Hi Gerald, So to unmount the drives and power down the BBB, I can either push the power button momentarily or use the Linux shutdown command?
Lawrence On Wednesday, August 5, 2015 at 5:39:06 AM UTC-7, Gerald wrote: > > By doing this you can get corruption. Linux requires that you unmount the > drives before powering down. > > There is also a Linux shutdown command that can be used. > > Gerald > > > On Wed, Aug 5, 2015 at 4:07 AM, <[email protected] <javascript:>> wrote: > >> Hi Gerald, >> >> Following the instructions on the BeagleBoard.org - getting-started >> <http://beagleboard.org/getting-started> webpage, my team lead and I >> have been powering up the BBB by using the provided USB cable to plug our >> Beagle into our computers. We didn't find instructions on powering it >> down. So, we have been powering it down by simply pulling the cable out. >> By doing this, can we also get corruption? If so, where is the shutdown >> procedure documented? >> >> Lawrence >> >> On Sunday, October 13, 2013 at 12:19:54 PM UTC-7, Gerald wrote: >>> >>> Nope. If you do it the way I just said, the board is powered off after >>> it is done. Then you can pull the power. >>> >>> Pull the power without letting the kernel unmount the eMMC or SD card, >>> and you can get corruption. >>> >>> Gerald >>> >>> >>> >>> On Sun, Oct 13, 2013 at 1:31 PM, <[email protected]> wrote: >>> >>>> So pulling out the power with properly shutting down the system could >>>> corrupt the eMMC ??? >>>> >>>> >>>> On Sunday, October 13, 2013 4:39:05 PM UTC+5:30, [email protected] >>>> wrote: >>>>> >>>>> Hi, >>>>> >>>>> I am trying to use the beaglebone black (in factory default settings) >>>>> in a control application, where the BBB interfaces to a 20x4 character >>>>> LCD, >>>>> 18 button keypad, and a RS 232 connection using ttyO4 port (connects to >>>>> RS >>>>> 485 network using appropriate drivers). >>>>> >>>>> I have almost developed the hardware and the software using Eclispe >>>>> C++ IDE. >>>>> >>>>> As I am not using any batteries or other power backup devices for the >>>>> BBB, Do I have to implement a shutdown procedure for my users ?? >>>>> >>>>> I have made a procedure in which the user presses a combination of >>>>> keys to get the shutdown option on the LCD, selecting the shutdown option >>>>> runs the system("shutdown -h now") command in my C++ program. >>>>> >>>>> Is a shutdown procedure required for the BBB or will just pulling out >>>>> the +5V power jack be sufficient. >>>>> >>>>> I have read in some sites that the eMMC could get corrupted causing >>>>> startup issues.... >>>>> >>>>> Please advise.... >>>>> >>>>> thanks >>>>> a >>>>> >>>>> -- >>>> 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/groups/opt_out. >>>> >>> >>> -- >> 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] <javascript:>. >> For more options, visit https://groups.google.com/d/optout. >> > > > > -- > Gerald > > [email protected] <javascript:> > http://beagleboard.org/ > -- 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.
