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From: Mick <michaelkintzios@gmail.com>
To: gentoo-user@lists.gentoo.org
Subject: Re: [gentoo-user] Pre OpenRC update question...
Date: Fri, 13 May 2011 23:35:14 +0100	[thread overview]
Message-ID: <201105132335.24986.michaelkintzios@gmail.com> (raw)
In-Reply-To: <BANLkTi=sS-+n2uXqJVppqcQ=ATZ6Ny04zw@mail.gmail.com>

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On Friday 13 May 2011 20:11:01 James Wall wrote:
> On Thu, May 12, 2011 at 7:09 PM, Andrew Lowe <agl@wht.com.au> wrote:
> > On 13/05/2011 5:00 AM, Tanstaafl wrote:
> >> Probably a dumb one, but...
> >> 
> >> I have /home, /usr and /var on separate partitions...
> >> 
> >> If I want to image my system prior to the update 'just in case'
> >> something goes south, am I correct that all I need to worry about is /,
> >> since /etc is located there?
> >> 
> >> In other words, is anything on /usr or /var touched during this update?
> > 
> >        If you want to be reeaallyyy safe, and want an image and not a
> > backup, grab the latest copy of SystemRescueCd, a couple of TB of usb
> > external drive space, which is very cheap these days, and use partImage
> > to grab a true image of your whole system. I started doing this recently
> > and it's saved me once so far. Things "flew apart big time" for me
> > recently, a disk failure, I rebooted into the rescue cd and hey presto,
> > 30 minutes later, everything was good.
> > 
> >        Andrew
> 
> Another tool which will work well is dd.
> as an example to back up my laptop before experimenting with new
> distros, I do dd if=/dev/sda of=/mnt/backup/jalopy.img bs=2M to back
> up the drive for a bare metal restore of the 40 GB hard drive.
> 
> James Wall

Is the bs=2M important?  Should one use the block size of the drive?
-- 
Regards,
Mick

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  reply	other threads:[~2011-05-13 22:36 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-05-12 21:00 [gentoo-user] Pre OpenRC update question Tanstaafl
2011-05-12 21:10 ` Alan McKinnon
2011-05-12 21:46   ` Dale
2011-05-16 10:47     ` Tanstaafl
2011-05-16 11:38       ` William Hubbs
2011-05-16 12:01         ` Tanstaafl
2011-05-16 12:19           ` Dale
2011-05-16 14:45       ` Stroller
2011-05-13  0:09 ` Andrew Lowe
2011-05-13 19:11   ` James Wall
2011-05-13 22:35     ` Mick [this message]
2011-05-14  2:47       ` Andrey Moshbear
2011-05-14  3:21         ` James Wall
2011-05-14 10:13         ` Neil Bothwick

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