>>>>> On Thu, 3 Jan 2019 14:52:34 +0000, "Schulz, Reiner" <r.sch...@dvz-mv.de> 
>>>>> said:

    > fai-chboot -v -I  -F -s4.9.0-8-amd64 -u nfs://fai.fai.scm/srv/fai/config  
        default

    > Booting with it result in an dracut error:
    > dracut Warning: dracut: FATAL: Don't know hoe to handle 
'root=/srv/fai/nfsroot.stretch:vers=3'
Maybe dracut is confused because you did not specified the IP of the
server but an NFS option.
Concerning to the man page dracut.cmdline this should work, but maybe
you've found a bug in dracut.

You can enable debugging, by adding rd.debug to the kernel cmdline.

-- 
regards Thomas

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