Only 1 HDD showing when 4 are connected?

[SmallBarky]

Expand the ‘My System specs’ under NugentS post in this thread. That is the kind of details of the hardware, os and pool setup that we like to see.

AVOID USB

Why you should avoid USB attached drives for data pool disks

This subject has been coming up quite often since about 2022. Perhaps because of TrueNAS SCALE has brought forth some attention to TrueNAS in general and ZFS in specific. Please note that this is about USB attached storage for ZFS data pools. On occasion, people use USB drives, (flash, USB->SATA, USB->NVMe, etc…), for booting. In general, these do work acceptably, (when not using the cheapest USB flash drives). Though, it is always recommended to backup your configuration in case of boot drive …