rrd gaps

[Gerd Mueller]

:-) 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.

Cheers,
Gerd

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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> 
> 
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-- 
Gerd Mueller                  
Senior Consultant

NETWAYS GmbH | Deutschherrnstr. 47a | D-90429 Nürnberg 
Tel: +49 911 92885-0 | Fax: +49 911 92885-33 
GF: Julian Hein | AG Nürnberg HRB18461 
 
http://www.netways.de | gmueller at netways.de 

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