[mrtg] Why all the NaNs?

Thu Jan 19 18:19:06 MET 2006

MRTG 2.12.2
Rrdtool 1.2.11
On Solaris 8

I am running MRTG to collect CPU utilization on a switch.  Here is my
mrtg.conf file:

EnableIPv6: no
LogFormat:rrdtool
PathAdd: /usr/local/bin
WorkDir: /data1/mrtg 
LibAdd: /usr/local/rrdtool-1.2.11/lib/perl/5.8.7/sun4-solaris
RunAsDaemon: yes
Interval: 5

Target[SSA-CAM-OPS-W24E03_1_cpu]:
1.3.6.1.4.1.9.9.109.1.1.1.1.5.9&1.3.6.1.4.1.9.9.109.1.1.1.1.5.9:XXXXX at SSA-CA
M-OPS-W24E03::5:::2
Directory[SSA-CAM-OPS-W24E03_1_cpu]: OPS
MaxBytes[SSA-CAM-OPS-W24E03_1_cpu]: 100
Options[SSA-CAM-OPS-W24E03_1_cpu]: gauge,nopercent,growright,unknaszero,noo
Title[SSA-CAM-OPS-W24E03_1_cpu]: CPU Utilization == CPU #1

Here is the info on my rrd file, which was created by MRTG:

s00c161# rrdtool info /data1/mrtg/OPS/ssa-cam-ops-w24e03_1_cpu.rrd 
filename = "/data1/mrtg/OPS/ssa-cam-ops-w24e03_1_cpu.rrd"
rrd_version = "0003"
step = 300
last_update = 1137688449
ds[ds0].type = "GAUGE"
ds[ds0].minimal_heartbeat = 600
ds[ds0].min = 0.0000000000e+00
ds[ds0].max = 1.0000000000e+02
ds[ds0].last_ds = "UNKN"
ds[ds0].value = 1.4691000000e+04
ds[ds0].unknown_sec = 0
ds[ds1].type = "GAUGE"
ds[ds1].minimal_heartbeat = 600
ds[ds1].min = 0.0000000000e+00
ds[ds1].max = 1.0000000000e+02
ds[ds1].last_ds = "UNKN"
ds[ds1].value = 1.4691000000e+04
ds[ds1].unknown_sec = 0
rra[0].cf = "AVERAGE"
rra[0].rows = 800
rra[0].pdp_per_row = 1
rra[0].xff = 5.0000000000e-01
rra[0].cdp_prep[0].value = NaN
rra[0].cdp_prep[0].unknown_datapoints = 0
rra[0].cdp_prep[1].value = NaN
rra[0].cdp_prep[1].unknown_datapoints = 0
rra[1].cf = "AVERAGE"
rra[1].rows = 800
rra[1].pdp_per_row = 6
rra[1].xff = 5.0000000000e-01
rra[1].cdp_prep[0].value = 0.0000000000e+00
rra[1].cdp_prep[0].unknown_datapoints = 0
rra[1].cdp_prep[1].value = 0.0000000000e+00
rra[1].cdp_prep[1].unknown_datapoints = 0
rra[2].cf = "AVERAGE"
rra[2].rows = 800
rra[2].pdp_per_row = 24
rra[2].xff = 5.0000000000e-01
rra[2].cdp_prep[0].value = 2.8581767001e+02
rra[2].cdp_prep[0].unknown_datapoints = 1
rra[2].cdp_prep[1].value = 2.8581767001e+02
rra[2].cdp_prep[1].unknown_datapoints = 1
rra[3].cf = "AVERAGE"
rra[3].rows = 800
rra[3].pdp_per_row = 288
rra[3].xff = 5.0000000000e-01
rra[3].cdp_prep[0].value = 2.8581767001e+02
rra[3].cdp_prep[0].unknown_datapoints = 193
rra[3].cdp_prep[1].value = 2.8581767001e+02
rra[3].cdp_prep[1].unknown_datapoints = 193
rra[4].cf = "MAX"
rra[4].rows = 800
rra[4].pdp_per_row = 1
rra[4].xff = 5.0000000000e-01
rra[4].cdp_prep[0].value = NaN
rra[4].cdp_prep[0].unknown_datapoints = 0
rra[4].cdp_prep[1].value = NaN
rra[4].cdp_prep[1].unknown_datapoints = 0
rra[5].cf = "MAX"
rra[5].rows = 800
rra[5].pdp_per_row = 6
rra[5].xff = 5.0000000000e-01
rra[5].cdp_prep[0].value = 5.9830000000e+01
rra[5].cdp_prep[0].unknown_datapoints = 0
rra[5].cdp_prep[1].value = 5.9830000000e+01
rra[5].cdp_prep[1].unknown_datapoints = 0
rra[6].cf = "MAX"
rra[6].rows = 800
rra[6].pdp_per_row = 24
rra[6].xff = 5.0000000000e-01
rra[6].cdp_prep[0].value = 5.9830000000e+01
rra[6].cdp_prep[0].unknown_datapoints = 1
rra[6].cdp_prep[1].value = 5.9830000000e+01
rra[6].cdp_prep[1].unknown_datapoints = 1
rra[7].cf = "MAX"
rra[7].rows = 800
rra[7].pdp_per_row = 288
rra[7].xff = 5.0000000000e-01
rra[7].cdp_prep[0].value = 5.9830000000e+01
rra[7].cdp_prep[0].unknown_datapoints = 193
rra[7].cdp_prep[1].value = 5.9830000000e+01
rra[7].cdp_prep[1].unknown_datapoints = 193
s00c161# 

