Re: [hobbit] Hobbit compatible temperature monitor

["Geoff Hallford" <geoff.hallford (at) gmail.com>]

I am using a Netbotz 320 device in my network and DC's. I have linked them
to Hobbit using MRTG and bbmrtg.pl for temp and humidity and alerting. Here
is an example MRTG entry for a 320 Netbotz:

######################################################################
# System: netbotz-dc1
# Description: Netbotz Environmental Monitoring
#
# Contact: (REMOVED)
# Location: DC1 - Room 322 - Main Campus
######################################################################

### Temperature >> Descr: 'Temperature' | Name: '' ###
# bb* = Big Brother info
bb*host[netbotz-dc1_1]: netbotz-dc1
bb*svc[netbotz-dc1_1]: temp
bb*yellow[netbotz-dc1_1]: 65:75
bb*red[netbotz-dc1_1]: 60:80
bb*unit[netbotz-dc1_1]: F

Target[netbotz-dc1_1]:
.1.3.6.1.4.1.5528.100.4.1.1.1.9.1095346743&.1.3.6.1.4.1.5528.100.4.1.1.1.9.1095346743:tslab (at) netbotz-dc1
# MaxBytes sets the scale of the graph to 100.0 Deg
MaxBytes[netbotz-dc1_1]: 100
Unscaled[netbotz-dc1_1]:  dwym
YLegend[netbotz-dc1_1]:  Temperature(Fahrenheit)
ShortLegend[netbotz-dc1_1]:  Degrees F
LegendI[netbotz-dc1_1]:  Temperature
LegendO[netbotz-dc1_1]:  Temperature
Legend1[netbotz-dc1_1]:  Temperature(Degrees Fahrenheit)
Legend2[netbotz-dc1_1]:  Temperature(Degrees Fahrenheit)
Options[netbotz-dc1_1]: gauge,nopercent

Title[netbotz-dc1_1]: Temperature for DC1 Netbotz in room 322 - Main Campus
PageTop[netbotz-dc1_1]: <h1>Temperature for DC1 Netbotz in room 322 - Main
Campus</h1>

# bb* = Big Brother info
bb*host[netbotz-dc1_2]: netbotz-dc1
bb*svc[netbotz-dc1_2]: humidity
bb*yellow[netbotz-dc1_2]: 15:75
bb*red[netbotz-dc1_2]: 10:80
bb*unit[netbotz-dc1_2]: Percent

Target[netbotz-dc1_2]:
.1.3.6.1.4.1.5528.100.4.1.2.1.8.1094232622&.1.3.6.1.4.1.5528.100.4.1.2.1.8.1094232622:tslab (at) netbotz-dc1
# MaxBytes sets the scale of the graph to 100.0 Deg
MaxBytes[netbotz-dc1_2]: 50
Unscaled[netbotz-dc1_2]:  dwym
YLegend[netbotz-dc1_2]:  Humidity
ShortLegend[netbotz-dc1_2]:  Degrees F
LegendI[netbotz-dc1_2]:  Humidity
LegendO[netbotz-dc1_2]:  Humidity
Legend1[netbotz-dc1_2]:  Humidity
Legend2[netbotz-dc1_2]:  Humidity
Options[netbotz-dc1_2]: gauge,nopercent

Title[netbotz-dc1_2]: Humidity for DC1 Netbotz in room 322 - Main Campus
PageTop[netbotz-dc1_2]: <h1>Humidity for DC1 Netbotz in room 322 - Main
Campus</h1>



On Wed, Jun 25, 2008 at 12:03 PM, Ralph Mitchell <ralphmitchell (at) gmail.com>
wrote:

> On Wed, Jun 25, 2008 at 10:28 AM, Eric Boyd <eric (at) iconla.com> wrote:
>
>> I am looking to add temperature graphs to hobbit.
>>
>> What should I use to monitor and graph the temperature of our server room?
>> None of our servers report any temperature readings in the client data.
>> We have some APC battery backups that have environmental monitors built
>> in, but I am willing to spend a little cash on a separate device if there is
>> something proven to work with Hobbit.
>
>
> I'm using OneWire DS18S20 sensors from Maxim-IC.com to watch room and
> refrigerator temps in my wife's dairy at home.  Right now it's a bit of a
> hack, with the sensors just soldered onto old phone cables, but it works
> just fine.  The fridge seems to be maintaining about 25F while the room temp
> gets up over 85F.
>
> I'm using digitemp to read the sensors, which can be hooked up to either
> USB or serial ports, though it's also possible to use owfs.  The readings
> are fed to Hobbit via a custom script that generates NCV compatible data for
> graphing.
>
> The bare sensors are about $5, and the USB or serial port connector is
> around $30.  You can use any old ethernet or phone cable.
>
> Ralph Mitchell
>



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