Subject: Re: Moving system disk to a new machine...
To: Chavdar Ivanov <ci4ic4@gmail.com>
From: Gilles Gravier <Gilles@Gravier.org>
List: netbsd-users
Date: 07/10/2006 17:22:27
Hum... Looks like I can't do the transfer just now... The machine that
will get the disk has only place for one disk... and I need to put 2 in.
Darn. :(
Gilles.
Chavdar Ivanov wrote:
> On 7/10/06, Gilbert Fernandes <gilboooo@gmail.com> wrote:
>> > Sounds a lot like what Linux provides in terms of terminals you
>> can switch to with
>> > Ctrl-Alt-1, Ctrl-Alt-2 ... could come in quite handy.
>>
>> I never heard of that Linux you talk about.
>
> I have (almost) forgotten about it...
>
>>
>> Screen is great. It makes you have a layer of virtualization over the
>> console.
>> It means you can lose connection and everything keeps running, and you
>> can connect
>> back to it. You can also share the console with a friend logued, so
>> you can show
>> someone how to configure something.
>
> It's a *must* for anyone remotely administering a server.
>
>>
>> The attach/detach is kick ass. Screen lets you monitor consoles you
>> are not
>> keeping in front of you and do copy/paste on console too.
>>
>> The best is to have someone that uses screen all the time show you. A
>> two
>> minute demo will make you open your mouth, babble for some time and then
>> with hands shaking install Gnu Screen from your pkgsrc.
>
> I've attached the screenrc I use (obviously I haven't created it
> myself - the comments show that). Put it in $HOME/.screenrc if you
> wish to try.
>
> When one logs first time on the server, say, with ssh, or locally from
> the console, one just starts 'screen'.
>
> ^P1 ^P2 etc. switches between the visrtual consoles.
>
> ^P^D detaches from the screen session.
>
> When one then logs to the server from a different place, one runs
> 'screen -R -DD' to get back to the session and finds the visrtual
> consoles exactly at the point he has left them. There are also other
> nifty things like logging, screensaver and such, but I haven't
> bothered myself to try them - this is more than good enough.
>
> (BTW the default character to control the session is ^A, but if one is
> using the emacs shell editing key binding, it is not convenient, so it
> has been changed to ^P in that resource file).
>
> As far as the hard disk move to another machine, I do that all the
> time - I had to change the laptop I use several times - due to it
> being old and tired - so the disk went from one to another several
> times. It never took me more than 5 minutes to sort out NetBSD
> partition after the move - even with X in use and with different
> network card (mv /etc/ifconfig.{old_iterface_name}
> /etc/ifconfig.{new_interface_name} for the network, xf86cfg for X),
> whereas I always had to reinstall Windows - I dual-boot the laptop.
> Once even the disk started it's trip southwards, dump/restore was
> enough to get everything running quickly enough (but not in five
> minutes ^:).
>
>
>>
>> It will also make girls dig you and make your teeth more shiny but those
>> are side-effects that are not as important as console virtualization and
>> multiplexing.
>>
>> --
>> unzip ; strip ; touch ; grep ; find ; finger ; mount ; fsck ; more ;
>> yes ; fsck ; umount ; sleep
>>
--
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