[Xymon] Installing Xymon from terabithia; two weird issues

Peter Welter peter.welter at gmail.com
Mon Mar 20 09:42:33 CET 2017


Thanks Matt, I was looking for exactly the links you reported, but
apparantly I was looking hard enough. I'll report back later tomorrow, or
so.

Peter

2017-03-19 11:05 GMT+01:00 Matt Vander Werf <matt1299 at gmail.com>:

> Hi Peter,
>
> Regarding #2, it looks like a memory leak with netapp data RRD templates
> was fixed as part of the 4.3.28 release [1], and it looks like it says it
> was reported by you as well [2]. Given that you said you're still using the
> 4.3.27 RPM, you might want to try and update to 4.3.28 and see if that
> fixes your memory leak issue.
>
> Hope this helps!
>
> [1] https://sourceforge.net/p/xymon/code/7969/
> [2] https://sourceforge.net/p/xymon/code/HEAD/tree/branches/4.3.28/Changes
>
> --
> Matt Vander Werf
>
> On Fri, Mar 17, 2017 at 8:56 AM, Peter Welter <peter.welter at gmail.com>
> wrote:
>
>> Hi JC,
>>
>> I'm still experiencing some difficulties with Xymon version
>> (4.3.27-1.el6.terabithia) software, that is being deployed from
>> http://terabithia.org/rpms/xymon/el6/i686/.
>>
>> There are two different types of problems:
>>
>> 1) Has to do with the integration of Xymon/Devmon.
>>
>>    Although Devmon gets valid SNMP-data, for each poll, the values in the
>> if_load.Ethernet3_1.rrd-file (for example) are showing gaps. The next value
>> is so much larger than the rest, so the total graph is going beserk because
>> of the spikes that are being shown.
>>
>>    ...[snip]
>>             <!-- 2017-03-15 15:10:00 CET / 1489587000 -->
>> <row><v>5.7197560484e+01</v><v>5.7540255376e+01</v></row>
>>             <!-- 2017-03-15 15:15:00 CET / 1489587300 -->
>> <row><v>5.8052253788e+01</v><v>5.7062462121e+01</v></row>
>>             <!-- 2017-03-15 15:20:00 CET / 1489587600 -->
>> <row><v>5.8039204545e+01</v><v>5.7738579545e+01</v></row>
>>             <!-- 2017-03-15 15:25:00 CET / 1489587900 -->
>> <row><v>5.8352395833e+01</v><v>5.7912187500e+01</v></row>
>>             <!-- 2017-03-15 15:30:00 CET / 1489588200 -->
>> <row><v>5.7961458333e+01</v><v>5.8807500000e+01</v></row>
>>             <!-- 2017-03-15 15:35:00 CET / 1489588500 -->
>> <row><v>5.7040675403e+01</v><v>5.7108262769e+01</v></row>
>>             <!-- 2017-03-15 15:40:00 CET / 1489588800 -->
>> <row><v>5.7984999119e+01</v><v>5.8214662436e+01</v></row>
>>             <!-- 2017-03-15 15:45:00 CET / 1489589100 -->
>> <row><v>1.6832224569e+16</v><v>1.6832224569e+16</v></row>
>>             <!-- 2017-03-15 15:50:00 CET / 1489589400 -->
>> <row><v>4.4656922344e+16</v><v>4.4656922343e+16</v></row>
>>             <!-- 2017-03-15 15:55:00 CET / 1489589700 -->
>> <row><v>5.7648150173e+01</v><v>5.7687031165e+01</v></row>
>>             <!-- 2017-03-15 16:00:00 CET / 1489590000 -->
>> <row><v>5.9068884188e+01</v><v>5.9453689406e+01</v></row>
>>             <!-- 2017-03-15 16:05:00 CET / 1489590300 -->
>> <row><v>NaN</v><v>NaN</v></row>
>>             <!-- 2017-03-15 16:10:00 CET / 1489590600 -->
>> <row><v>NaN</v><v>NaN</v></row>
>>             <!-- 2017-03-15 16:15:00 CET / 1489590900 -->
