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<TITLE>How to get Disk utilization graph in Nagios ...</TITLE>
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<P><FONT SIZE=2 FACE="Trebuchet MS">Hi Nagi Kings,</FONT>
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<P><FONT SIZE=2 FACE="Trebuchet MS">I have a challenge with Nagios. My Nagios server is up,rrd tools and Apan is also up. I am getting graph for the Ping service and not for anything else (like Disk, Load ).</FONT></P>
<P><FONT SIZE=2 FACE="Trebuchet MS">The error display is : </FONT>
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<P><FONT SIZE=2 FACE="Trebuchet MS">Status : Unknown </FONT>
<BR><FONT SIZE=2 FACE="Trebuchet MS">States information : No perf-definition for service. </FONT>
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<P><FONT SIZE=2 FACE="Trebuchet MS">The following are the config setting of the machine .</FONT>
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<P><B><FONT SIZE=2 FACE="Trebuchet MS">1. services.cfg is edited with the following setting</FONT></B>
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<P><FONT SIZE=2 FACE="Trebuchet MS"># Service definition</FONT>
<BR><FONT SIZE=2 FACE="Trebuchet MS">define service{</FONT>
<BR> <FONT SIZE=2 FACE="Trebuchet MS">use generic-service ; Name of service template to use</FONT>
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<P> <FONT SIZE=2 FACE="Trebuchet MS">host_name matter</FONT>
<BR> <FONT SIZE=2 FACE="Trebuchet MS">service_description diska</FONT>
<BR> <FONT SIZE=2 FACE="Trebuchet MS">is_volatile 0</FONT>
<BR> <FONT SIZE=2 FACE="Trebuchet MS">check_period 24x7</FONT>
<BR> <FONT SIZE=2 FACE="Trebuchet MS">max_check_attempts 10</FONT>
<BR> <FONT SIZE=2 FACE="Trebuchet MS">normal_check_interval 1</FONT>
<BR> <FONT SIZE=2 FACE="Trebuchet MS">retry_check_interval 1</FONT>
<BR> <FONT SIZE=2 FACE="Trebuchet MS">contact_groups linux-admins</FONT>
<BR> <FONT SIZE=2 FACE="Trebuchet MS">notification_interval 120</FONT>
<BR> <FONT SIZE=2 FACE="Trebuchet MS">notification_period 24x7</FONT>
<BR> <FONT SIZE=2 FACE="Trebuchet MS">notification_options w,u,c,r</FONT>
<BR> <FONT SIZE=2 FACE="Trebuchet MS">name disk</FONT>
<BR> <FONT SIZE=2 FACE="Trebuchet MS">check_command apan!disk!85!95 </FONT>
<BR> <FONT SIZE=2 FACE="Trebuchet MS">}</FONT>
<BR><B><FONT SIZE=2 FACE="Trebuchet MS">2. RRD has been created with the following command.</FONT></B>
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<P><FONT SIZE=2 FACE="Trebuchet MS">rrdtool create /usr/local/nagios/rrd/matter_disk_usage.rrd -s 60 DS:root:GAUGE:300:0:U DS:home:GAUGE:300:0:U RRA:AVERAGE:0.5:1:50400 RRA:AVERAGE:0.5:60:43800 </FONT></P>
<P><B><FONT SIZE=2 FACE="Trebuchet MS">3. cgi.cfg has been edited with the following setting.</FONT></B>
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<P><FONT SIZE=2 FACE="Trebuchet MS">matter;disk_usage;/usr/local/nagios/rrd/matter_disk_usage.rrd;/|/export/home;root:LINE2 home:LINE2;Disk usage;%; </FONT>
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<P><B><FONT SIZE=2 FACE="Trebuchet MS">4. serviceextinfo.cfg has been edited with the following setting.</FONT></B>
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<P><FONT SIZE=2 FACE="Trebuchet MS">define serviceextinfo{</FONT>
<BR><FONT SIZE=2 FACE="Trebuchet MS">host_name matter</FONT>
<BR><FONT SIZE=2 FACE="Trebuchet MS">service_description disk_usage</FONT>
<BR><FONT SIZE=2 FACE="Trebuchet MS">notes_url /nagios/cgi-bin/apan.cgi?host=matter&service=disk_usage</FONT>
<BR><FONT SIZE=2 FACE="Trebuchet MS">icon_image graph.png</FONT>
<BR><FONT SIZE=2 FACE="Trebuchet MS">icon_image_alt View graphs</FONT>
<BR><FONT SIZE=2 FACE="Trebuchet MS">}</FONT>
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<BR><FONT SIZE=2 FACE="Trebuchet MS">Note : If I replace the check_command of service.cfg with 'check_command check_local_disk!20!10!/dev/hda3 ', it works normally with out any graph.</FONT></P>
<P><FONT SIZE=2 FACE="Trebuchet MS">How to get the graph of disk utilization ? </FONT>
<BR><FONT SIZE=2 FACE="Trebuchet MS">Any help will be appreciated. </FONT>
<BR><FONT SIZE=2 FACE="Trebuchet MS">Thanks.</FONT>
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<P><FONT SIZE=2 FACE="Trebuchet MS">with warm regards,</FONT>
<BR><B><FONT SIZE=2 FACE="Trebuchet MS">Paraman Pachaimuthu</FONT></B>
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