[xymon] Problem with disk monitoring

[Steve Holmes]

On Wed, Jul 28, 2010 at 11:29 AM, Shailesh Paudyal <
shailesh.paudyal at gmail.com> wrote:

> The output of df is as follows:
> [root at localhost u03]# df
> Filesystem           1K-blocks      Used Available Use% Mounted on
> /dev/sda9              9920592    591896   8816628   7% /
> /dev/sda10           152435112  54216212  90350668  38% /u01
> /dev/sda8              9920592    154052   9254472   2% /tmp
> /dev/sda7              9920592   3146968   6261556  34% /usr
> /dev/sda6              9920592   1632936   7775588  18% /opt
> /dev/sda5             14877060    456172  13652984   4% /var
> /dev/sda3             29753588    702880  27514896   3% /home
> /dev/sda1               101086     28003     67864  30% /boot
> tmpfs                 74156180  13079592  61076588  18% /dev/shm
>  /dev/mapper/VolGroup02-u02
>                      2064204960 261882740 1697466668  14% /u02
> /dev/mapper/VolGroup03-u03
>                      2064204960 1827234716 132114692  94% /u03
>
> When i pasted the output from the XYMON screen, I deleted the icons, it did
> have the icons..like red smilies:
>
> Thank you,
> -shailesh
>
> On Wed, Jul 28, 2010 at 10:21 AM, Steve Holmes <sholmes42 at mac.com> wrote:
>
>>
>>
>> On Wed, Jul 28, 2010 at 10:57 AM, Shailesh Paudyal <
>> shailesh.paudyal at gmail.com> wrote:
>>
>>> OS is ............... Red Hat Linux 5.4
>>>
>>>
>>> On Wed, Jul 28, 2010 at 9:51 AM, Steve Holmes <sholmes42 at mac.com> wrote:
>>>
>>>>
>>>>
>>>> On Wed, Jul 28, 2010 at 10:43 AM, Shailesh Paudyal <
>>>> shailesh.paudyal at gmail.com> wrote:
>>>>
>>>>> All,
>>>>>
>>>>> 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%)
>>>>>
>>>>>  2% /tmp (9254468% used) has reached the PANIC level (95%)
>>>>>
>>>>>  34% /usr (6261556% used) has reached the PANIC level (95%)
>>>>>
>>>>>  18% /opt (7775588% used) has reached the PANIC level (95%)
>>>>>
>>>>>  4% /var (13653064% used) has reached the PANIC level (95%)
>>>>>
>>>>>  3% /home (27514896% used) has reached the PANIC level (95%)
>>>>>
>>>>>  30% /boot (67864% used) has reached the PANIC level (95%)
>>>>>
>>>>>  14% /u02 (1697518148% used) has reached the PANIC level (95%)
>>>>>
>>>>>  94% /u03 (136865636% 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
>>>>>
>>>>> /dev/sda7              9920592   3146968   6261556      34% /usr
>>>>>
>>>>> /dev/sda6              9920592   1632936   7775588      18% /opt
>>>>>
>>>>> /dev/sda5             14877060    456092  13653064       4% /var
>>>>>
>>>>> /dev/sda3             29753588    702880  27514896       3% /home
>>>>>
>>>>> /dev/sda1               101086     28003     67864      30% /boot
>>>>>
>>>>> /dev/mapper/VolGroup02-u02 2064204960 261831260 1697518148      14%
>>>>> /u02
>>>>>
>>>>> /dev/mapper/VolGroup03-u03 2064204960 1822483772 136865636      94%
>>>>> /u03
>>>>>
>>>>> --
>>>>> Shailesh K. Paudyal
>>>>> shailesh.paudyal at gmail.com
>>>>>
>>>>
>>>>
>>>> Which OS?
>>>> Steve
>>>> --
>>>>
>>>>
>>>
>>>
>>> --
>>> Shailesh K. Paudyal
>>> shailesh.paudyal at gmail.com
>>>
>>
>> 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.
>>
>> I think it should read something like
>>
>> Filesystem          1K-blocks            Used   Available  Use%    Mounted
>> on
>>
>> If your df actually outputs a broken first line I think that should be
>> fixed first, then see if Xymon parses the output correctly.
>>
>> Steve
>>
>
> --
> Shailesh K. Paudyal
> shailesh.paudyal at gmail.com
>



Well, that looks good to me.  I have no idea.
Steve

-- 
The test of a democracy is not the magnificence of buildings or the speed of
automobiles or the efficiency of air transportation, but rather the care
given to the welfare of all the people. -Helen Adams Keller, lecturer and
author (1880-1968)

Truth never damages a cause that is just. -Mohandas Karamchand Gandhi
(1869-1948)
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