Esxi 6.5 + iSCSI zvol share - Immediately shows "Normal, Degraded" in Vsphere

I've progressed through the article on b3n.org about setting up FreeNAS as a VM. Ive given it 2 dedicated cores and 16 GB of dedicated RAM.

I followed all the recommendations as best I could. I have the following setup:
supermicro x10 srh-clnf4
Intel(R) Xeon(R) CPU E5-2650 (12 core w. hyperthreading)
LSI 3008 (onboard) flashed to IT mode.
64 gb ddr4 2400 ram
6 wd red x 2 TB each (setup in raid10)
100 Gb Intel s3700  x2 (mirror) as ZIL

I installed embedded vsphere 6.5, the most recent...

Esxi 6.5 + iSCSI zvol share - Immediately shows "Normal, Degraded" in Vsphere