Everyday learning something.... that's why I like Linux and, in special, Gentoo.
Thanks Francisco 2014-03-28 12:26 GMT-03:00 Nilesh Govindrajan <m...@nileshgr.com>: > On 28-Mar-2014 8:55 pm, "Francisco Ares" <fra...@gmail.com> wrote: > > > > Also, as for a bootable flash drive, if you use logical volumes for > mount partitions, it works like a charm. If not, depending on the other > physical drives, during boot, drive letters may change (I believe during > the initramfs part of the boot). > > > > It was basically like this: > > > > - install a bare bones Gentoo system on a hard drive in the usual way, > and make it do whatever you'll want when it goes to the pen drive. > > - build the kernel with several modules built in, in special usb storage > (of course) and all related to LVM (Gentoo Wiki is great!), and also, as I > use "genkernel", there is a command line argument "--lvm" > > - create a few partitions on the pen drive (on mine there are two, but > one is enough), create logical volumes for /boot and / - or /root - at > least) > > - using grub2, in the file /etc/default/grub, the kernel command line > should include "dolvm scandelay=10 rootdelay=10" (the numerical values are > far from optimized). > > - mount the root partition in another directory (so that other mounts > would not appear), copy it to yet another directory, strip it down (since I > use squashfs and it is read-only, there is no reason to have /usr/src , > /usr/include , /usr/portage and many others), then copy to the pen drive > root partition; special care should be taken with /etc/fstab . > > - umount your current /boot partition, mount the pen drive boot > partition in /boot (just to make things look familiar), mount the hard > drive boot partition elsewhere, copy its contents to the pen drive boot > partition, and issue a grub-install to the pen drive disk (/dev/sdb, for > instance) and grub-mkconfig -o /boot/grub/grub.cfg > > > > That's very incomplete, since, for instance and as already mentioned, I > use a squashfs root partition, so I had to figure out some ways, using > unionfs, to have a writable partition mounted on top of the read only one > for /var and for /etc (at least). > > > > > > 2014-03-28 12:00 GMT-03:00 Francisco Ares <fra...@gmail.com>: > > > >> To auto log-in, I use a feature of "agetty": > >> > >> On /etc/inittab: > >> > >> # TERMINALS > >> # c1:12345:respawn:/usr/bin/fbi -a -noverbose --nocomments > /etc/splash/natural_altec/images/silent-1024x768.jpg > >> c1:12345:respawn:/sbin/agetty --noclear 38400 tty1 linux > >> c2:2345:respawn:/sbin/agetty 38400 tty2 linux > >> c3:2345:respawn:/sbin/agetty 38400 tty3 linux > >> c4:2345:respawn:/sbin/agetty 38400 tty4 linux > >> c5:2345:respawn:/sbin/agetty 38400 tty5 linux > >> c6:2345:respawn:/sbin/agetty -a AutoLogInUserName 38400 tty6 linux > >> > >> And for auto run, after auto log-in accomplished, I use ".bash_profile" > on the auto logged-in user's home directory. > >> > >> Hope this helps > >> Francisco > >> > >> > >> 2014-03-28 11:15 GMT-03:00 Peter Humphrey <pe...@prh.myzen.co.uk>: > >> > >>> On Saturday 22 Mar 2014 19:37:35 Neil Bothwick wrote: > >>> > On Sat, 22 Mar 2014 13:57:22 +0000, Peter Humphrey wrote: > >>> > > I've installed that old favourite SysRescCD on a pen drive, > following a > >>> > > method I found on the Web to include a persistent file-system with > all > >>> > > the extras I wanted in, e.g., /usr/local/bin. > >>> > > > >>> > > It works well, except that I haven't found yet where to put all my > >>> > > aliases to have them sourced at (auto) log-in. > >>> > > >>> > There is a file that is executed by default at login, I think it > >>> > is .autorun. I remember having to add an option to ignore it on the > >>> > LXFDVDs because we use .autorun on those to launch a browser. > >>> > >>> I had a poke around and didn't get anywhere with .autorun, but > eventually I > >>> found that SysRescCD uses zsh, not bash. It hadn't occurred to me > until then > >>> to consider the shell. So that's why the auto-login function wasn't > behaving > >>> the way I expected. > >>> > >>> Thanks again Neil. > >>> > >>> -- > >>> Regards > >>> Peter > >>> > >>> > >> > > > > You don't really need to use LVM, you just assign filesystem labels and > use root=LABEL=... > > Or use UUID >