>> <row><v>NaN</v><v>NaN</v></row>
>>             <!-- 2017-03-15 16:20:00 CET / 1489591200 -->
>> <row><v>NaN</v><v>NaN</v></row>
>>             <!-- 2017-03-15 16:25:00 CET / 1489591500 -->
>> <row><v>NaN</v><v>NaN</v></row>
>>             <!-- 2017-03-15 16:30:00 CET / 1489591800 -->
>> <row><v>1.9398478192e+07</v><v>1.8707899982e+07</v></row>
>>             <!-- 2017-03-15 16:35:00 CET / 1489592100 -->
>> <row><v>5.6938284153e+01</v><v>5.6770437158e+01</v></row>
>>             <!-- 2017-03-15 16:40:00 CET / 1489592400 -->
>> <row><v>NaN</v><v>NaN</v></row>
>>             <!-- 2017-03-15 16:45:00 CET / 1489592700 -->
>> <row><v>NaN</v><v>NaN</v></row>
>>             <!-- 2017-03-15 16:50:00 CET / 1489593000 -->
>> <row><v>NaN</v><v>NaN</v></row>
>>             <!-- 2017-03-15 16:55:00 CET / 1489593300 -->
>> <row><v>NaN</v><v>NaN</v></row>
>>             <!-- 2017-03-15 17:00:00 CET / 1489593600 -->
>> <row><v>NaN</v><v>NaN</v></row>
>>             <!-- 2017-03-15 17:05:00 CET / 1489593900 -->
>> <row><v>NaN</v><v>NaN</v></row>
>>             <!-- 2017-03-15 17:10:00 CET / 1489594200 -->
>> <row><v>NaN</v><v>NaN</v></row>
>>             <!-- 2017-03-15 17:15:00 CET / 1489594500 -->
>> <row><v>NaN</v><v>NaN</v></row>
>>             <!-- 2017-03-15 17:20:00 CET / 1489594800 -->
>> <row><v>NaN</v><v>NaN</v></row>
>>             <!-- 2017-03-15 17:25:00 CET / 1489595100 -->
>> <row><v>3.5775056887e+07</v><v>3.4501518955e+07</v></row>
>>             <!-- 2017-03-15 17:30:00 CET / 1489595400 -->
>> <row><v>5.7219344262e+01</v><v>5.7417704918e+01</v></row>
>>             <!-- 2017-03-15 17:35:00 CET / 1489595700 -->
>> <row><v>5.7166338798e+01</v><v>5.9383825137e+01</v></row>
>>             <!-- 2017-03-15 17:40:00 CET / 1489596000 -->
>> <row><v>5.6769617486e+01</v><v>5.6981202186e+01</v></row>
>>             <!-- 2017-03-15 17:45:00 CET / 1489596300 -->
>> <row><v>5.7549617486e+01</v><v>5.7382732240e+01</v></row>
>>     ...[snip]
>>     This behaviour does NOT occur on my current Xymon server (version
>> 4.2.3) running on SLES11 SP4.
>>
>>     First I thought that this has to do with vmware, but that is not the
>> case. VM or bare metal; the behaviour is the same.
>>
>>     I made sure to see that even the devmon module is not causing the
>> problems. The same devmon software works fine on SLES and RHEL. The
>> snmpwalk-command does get valid SNMP-data, when writing to a files. It just
>> seems that Xymon does not update the rrd-file correctly!?!?
>>
>>     Any suggestions how to proceed?
>>
>> 2) Is a memory leak that only occurs when the NetApp-plugin (
>> https://sourceforge.net/projects/hobbit-perl-cl/) is being used for
>> trending data. Unfortunately, this not maintained anymore.
>>
>>    In the past I have been trying to troubleshoot this problem with you
>> using valgrind etc.
>>
>>    What do you suggest? Should I upgrade to the newest version first?
>>
>> Kind regards, Peter
>>
>>
>> _______________________________________________
>> Xymon mailing list
>> Xymon at xymon.com
>> http://lists.xymon.com/mailman/listinfo/xymon
>>
>>
>
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