It seems no data is getting stored in there. The updates are happening, but
the fetch results in NaN.
Here is the logfile snippet with base,snpo, and log turned on:

2006-01-19 12:09:06 -- --base: Populate Target object by polling SNMP and
external Datasources
2006-01-19 12:09:06 -- --snpo: run snmpget from
1.3.6.1.4.1.9.9.109.1.1.1.1.5&1.3.6.1.4.1.9.9.109.1.1.1.1.5:XXXXX at SSA-CAM-OP
S-W24E03
2006-01-19 12:09:07 -- --snpo: simple If: .9
2006-01-19 12:09:07 -- --snpo: simple If: .9
2006-01-19 12:09:07 -- --snpo: SNMPGet from XXXXX at SSA-CAM-OPS-W24E03::10:::2
-- 1.3.6.1.4.1.9.9.109.1.1.1.1.5.9,1.3.6.1.4.1.9.9.109.1.1.1.1.5.9
2006-01-19 12:09:07 -- --snpo: SNMPfound -- '58', '58'
2006-01-19 12:09:07 -- --base: Act on Router/Target ssa-cam-ops-w24e03_1_cpu
2006-01-19 12:09:07 -- --base: Get Current values: in:58, out:58, up:undef,
name:undef, time:1137690547
2006-01-19 12:09:07 -- --base: Create Graphics
2006-01-19 12:09:07 -- --base: start RRDtool section
2006-01-19 12:09:07 -- --base: maxi:100, maxo:100
2006-01-19 12:09:07 -- --log: Called:
RRDs::tune(/data1/mrtg/OPS/ssa-cam-ops-w24e03_1_cpu.rrd -a ds0:100 -a
ds1:100 -d ds0:GAUGE -d ds1:GAUGE)
2006-01-19 12:09:07 -- --log: Calling:
RRDs::update(/data1/mrtg/OPS/ssa-cam-ops-w24e03_1_cpu.rrd,
'1137690547:58:58')
2006-01-19 12:09:07 -- --log: Called: RRDs::last()
2006-01-19 12:09:07 -- --log: Called:
RRDs::fetch(/data1/mrtg/OPS/ssa-cam-ops-w24e03_1_cpu.rrd,'AVERAGE','-s',1137
690547,'-e',1137690547)
2006-01-19 12:09:07 -- --log:   got: NaN/NaN
2006-01-19 12:09:07 -- --base: Check for Thresholds
2006-01-19 12:14:06 -- --base: Populate Target object by polling SNMP and
external Datasources
2006-01-19 12:14:06 -- --snpo: run snmpget from
1.3.6.1.4.1.9.9.109.1.1.1.1.5&1.3.6.1.4.1.9.9.109.1.1.1.1.5:XXXXXX at SSA-CAM-O
PS-W24E03
2006-01-19 12:14:06 -- --snpo: simple If: .9
2006-01-19 12:14:06 -- --snpo: simple If: .9
2006-01-19 12:14:06 -- --snpo: SNMPGet from XXXXX at SSA-CAM-OPS-W24E03::10:::2
-- 1.3.6.1.4.1.9.9.109.1.1.1.1.5.9,1.3.6.1.4.1.9.9.109.1.1.1.1.5.9
2006-01-19 12:14:06 -- --snpo: SNMPfound -- '62', '62'
2006-01-19 12:14:06 -- --base: Act on Router/Target ssa-cam-ops-w24e03_1_cpu
2006-01-19 12:14:06 -- --base: Get Current values: in:62, out:62, up:undef,
name:undef, time:1137690846
2006-01-19 12:14:06 -- --base: Create Graphics
2006-01-19 12:14:06 -- --base: start RRDtool section
2006-01-19 12:14:06 -- --base: maxi:100, maxo:100
2006-01-19 12:14:06 -- --log: Called:
RRDs::tune(/data1/mrtg/OPS/ssa-cam-ops-w24e03_1_cpu.rrd -a ds0:100 -a
ds1:100 -d ds0:GAUGE -d ds1:GAUGE)
2006-01-19 12:14:06 -- --log: Calling:
RRDs::update(/data1/mrtg/OPS/ssa-cam-ops-w24e03_1_cpu.rrd,
'1137690846:62:62')
2006-01-19 12:14:06 -- --log: Called: RRDs::last()
2006-01-19 12:14:06 -- --log: Called:
RRDs::fetch(/data1/mrtg/OPS/ssa-cam-ops-w24e03_1_cpu.rrd,'AVERAGE','-s',1137
690846,'-e',1137690846)
2006-01-19 12:14:06 -- --log:   got: NaN/NaN
2006-01-19 12:14:06 -- --base: Check for Thresholds

Tanya Ruttenberg - RSIS Contractor
OTSO/DNE/NMPEB
tanya.ruttenberg at ssa.gov
410-965-9605

--
Unsubscribe mailto:mrtg-request at list.ee.ethz.ch?subject=unsubscribe
Archive     http://lists.ee.ethz.ch/mrtg
FAQ         http://faq.mrtg.org    Homepage     http://www.mrtg.org
WebAdmin    http://lists.ee.ethz.ch/lsg2.cgi