From: William Pretty Security <[email protected]> Reply-To: "[email protected]" <[email protected]> Date: Saturday, August 2, 2014 at 1:09 PM To: "[email protected]" <[email protected]> Subject: RE: [beagleboard] 6GB image of 8GB uSD card?
> Thanks Dave; > > Sounds like I need to read up a bit on OEDD¹ . > I assume that is what you were talking about ? DD is a very powerful tool and it is one that you should take the time to learn. There is also ddrescue (apt-get install gddrescue) which does the same thing as DD, but works well when the source is unreliable. Regards, John > > Bill > > "No one could make a greater mistake than he who did nothing because he could > do only a little." > "All that is necessary for the triumph of evil is that good men do nothing" > Edmond Burke (1729 - 1797) > http://www.packtpub.com/building-a-home-security-system-with-beaglebone/book > > > From: [email protected] [mailto:[email protected]] On > Behalf Of Dave Hylands > Sent: Saturday, August 02, 2014 2:03 PM > To: [email protected] > Subject: Re: [beagleboard] 6GB image of 8GB uSD card? > > > Hi Bill, > > > On Sat, Aug 2, 2014 at 10:39 AM, William Pretty Security > <[email protected]> wrote: >> > Hello all; >> > >> > I have an 8GB uSD card with an ~6GB file system on it (boot +rootfs). >> > What I want to do is just image the 6GB portion that is actually formatted >> and used. >> > >> > I tried the windows tool and it didn¹t work. It imaged the entire disk. >> > Is there a switch in Linux ³DD² or some other way to image just the 6GB >> portion of the card ? > > In linux, there is a block device for the entire disk, and then there will be > a block device for each partition. > > So if you were using /dev/sdc for the entire device, the normal convention is > that /dev/sdc1 would reference the first partition and /dev/sdc2 would > referece the second partition. > > The name of your device will depend on exact dsitribution of Linux being used > and whether the sdcard reader is a USB device or directly connected. > > I'm always super parinoid when using those level of commands, because it's > really easy to mistype and enter the name of your system hard drive. > > > -- > Dave Hylands > Shuswap, BC, Canada > http://www.davehylands.com > -- > For more options, visit http://beagleboard.org/discuss > --- > You received this message because you are subscribed to the Google Groups > "BeagleBoard" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. > > > No virus found in this message. > Checked by AVG - www.avg.com <http://www.avg.com> > Version: 2014.0.4716 / Virus Database: 3986/7967 - Release Date: 08/02/14 > > > No virus found in this message. > Checked by AVG - www.avg.com <http://www.avg.com> > Version: 2014.0.4716 / Virus Database: 3986/7863 - Release Date: 07/16/14 > Internal Virus Database is out of date. > -- > For more options, visit http://beagleboard.org/discuss > --- > You received this message because you are subscribed to the Google Groups > "BeagleBoard" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
