rrd gaps

Lars Stavholm stava at telcotec.se
Fri Jan 4 21:27:34 CET 2008
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Gerd Mueller wrote:
> :-) Yes, many thanks to Peter Tuschy, who wrote this patch.
> 
> BTW: Today we put a "current" release on NagiosExchange. Hopefully this
> will be the next stable release. Zooming of graphs is the newest feature
> in this version.

I tried it and it works alright in the sense that the graphs
gets created, but unfortunately the graph icons shows up with
the red border and no graph. Clicking on it does however take
me to a good grahp, as per usual.

Also, the zoom function your talking about, where do I find it?

Cheers
/Lars

> Am Donnerstag, den 03.01.2008, 16:47 -0700 schrieb Brock Kuhse:
>> Likewise here.  Those gaps were driving me crazy, and switching the
>> interface to "file" made them go away (and made our clients happier).
>>
>> Thank you very much, Gerd.
>>
>> - Brock
>>
>> -----Original Message-----
>> From: nagios-users-bounces at lists.sourceforge.net
>> [mailto:nagios-users-bounces at lists.sourceforge.net] On Behalf Of Lars
>> Stavholm
>> Sent: Thursday, January 03, 2008 4:42 PM
>> To: Gerd Mueller
>> Cc: Nagios Users Mailinglist
>> Subject: Re: [Nagios-users] rrd gaps
>>
>> Yup, thanks Gerd, that did the trick.
>>
>> I followed your instructions to the letter
>> and ended up with no gaps:)
>>
>> Thanks
>> /L
>>
>> Gerd Mueller wrote:
>>> Hi,
>>>
>>> the old NagiosGrapher interfaces (network/pipe) can cause huge
>>> latency :-(. Thanks to a patch we got there is a new interface type
>>> "file". The main advantages of this new interface are:
>>> * no gaps any more
>>> * no latency caused by NagiosGrapher
>>> * restarting NagiosGrapher does not cause any gaps
>>>
>>> I am sorry but the documentation totally lacks this interface. But below
>>> is all you need.
>>>
>>> Cheers,
>>>
>>> Gerd
>>>
>>>
>>>
>>>
>>>  
>>> ngraph.ncfg:
>>>
>>>     interface               file
>>>     perffile_path           /dev/shm
>>>
>>> nagios.cfg:
>>>
>>>     process_performance_data=1
>>>     service_perfdata_file=/dev//shm/service-perfdata
>>>     service_perfdata_file_template=$HOSTNAME$\t$SERVICEDESC$\t
>>> $SERVICEOUTPUT$\t$SERVICEPERFDATA$\t$TIMET$
>>>     service_perfdata_file_mode=a
>>>     service_perfdata_file_processing_interval=60
>>>
>>> service_perfdata_file_processing_command=process-service-perfdata-file
>>>
>>>
>>> commands.cfg:
>>> define command{
>>>         command_name process-service-perfdata-file
>>>         command_line
>>> mv /dev/shm/service-perfdata /dev/shm/service-perfdata.$TIMET$
>>>         }
>>>
>>>
>>>
>>> Am Mittwoch, den 02.01.2008, 13:29 -0500 schrieb Palle L Jensen:
>>>> Lars and Gerd,
>>>>
>>>> I am having a similar problem with rrd gaps.
>>>> It was doing fine until I added 3 more hosts and 8 more services and then
>>>> suddenly I get the rrd gaps, some graphs are even blank.
>>>>
>>>> My latency are as below (they seem pretty high compared to yours?):
>>>>
>>>> # nagiostats | grep -i latency
>>>> Active Service Latency:               6.804 / 330.675 / 238.562 sec
>>>> Active Host Latency:                  0.000 / 0.000 / 0.000 sec
>>>>
>>>>
>>>> nagiostats | grep -i total
>>>> Used/High/Total Command Buffers:      0 / 8 / 4096
>>>> Used/High/Total Check Result Buffers: 85 / 106 / 4096
>>>> Total Services:                       106
>>>> Total Service State Change:           0.000 / 0.000 / 0.000 %
>>>> Total Hosts:                          36
>>>> Total Host State Change:              0.000 / 0.000 / 0.000 %
>>>>
>>>>
>>>> I also use the rpm package from linadd.org.
>>>> nagios-2.9-1.i586.rpm,
>>>> nagios-web-2.9-1.i586.rpm,
>>>> nagios-plugins-1.4.9-1.i586.rpm,
>>>> nagios-plugins-extras-1.4.9-1.i586.rpm
>>>> nagios-graph-1.6.1-rc3.i586.rpm
>>>>
>>>> If you find any solution for this I would be more than happy :)
>>>>
>>>> Thanks,
>>>> - Palle
>>>>
>>>> -----Original Message-----
>>>> From: nagios-users-bounces at lists.sourceforge.net
>>>> [mailto:nagios-users-bounces at lists.sourceforge.net] On Behalf Of Lars
>>>> Stavholm
>>>> Sent: Wednesday, January 02, 2008 7:06 AM
>>>> To: Mad Unix
>>>> Cc: nagios-users at lists.sourceforge.net
>>>> Subject: Re: [Nagios-users] rrd gaps
>>>>
>>>> Mad Unix wrote:
>>>>> Can you tell me how did you implement graph beside the nagios
>>>> Let's keep this on the list, shall we?
>>>>
>>>> I used rpm packages from linadd.org.
>>>>
>>>>> Thanks
>>>> You're welcome.
>>>> /L
>>>>
>>>>> On Jan 2, 2008 12:01 PM, Lars Stavholm <stava at telcotec.se> wrote:
>>>>>> Gerd Mueller wrote:
>>>>>>> Hi Lars,
>>>>>>>
>>>>>>> which interface are you using? And how big is your nagios' latency?
>>>>>> I don't quite understand the first question there?
>>>>>> We use the Nagios web interface with the nuvola theme?
>>>>>>
>>>>>> We have only a few hosts and around a hundred service checks,
>>>>>> i.e. no heavy load here:
>>>>>>
>>>>>> # nagiostats | grep -i latency
>>>>>> Active Service Latency:                 0.000 / 0.335 / 0.135 sec
>>>>>> Passive Service Latency:                0.000 / 0.000 / 0.000 sec
>>>>>> Active Host Latency:                    0.000 / 0.284 / 0.152 sec
>>>>>> Passive Host Latency:                   0.000 / 0.000 / 0.000 sec
>>>>>>
>>>>>> # nagiostats | grep -i total
>>>>>> Used/High/Total Command Buffers:        0 / 1 / 4096
>>>>>> Total Services:                         114
>>>>>> Total Service State Change:             0.000 / 12.110 / 0.106 %
>>>>>> Total Hosts:                            19
>>>>>> Total Host State Change:                0.000 / 0.000 / 0.000 %
>>>>>>
>>>>>> /L
>>>>>>
>>>>>>
>>>>>>> Am Mittwoch, den 02.01.2008, 10:13 +0100 schrieb Lars Stavholm:
>>>>>>>> Hi All,
>>>>>>>>
>>>>>>>> we use latest nagios-3 and latest NagiosGrapher-1.6.1-rc5.
>>>>>>>>
>>>>>>>> It all works very well, except for one annoying problem:
>>>>>>>> I get gaps in the graphs, and I don't understand why.
>>>>>>>>
>>>>>>>> Any ideas appreciated, sample graph attached.
>>>>>>>>
>>>>>>>> R
>>>>>>>> /Lars
>>>>>>>>
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