proper newfs options for SSD disk
Matthias Apitz
guru at unixarea.de
Sat Jun 16 18:58:46 UTC 2012
El día Wednesday, May 30, 2012 a las 07:44:37PM +0200, Wojciech Puchar escribió:
> > from; one has to go (by pressing ESC) to the boot menu to pick it up as
> > current boot device; any idea how this could be changed?
>
> boot from 4GB. just put /boot here and add
>
> vfs.root.mountfrom="ufs:XXX"
>
> where XXX is your root filesystem device name with "/dev/" stripped
>
> do not forget to bsdlabel -B your.4GB.SSD
>
> WARNING: you must have proper disklabel with a: partition containing UFS
> with /boot.
>
> But you may have a partition equal to whole disk
>
> a: 117231408 0 4.2BSD 0 0 0
> c: 117231408 0 unused 0 0 # "raw" part, don't edit
>
>
> and it is absolutely OK, UFS do not overwrite first few sectors as it is
> reserved for it.
>
> And PLEASE DO NOT make this stupid MSDOS style slices. It is not just
> unneeded but introduces mess and only mess.
>
> just have /dev/ad0a not /dev/ad0s1a
OK, but I wanted to have most of the space of the 4 GB SSD encrypted
with geli(8); so I should make there some slice containing /boot
(unencrypted) and a second slice which later will contain my HOME and
encrypted; wrong?
matthias
--
Matthias Apitz
e <guru at unixarea.de> - w http://www.unixarea.de/
UNIX since V7 on PDP-11, UNIX on mainframe since ESER 1055 (IBM /370)
UNIX on x86 since SVR4.2 UnixWare 2.1.2, FreeBSD since 2.2.5
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