What is the impact if the LUN type is configured incorrectly? Last updated Save as PDF Share Share Tweet Share Views:119Visibility:PublicVotes:0Category:not setSpecialty:sanLast Updated: Applies to ONTAP 9 SAN ESXi 6.5 with Guest OS Windows 2003 Answer Using incorrect LUN type can cause Misaligned I/O and misalignment can result in performance issues. Additional Information How to identify unaligned IO on LUNs?