Date: Tue, 19 Apr 2016 17:19:58 +0700 From: Eugene Grosbein <eugen@grosbein.net> To: Melissa Jenkins <melissa-freebsd@littlebluecar.co.uk> Cc: freebsd-stable@freebsd.org, Edward Tomasz Napierala <trasz@FreeBSD.org> Subject: Re: 10.3 and reboot -r (reroot) Message-ID: <5716064E.3080005@grosbein.net> In-Reply-To: <F92A62F5-40D0-4A8A-9BEC-23EE6AA3AB62@littlebluecar.co.uk> References: <mailman.13.1446379200.13179.freebsd-stable@freebsd.org> <45B67BCE-540F-432A-9AA2-192B20312D27@littlebluecar.co.uk> <5715F73F.7050208@grosbein.net> <F92A62F5-40D0-4A8A-9BEC-23EE6AA3AB62@littlebluecar.co.uk>
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CCing Edward Tomasz Napierala, "Root Remount" project contact. On 19.04.2016 16:42, Melissa Jenkins wrote: > My apologies: > > [root@test:~]# sysctl -A kern.proc.pathname > [root@test:~]# kenv vfs.root.mountfrom > nfs:nfsserver:/bootenv/10.3 > [root@test:~]# kenv vfs.root.mountfrom=zfs:test/root_role > vfs.root.mountfrom="zfs:test/root_role" > [root@test:~]# reboot -r > [root@test:~]# > > Apr 19 09:35:28 test reroot: rerooted by melissa > Apr 19 09:35:28 test init: failed to get kern.proc.pathname: No such file or directory > Apr 19 09:35:28 test init: reroot failed; going to single user mode > Apr 19 09:35:28 test root: /etc/rc: WARNING: could not store hostuuid in /etc/hostid. > Apr 19 09:35:31 test root: /etc/rc: WARNING: failed to start dev > > It actually doesn't do seem to either drop to single user mode or actually kill anything off. If you reroot to the existing directory it seems to panic though I don't have a crash file from this. > > The machine has been booted from a vanilla 10.3 PXE boot. I've then created a zfs file system on local disks, installed the operating system in it and would like to 'restart the system into' this new file system. Normally I'd use the init_script and init_chroot kenv flags but rerooting seems cleaner and may allow chroots to work better It seems, reroot currently does not work for PXE-booted systems. You should fill a PR.
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