How to connect an ESXi host to an iSCSI storage target

Add name and block size

The wizard will then prompt for a name and block size for the datastore. Always choose 8MB for the datastore, even if the LUN size is not greater than 1 TB. There are a lot of factors related to this, but this is one of those decisions that can save havoc later.


Rick Vanover is a software strategy specialist for Veeam Software, based in Columbus, Ohio. Rick has years of IT experience and focuses on virtualization, Windows-based server administration, and system hardware.

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