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by lmz 886 days ago
NFS root docs here https://www.kernel.org/doc/Documentation/filesystems/nfs/nfs...
1 comments

NFS is an excellent point!

NFS (now that I think about it!) -- brings up two additional software engineering considerations:

1) Distributed file system protocol.

2) Software that implements that distributed (or at least remote/network) file system -- via that file system protocol.

NFS is both.

That's not a bad thing(!) -- but ideally from a software engineering "separation of concerns" perspective, this future software layer/level would ideally be decoupled from the underlying protocol -- that is, it might have a "plug-in" protocol architecture, where various 3rd party file system protocols (somewhat analogous to drivers) could be "plugged-in"...

But NFS could definitely be used to boot/run Linux over the network, and is definitely a step in the right direction, and something worth evaluating for these purposes... its source code is definitely worth looking at...

So, an excellent point!

Are you familiar with the kernel virtual filesystem (VFS) layer?