Logical Unit Number.  A block-level volume that can be presented as a disk to any client device or server connected to the SAN.

Example: 24 600 GB spindles were configured as a RAID 5 Volume (Parity: n-1) with the overall capacity of 13.8 TB, and then presented to 3 ESXi Hosts as 4 LUN’s, each with a capacity of approximately 3.45 TB

John Borhek

About: John Borhek

John Borhek (VCP 3-6.5) is the CEO and Lead Solutions Architect at VMsources Group Inc. John has soup-to-nuts experience in Mission Critical Infrastructure and GxP systems, specializing in Datacenter Infrastructure Management (DCIM) and Operational Technology (OT) all over the United States and throughout the Americas.

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