How to Persistent nvme Storage?

[Sagi Grimberg]

> Thanks
> 
>     I check the .config ,not found CONFIG_NVME_MULTIPATH=y，I added this
> line to .config file then recompile, but always do not have this
> option, how to set up this option to open? I use the nvme-4.15
> version.
> 
> [root at cesdb01 nvme-4.15]# uname -r
> 4.13.0-rc7+

You need to upgrade the kernel, you can use the latest from the nvme
tree http://git.infradead.org/nvme.git nvme-4.15