How to Persistent nvme Storage?

[Sagi Grimberg]

Tony,

> Dear All:
> 
>        I download the new nvme multipath version (git clone from
> git.infradead.org nvme.git),I want to know how to use the
>        multipath, because I want use udev to Persistent Storage,But
> when use scsi_id command not found any messages.
>        What method can nvme achieve multi-path? Can you provide an
> example? Thank you

If you opt in CONFIG_NVME_MULTIPATH the nvme device nodes you see
will actually be multipath devices (no scsi device identification
needed). Johannes submitted a nvme-cli code to get some more information
wrt to multipathing.