VolGroup01-u01 258022788  26105832 218810168      11% /u01

/dev/mapper/VolGroup04-u04 258022788  16355836 228560164       7% /u04

/dev/mapper/VolGroup03-u03 1857784872 609135396 1154279480      35% /u02

/dev/mapper/VolGroup02-u02 2064204960 452279172 1507070236      24% /old_u02

On Thu, Sep 23, 2010 at 3:45 PM, Henrik Størner <henrik at hswn.dk> wrote:

> This is a somewhat old post, but I'm responding anyway ...
>
> In <AANLkTinFdgiz2ie3NCxhuop8picZj6izZPdH6fESQfif at mail.gmail.com> Steve
> Holmes <sholmes42 at mac.com> writes:
>
> >>>> Please see below, there is a problem with disk monitoring on one of
> the
> >>>> server. Can some one tell me if I did something wrong?
> >>>>
> >>>> W]d Jul 28 10:34:31 EDT 2010 - Filesystems NOT ok
> >>>>
> >>>>  7% / (8816628% used) has reached the PANIC level (95%)
> >>>>  38% /u01 (90371708% used) has reached the PANIC level (95%)
> >>>>
> >>>> Filesystem         10
> >>>> 4-b]ocks      Used Available Capacity Mounted on
> >>>> /dev/sda9              9920592    591896   8816628       7% /
> >>>> /dev/sda10           152435112  54195172  90371708      38% /u01
> >>>> /dev/sda8              9920592    154056   9254468       2% /tmp
>
> >It appears that Xymon has slipped one field to the left in parsing the df
> >output. The string at the beginning of each of the lines before the actual
> >df ouput should be the name of the filesystem (plus an icon, but we'll
> >ignore that for now). Then it is using the available number as the percent
> >used, which, of course, is huge.
>
> >I don't know if this is causing the problem but there is some funkiness
> with
> >the first line of the df output. It is broken between the 10 and the 4 and
> >there is a ']' instead of an 'l' in the word "blocks". Maybe this is a
> >cut/paste error, but if not, it is certainly not right.
>
>
> There is a bug somewhere in the Xymon 4.3.0-beta code with the "df"
> status handling. I've seen it cause random RRD files to appear for
> systems that don't have such filesystems, and occasionally it would
> also result in this behaviour where a disk status goes wild.
>
> I haven't been able to nail it yet, mostly because it seems to happen
> very rarely and completely without any pattern. It would seem like
> some sort of memory corruption problem, but I've had the client-message
> handler running for days with valgrind (memory access checker) enabled,
> and it came up with nothing.
>
> Very annoying.
>
>
> Regards,
> Henrik
>
>
> To unsubscribe from the xymon list, send an e-mail to
> xymon-unsubscribe at xymon.com
>
>
>


-- 
Shailesh K. Paudyal
shailesh.paudyal at gmail.com
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.xymon.com/pipermail/xymon/attachments/20100923/30d1e627/attachment.html>


More information about the Xymon mailing list