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Troubleshooting vSphere Storage by Mike Preston

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Storage naming

In order to begin troubleshooting vSphere Storage, we need to be aware of how vSphere identifies and names the storage devices, LUNs, and paths available to our hosts. During the process of troubleshooting of vSphere Storage, there are a lot of situations where we need to provide the identifier of a storage device or path in order to obtain more information about the issue. Due to the uniqueness of these identifiers, ESXi will often use them when logging issues to syslog.

Viewing device identifiers

We are able to view device identifiers in a couple of different places; within the vSphere Client and within the ESXi Shell. Let us have a look at each in turn.

Within the vSphere Client

We can view the device identifiers within the vSphere ...

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