rrd gaps

Gerd Mueller gmueller at netways.de
Thu Jan 3 17:09:38 CET 2008
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It's not hard. Just use "make update". That should be enough ;-) Could
be that you have to remove old NagiosGrapher.pm File

Gerd

Am Donnerstag, den 03.01.2008, 10:50 -0500 schrieb Palle L Jensen:
> I am not using the most current version of Nagiosgrapher; I am using
> Nagiosgrapher 1.6.1-rc3. How hard is it to upgrade to the newest version?
> 
> Currently I am running below versions and packages from linadd.org, on Linux
> distro - Fedora Core 6.
> - 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
> 
> 
> Thanks,
> Palle
> 
> -----Original Message-----
> From: nagios-users-bounces at lists.sourceforge.net
> [mailto:nagios-users-bounces at lists.sourceforge.net] On Behalf Of Gerd Müller
> Sent: Thursday, January 03, 2008 9:32 AM
> To: Palle L Jensen
> Cc: Nagios Users Mailinglist
> Subject: Re: [Nagios-users] rrd gaps
> 
> Which version of NagiosGrapher are you using? The file interface exists
> only in the newest version.
> 
> Gerd
> 
> Am Donnerstag, den 03.01.2008, 09:20 -0500 schrieb Palle L Jensen:
> > Gerd,
> > 
> > After making below changes as you suggested, I did a "pre-flight"
> > 
> > # nagios -v /etc/nagios/nagios.cfg
> > 
> > Nagios 2.9
> > Copyright (c) 1999-2007 Ethan Galstad (http://www.nagios.org) Last
> Modified:
> > 04-10-2007
> > License: GPL
> > 
> > Reading configuration data...
> > 
> > Running pre-flight check on configuration data...
> > 
> > Checking services...
> >         Checked 101 services.
> > Checking hosts...
> >         Checked 36 hosts.
> > Checking host groups...
> >         Checked 6 host groups.
> > Checking service groups...
> >         Checked 5 service groups.
> > Checking contacts...
> >         Checked 1 contacts.
> > Checking contact groups...
> >         Checked 1 contact groups.
> > Checking service escalations...
> >         Checked 0 service escalations.
> > Checking service dependencies...
> >         Checked 0 service dependencies.
> > Checking host escalations...
> >         Checked 0 host escalations.
> > Checking host dependencies...
> >         Checked 0 host dependencies.
> > Checking commands...
> >         Checked 61 commands.
> > Checking time periods...
> >         Checked 3 time periods.
> > Checking extended host info definitions...
> >         Checked 36 extended host info definitions.
> > Checking extended service info definitions...
> >         Checked 92 extended service info definitions.
> > Checking for circular paths between hosts...
> > Checking for circular host and service dependencies...
> > Checking global event handlers...
> > Checking obsessive compulsive processor commands...
> > Checking misc settings...
> > 
> > Total Warnings: 0
> > Total Errors:   0
> > 
> > Things look okay - No serious problems were detected during the pre-flight
> > check
> > 
> > And then a restart of Nagios and Nagiosgrapher, were Nagiosgrapher failed,
> > 
> > [root at laknagios /]# /etc/init.d/nagios restart
> > /etc/init.d/nagios: warning: nagios is not running
> > Shutting down nagios:                                      [  OK  ]
> > Starting nagios:                                           [  OK  ]
> > [root at laknagios /]# /etc/init.d/nagios restart
> > Shutting down nagios:                                      [  OK  ]
> > Starting nagios:                                           [  OK  ]
> > [root at laknagios /]# /etc/init.d/ngraph restart
> > Shutting down ngraph:                                      [  OK  ]
> > Starting ngraph: Use of uninitialized value in bitwise and (&) at
> > /usr/sbin/ngraph line 670.
> > No such signal: SIGfileparse(): need a valid pathname at
> > /usr/lib/perl5/vendor_perl/NagiosGrapher.pm line 1158
> > fileparse(): need a valid pathname at
> > /usr/lib/perl5/vendor_perl/NagiosGrapher.pm line 1158
> >                                                            [FAILED]
> > 
> > Do you have any advice?
> > 
> > Thanks,
> > Palle
> > 
> > -----Original Message-----
> > From: nagios-users-bounces at lists.sourceforge.net
> > [mailto:nagios-users-bounces at lists.sourceforge.net] On Behalf Of Gerd
> > Mueller
> > Sent: Thursday, January 03, 2008 4:53 AM
> > To: Nagios Users Mailinglist
> > Subject: Re: [Nagios-users] rrd gaps
> > 
> > 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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> > > > 
> > > > 
> > > > 
> > > 
> > > 
> > > 
> > >
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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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