@ Frieda.
IPMI defines monitoring sensors to the hardware in the so-called Sensor Data Records (SDR) . For a single sensor in the Sensor Data Record, numerous data and properties are stored. I think that you should check the Sensor Example. In this example we consider a voltage sensor with an Intel SR2500 server S5000PAL motherboard. The output of ipmitool sdr-v shows this sensor:
Code:
Sensor ID: BB +3.3 V STB (0x16)
Entity ID: 7.1 (System Board)
Sensor Type (Analog): Voltage
Sensor Reading: 3388 (+ / - 0) Volts
Status: ok
Nominal Reading: 3302
Normal minimum: 3,216
Normal Maximum: 3,406
Upper critical: 3612
Upper Non-critical: 3,509
Lower critical: 3027
Lower non-critical: 3,113
Positive Hysteresis: 0.017
Negative Hysteresis: 0.017
Minimum range sensor: 2,993
Maximum sensor range: 3595
Event Message Control: Entire Sensor Only
Readable Thresholds: lcr lnc unc ucr
Settable Thresholds: lcr lnc unc ucr
Threshold Read Mask: lcr lnc unc ucr
Assertion Events:
Assertions Enabled: lnc-lcr-unc + ucr +
Deassertions Enabled: lnc-lcr-unc + ucr +
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