Am 06.11.2014 um 20:52 schrieb Craig Rodrigues <rodr...@freebsd.org>:
> Hi, > > Has anyone tried the following: > > (1) Create a disk image, which only has the contents of the /boot > directory > and /etc/fstab. > (2) /etc/fstab should specify the root file system over NFS > (3) Boot the disk image in bhyve. The loader will parse /etc/fstab, > and it will also load the kernel and boot it. When the kernel > boots > it will mount the root file system over NFS. > > For a real system running with a BIOS, PXE can be used for a lot of this: > https://www.freebsd.org/doc/handbook/network-diskless.html > > The pxeldr populates some kernel environment variables which are then > used to mount a root file system: > > https://svnweb.freebsd.org/base/head/sys/nfs/nfs_diskless.c?revision=273174&view=markup#l145 > > Has anyone tried manually specifying these variables > via the "bhyveload -e" arguments, and forcing the VM to mount its root file > system over NFS? > > This would be handy for very quickly test booting a new buildworld. Here's a quick hack to get the necessary variables in the appropriate format: https://github.com/stblassitude/boot_root_nfs I think the kernel should learn how to do the necessary mount RPC if the handle is not set, but I don't think I'm up to implementing that... Stefan -- Stefan Bethke <s...@lassitu.de> Fon +49 151 14070811 _______________________________________________ firstname.lastname@example.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-virtualization To unsubscribe, send any mail to "freebsd-virtualization-unsubscr...@freebsd.org"