[CentOS] M.2 PCI-E card

Tue Apr 4 01:45:08 UTC 2017
Jack Bailey <jack at internetguy.net>

On 4/3/2017 6:17 PM, Chris Adams wrote:
> Once upon a time, Alice Wonder <alice at domblogger.net> said:
>> I need a low profile PCI-E card that allows for up to 2 M.2 SSD
>> drives that is known to work with the stock kernel in CentOS 7.
>> Can anyone recommend one?
> I can't recommend a specific one, but any adapter card should work.
> However, note that M.2 is not a single "thing" to the computer; the
> drive interface can be SATA, PCI-E AHCI, or PCI-E NVMe.  The first two
> would look the same as a traditional SATA device to the OS, so should be
> fine.  The third is a different interface; I haven't looked to see if
> the CentOS 7 kernel supports NVMe (I suspect it does, but you should
> check before buying an NVMe device).  I know that NVMe works fine with
> recent Fedora.

To add a data point, I built a stock CentOS 7.3 VM in ESXi 6.5 with 
hardware version 13 to include NVMe support.  The VM boots and runs 
great on the virtual NVMe controller.