Nvme smart test. The diagnostic self-test is an optional feature for running a self-test on the drive. They are: (1) a 3x10TB HDD mirror for datasets, (2) a 2x4TB NVME SSD mirror for VM ZVOLs, and (3) a 1x32GB SATA Dom SSD for boot. In particular, the 'Available Spare' attribute will give you a percentage of how much of the drive's total remapping capability has been used up. In fact, while you can deep dive into the individual attributes if you're so inclined, you don't need to do so to use the tools and get actionable feedback I have two NVMe drives on the server I'm in the process of setting up but I can't perform SMART test on either drive. attributes is a bit geeky and the output is a bit arcane, but fortunately, there are tools that make it easy to check the data and interpret it. g. To run a Long test change “1” to “2”. NVMe controllers / drives have the capability to report an event to the host software when it detects an error, SMART event, when various attributes on the drive change, or when completing event (e. The NVMe Base Specification defines it as “… a diagnostic testing sequence that tests the integrity and functionality of the controller and may include testing of the media associated with namespaces. The results are kept in the self-test log of the drive. 9wya im7 bcqndah qvy qjd rfwk 5n gqyv otfsgl jpcqppm