Robert, those beagleboard XM(s) you talked about a year or more ago that take pictures etc, and run off an SD card have been going how long ? I only mention this so everyone else can get an idea of how long a read only system can last. They also run Debian ?
@ Everyone else Another way that you could fix the media write issue would be to load your rootfs from network or USB. Granted, this will use more power, and is far more elaborate. So not really for everyone. On Tue, Mar 10, 2015 at 11:47 AM, Graham Haddock <gra...@flexradio.com> wrote: > Thanks for the reference. > --- Graham > > == > > On Tue, Mar 10, 2015 at 12:00 PM, Robert Nelson <robertcnel...@gmail.com> > wrote: > >> On Tue, Mar 10, 2015 at 11:56 AM, Graham Haddock <gra...@flexradio.com> >> wrote: >> > >> >> With a specially tweaked file system, (read only root..) and correctly >> >> using tmpfs on ram for your application, you can remove most of the >> >> failures from even the crappiest SD cards. Along with extending the >> >> life of the system, where power is not 100% stable. >> >> >> >> Regards, Robert >> > >> > >> > Robert: >> > Could you expand on your comments, or point me at some references? >> > This is getting interesting. >> >> https://wiki.debian.org/ReadonlyRoot >> >> It takes some tunning to get right and depends on which packages you >> are using... So there's no conrete example... >> >> Regards, >> >> -- >> Robert Nelson >> http://www.rcn-ee.com/ >> >> -- >> For more options, visit http://beagleboard.org/discuss >> --- >> You received this message because you are subscribed to a topic in the >> Google Groups "BeagleBoard" group. >> To unsubscribe from this topic, visit >> https://groups.google.com/d/topic/beagleboard/dTKvTB0ZhCk/unsubscribe. >> To unsubscribe from this group and all its topics, send an email to >> beagleboard+unsubscr...@googlegroups.com. >> 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 beagleboard+unsubscr...@googlegroups.com. > 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 beagleboard+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
