Plotting CPU Temperature on MRTG graph - Revision history

Kamran: /* Detect Sensors (one time activity): */

Kamran — Sun, 23 May 2010 12:01:35 GMT

Detect Sensors (one time activity):

← Older revision		Revision as of 12:01, 23 May 2010
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	</pre>		</pre>

-		+	Answer the questions with YES, when asked by sensors-detect command. Next, issue "sensors -s" command. After that you can issue the "sensors" command and view the output.
-	Answer the questions with YES, when asked by sensors-detect command. Next, issue "sensors -s" command. After ~~than~~ you can issue the "sensors" command and view the output.	+

	<pre>		<pre>

Kamran at 12:01, 23 May 2010

Kamran — Sun, 23 May 2010 12:01:06 GMT

← Older revision		Revision as of 12:01, 23 May 2010
Line 1:		Line 1:
		+	===lm_sensors package must be installed and the service running:===
		+
		+	<pre>
		+	[root@www mrtg]# rpm -q lm_sensors
		+	lm_sensors-2.10.7-9.el5
		+	[root@www mrtg]#
		+
		+	service lm_sensors restart
		+	chkconfig --level 35 lm_sensors on
		+	</pre>
		+
		+	===Detect Sensors (one time activity):===
		+	<pre>
		+	[root@www mrtg]# sensors-detect
		+	</pre>
		+
		+
		+	Answer the questions with YES, when asked by sensors-detect command. Next, issue "sensors -s" command. After than you can issue the "sensors" command and view the output.
		+
		+	<pre>
		+	[root@www mrtg]# sensors -s
		+	</pre>
		+
		+	<pre>
		+	[root@www mrtg]# sensors
		+	w83793-i2c-0-2f
		+	Adapter: SMBus I801 adapter at 1100
		+	VCoreA: +1.32 V (min = +0.92 V, max = +1.38 V)
		+	VCoreB: +1.26 V (min = +0.00 V, max = +2.05 V)
		+	Vtt: +1.21 V (min = +1.08 V, max = +1.33 V)
		+	in3: +0.54 V (min = +0.40 V, max = +0.67 V)
		+	in4: +1.82 V (min = +1.62 V, max = +1.98 V)
		+	+3.3V: +3.23 V (min = +2.96 V, max = +3.63 V)
		+	+12V: +12.10 V (min = +10.75 V, max = +13.25 V)
		+	+5V: +5.05 V (min = +4.64 V, max = +5.65 V)
		+	5VSB: +5.05 V (min = +4.64 V, max = +5.65 V)
		+	VBAT: +3.25 V (min = +2.96 V, max = +3.63 V)
		+	fan1: 0 RPM (min = 712 RPM) ALARM
		+	fan2: 0 RPM (min = 712 RPM) ALARM
		+	fan3: 0 RPM (min = 712 RPM) ALARM
		+	fan4: 0 RPM (min = 712 RPM) ALARM
		+	fan5: 3040 RPM (min = 712 RPM)
		+	fan6: 0 RPM (min = 712 RPM) ALARM
		+	fan7: 2160 RPM (min = 712 RPM)
		+	fan8: 0 RPM (min = 712 RPM) ALARM
		+	fan9: 0 RPM (min = 712 RPM) ALARM
		+	fan10: 0 RPM (min = 712 RPM) ALARM
		+	CPU1 Temp: +26.0°C (high = +75.0°C, hyst = +70.0°C)
		+	CPU2 Temp:-117.5°C (high = +75.0°C, hyst = +70.0°C)
		+	temp3: -119.0°C (high = +75.0°C, hyst = +70.0°C)
		+	temp4: -128.0°C (high = +75.0°C, hyst = +70.0°C)
		+	temp5: +41°C (high = +50°C, hyst = +45°C)
		+
		+	w83627hf-isa-0290
		+	Adapter: ISA adapter
		+	VCore 1: +0.24 V (min = +1.09 V, max = +1.50 V) ALARM
		+	VCore 2: +0.24 V (min = +1.09 V, max = +1.50 V) ALARM
		+	+3.3V: +0.24 V (min = +2.82 V, max = +3.79 V) ALARM
		+	+5V: +4.97 V (min = +6.85 V, max = +4.97 V) ALARM
		+	+12V: +0.91 V (min = +15.02 V, max = +11.13 V) ALARM
		+	-12V: -13.68 V (min = -3.48 V, max = +3.10 V) ALARM
		+	-5V: -6.96 V (min = +5.10 V, max = +3.69 V) ALARM
		+	V5SB: +5.48 V (min = +6.83 V, max = +4.97 V) ALARM
		+	VBat: +3.23 V (min = +3.94 V, max = +2.46 V) ALARM
		+	fan1: 0 RPM (min = 0 RPM, div = 2)
		+	fan2: 0 RPM (min = 2689 RPM, div = 2) ALARM
		+	fan3: 0 RPM (min = 4470 RPM, div = 2) ALARM
		+	temp1: +122°C (high = -1°C, hyst = -73°C) sensor = thermistor ALARM
		+	temp2: +122.0°C (high = +80°C, hyst = +75°C) sensor = thermistor ALARM
		+	temp3: +122.0°C (high = +80°C, hyst = +75°C) sensor = thermistor ALARM
		+	vid: +1.519 V (VRM Version 11.0)
		+	alarms: Chassis intrusion detection ALARM
		+	beep_enable:
		+	Sound alarm enabled
		+
		+	coretemp-isa-0000
		+	Adapter: ISA adapter
		+	Core 0: +23°C (high = +85°C)
		+
		+	coretemp-isa-0001
		+	Adapter: ISA adapter
		+	Core 1: +30°C (high = +85°C)
		+
		+	[root@www mrtg]#
		+	</pre>

