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Checkmk Manual

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HDD Health Statistics Using S.M.A.R.T

Distribution: official part of Check_MK
License: GPL
Supported Agents: Linux

This check monitors health statistics like error counters of HDDs using the information reported by S.M.A.R.T. This check works only for HDDs which report the value Temperature_Celsius via smartctl -A .

The check uses information provided by the Checkmk linux agent which are available when the agent has been extended with the smart agent plugin.

During inventory the current value of all counters is being snapshotted into the check's parameters. If later one of the value increases the check gets critical. If will become green again if the check is being reinventorized.


Name of the disk


One service is created if there is at least one supported value available for a HDD.