ESXi, Geeking Out, RDM
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ESXI + RDM’s + MSCS (VPLEX) Gotcha

Not networking, but a little gotcha that caught me out today with very slow boot times for ESXi V5.5 associated with RDM’s and MSCS configured LUN’s mounted via VPLEX. Details in the following KB article associated with a volume flag called “perennially-reserved”… http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=1016106

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