	===Create the following script:===		===Create the following script:===

Kamran: Created page with ' ===Create the following script:===

 [root@www mrtg]# cat /usr/local/bin/sensors-mrtg.sh #!/bin/bash SENSORS=/usr/bin/sensors UPTIME=$(uptime | awk -F, '{print $1}' ) TEXT="…'

Kamran — Sun, 23 May 2010 11:55:40 GMT

Created page with ' ===Create the following script:=== <pre> [root@www mrtg]# cat /usr/local/bin/sensors-mrtg.sh #!/bin/bash SENSORS=/usr/bin/sensors UPTIME=$(uptime | awk -F, '{print $1}' ) TEXT="…'

New page

===Create the following script:===
<pre>
[root@www mrtg]# cat /usr/local/bin/sensors-mrtg.sh
#!/bin/bash
SENSORS=/usr/bin/sensors
UPTIME=$(uptime | awk -F, '{print $1}' )
TEXT="CPU Temperature"

CPU1TEMP=$( ${SENSORS} | grep "CPU1 Temp" | awk '{print int($3)}' )

# http://people.ee.ethz.ch/~oetiker/webtools/mrtg/reference.html
# "The external command must return 4 lines of output:
# Line 1
# current state of the first variable, normally 'incoming bytes count'
# Line 2
# current state of the second variable, normally 'outgoing bytes count'
# Line 3
# string (in any human readable format), telling the uptime of the target.
# Line 4
# string, telling the name of the target. "

echo ${CPU1TEMP}
echo ${CPU1TEMP}
echo ${UPTIME}
echo ${TEXT}
[root@www mrtg]#
</pre>

===Add the following code to your MRTG config file:===
<pre>
Target[CPUTemperature]: `/usr/local/bin/sensors-mrtg.sh`
Options[CPUTemperature]: nopercent,growright,unknaszero,gauge
MaxBytes[CPUTemperature]: 75
AbsMax[CPUTemperature]: 100
Unscaled[CPUTemperature]: dwmy
Title[CPUTemperature]: CPU Temperature
PageTop[CPUTemperature]: <H1>CPU Temperature</H1>
ShortLegend[CPUTemperature]: Celcius
YLegend[CPUTemperature]: Celcius
</pre>