Question about adding SAS expander card

Hello,

I have the following setup,

Dell T30 server transplanted in a Fractal Define R6 case

ESXi 6.7 installed on a flash drive.

FreeNAS (FreeBSD 11.1) running in ESXi

x8 WD 8TB red drives connected via an LSI 9211-8i (8 port) HBA raid controller in IT mode.

I already have an existing tank volume in FreeNAS in RAIDZ2 with all 8 drives included.

I would like to add three additional WD 10TB reds but I ran out of sata ports on my LSI card. The three drives will be used to create a new...

Question about adding SAS expander card