Mapped and online LUNs can remain unused in a filer because a connected initiator is missing. With the NetApp-CLI, such LUNS can be detected by following these steps:
First, we look for initiator groups for which **all **initiators are not logged in.
node01::> lun igroup show -igroup \*group06\* -instance Vserver …
Shortly we will be releasing our new check LunAlignment . This checks searches for misaligned LUNs per Vserver and issues a warning when a specific threshold has been exceeded. If you would like to test this check before release, please us send a quick message to il@netapp-monitoring.info .
A newly developed check LunState will be included in version 3.0.14 of check_netapp_pro. This check monitors all LUNs on the filer and sends an alarm notification in case one of the LUNs is offline. Of course it is possible to define exceptions as well. Let us demonstrate this in two short examples: The following …