I use 8 GB SD cards from Samsung with no issues. Sorry you are having issues. good luck.
On 6/13/2016 1:52 PM, John Syne wrote: > Everyone here is a volunteer, giving their time freely and doing their > best to help. I have seen this type of problem before and it has to do > with a corrupt MBR. Best to erase the MBR and create a new partition > table. > > I don’t know anything about your project, but in most cases, you would > be hard pressed to find a better board and support environment that > the one offered by BeagleBoard.org <http://beagleboard.org>. > > Regards, > John > > > > >> On Jun 13, 2016, at 1:38 PM, Vladimir Gusiatnikov >> <[email protected] <mailto:[email protected]>> wrote: >> >> Thank you for your help and time. We have chosen a different board >> for our development project. >> >> On Monday, June 13, 2016 at 1:10:48 PM UTC-7, RobertCNelson wrote: >> >> On Mon, Jun 13, 2016 at 2:50 PM, Vladimir Gusiatnikov >> <[email protected] <javascript:>> wrote: >> > I am getting the exact same behavior on an Ubuntu machine for >> an SD card >> > that has been expanded with grow_partition.sh. Ubuntu does not >> see more than >> > 780 MB on the card. This is a brand new 8 GB card. I strongly >> suspect that >> > the script is rendering SD cards unusable. >> >> I strongly disagree, the script works fine: Looks like a bug on >> your end.. >> >> #history: >> >> https://github.com/RobertCNelson/boot-scripts/commits/master/tools/grow_partition.sh >> >> <https://github.com/RobertCNelson/boot-scripts/commits/master/tools/grow_partition.sh> >> >> >> debian@beaglebone:~$ uname -r >> 4.4.12-ti-r30 >> >> debian@beaglebone:~$ cat /etc/dogtag >> BeagleBoard.org <http://beagleboard.org> Debian Image 2016-06-13 >> >> debian@beaglebone:~$ lsblk >> NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT >> mmcblk1boot0 179:16 0 2M 1 disk >> mmcblk1boot1 179:24 0 2M 1 disk >> mmcblk0 179:0 0 7.4G 0 disk >> └─mmcblk0p1 179:1 0 3.3G 0 part / >> mmcblk1 179:8 0 3.6G 0 disk >> └─mmcblk1p1 179:9 0 3.6G 0 part >> >> debian@beaglebone:~$ df -h >> Filesystem Size Used Avail Use% Mounted on >> udev 10M 0 10M 0% /dev >> tmpfs 99M 8.4M 91M 9% /run >> /dev/mmcblk0p1 3.3G 2.6G 510M 84% / >> tmpfs 247M 0 247M 0% /dev/shm >> tmpfs 5.0M 0 5.0M 0% /run/lock >> tmpfs 247M 0 247M 0% /sys/fs/cgroup >> tmpfs 50M 0 50M 0% /run/user/1000 >> >> debian@beaglebone:/opt/scripts/tools$ sudo ./grow_partition.sh >> Media: [/dev/mmcblk0] >> >> Disk /dev/mmcblk0: 242560 cylinders, 4 heads, 16 sectors/track >> Old situation: >> sfdisk: Warning: The partition table looks like it was made >> for C/H/S=*/112/62 (instead of 242560/4/16). >> For this listing I'll assume that geometry. >> Units: 1MiB = 1024*1024 bytes, blocks of 1024 bytes, counting from 0 >> >> Device Boot Start End MiB #blocks Id System >> /dev/mmcblk0p1 * 1 3399 3399 3480576 83 Linux >> start: (c,h,s) expected (0,33,3) found (0,32,33) >> end: (c,h,s) expected (1002,85,42) found (433,111,62) >> /dev/mmcblk0p2 0 - 0 0 0 Empty >> /dev/mmcblk0p3 0 - 0 0 0 Empty >> /dev/mmcblk0p4 0 - 0 0 0 Empty >> New situation: >> Units: 1MiB = 1024*1024 bytes, blocks of 1024 bytes, counting from 0 >> >> Device Boot Start End MiB #blocks Id System >> /dev/mmcblk0p1 * 1 7579 7579 7760896 83 Linux >> /dev/mmcblk0p2 0 - 0 0 0 Empty >> /dev/mmcblk0p3 0 - 0 0 0 Empty >> /dev/mmcblk0p4 0 - 0 0 0 Empty >> Successfully wrote the new partition table >> >> Re-reading the partition table ... >> sfdisk: BLKRRPART: Device or resource busy >> sfdisk: The command to re-read the partition table failed. >> Run partprobe(8), kpartx(8) or reboot your system now, >> before using mkfs >> sfdisk: If you created or changed a DOS partition, /dev/foo7, say, >> then use dd(1) >> to zero the first 512 bytes: dd if=/dev/zero of=/dev/foo7 bs=512 >> count=1 >> (See fdisk(8).) >> >> #reboot: >> >> debian@beaglebone:~$ lsblk >> NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT >> mmcblk1boot0 179:16 0 2M 1 disk >> mmcblk1boot1 179:24 0 2M 1 disk >> mmcblk0 179:0 0 7.4G 0 disk >> └─mmcblk0p1 179:1 0 7.4G 0 part / >> mmcblk1 179:8 0 3.6G 0 disk >> └─mmcblk1p1 179:9 0 3.6G 0 part >> >> debian@beaglebone:~$ df -h >> Filesystem Size Used Avail Use% Mounted on >> udev 10M 0 10M 0% /dev >> tmpfs 99M 4.4M 95M 5% /run >> /dev/mmcblk0p1 7.3G 2.6G 4.4G 37% / >> tmpfs 247M 0 247M 0% /dev/shm >> tmpfs 5.0M 0 5.0M 0% /run/lock >> tmpfs 247M 0 247M 0% /sys/fs/cgroup >> tmpfs 50M 0 50M 0% /run/user/1000 >> >> #Debian x86/amd64: >> >> voodoo@hades:/opt/github/npm-package-node-red$ uname -r >> 4.7.0-rc2 >> >> voodoo@hades:/opt/github/npm-package-node-red$ dmesg | tail >> [23848.747325] sd 8:0:0:1: [sdk] Attached SCSI removable disk >> [23848.748076] sd 8:0:0:2: [sdl] Write Protect is off >> [23848.748079] sd 8:0:0:2: [sdl] Mode Sense: 03 00 00 00 >> [23848.748836] sd 8:0:0:2: [sdl] No Caching mode page found >> [23848.748841] sd 8:0:0:2: [sdl] Assuming drive cache: write through >> [23848.755012] sd 8:0:0:3: [sdm] Attached SCSI removable disk >> [23848.774910] sdl: sdl1 >> [23848.781467] sd 8:0:0:2: [sdl] Attached SCSI removable disk >> [23896.961030] EXT4-fs (sdl1): recovery complete >> [23896.962771] EXT4-fs (sdl1): mounted filesystem with ordered data >> mode. Opts: (null) >> >> voodoo@hades:/opt/github/npm-package-node-red$ lsblk | grep sdl >> sdl 8:176 1 7.4G 0 disk >> └─sdl1 8:177 1 7.4G 0 part /media/voodoo/rootfs2 >> >> voodoo@hades:/opt/github/npm-package-node-red$ df -h | grep sdl >> /dev/sdl1 7.3G 2.6G 4.4G 37% /media/voodoo/rootfs2 >> >> >> Works as designed: >> >> Regards, >> >> -- >> Robert Nelson >> https://rcn-ee.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] >> <mailto:[email protected]>. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/beagleboard/595c0633-a48b-4f7c-ab20-d324f3bdb960%40googlegroups.com >> <https://groups.google.com/d/msgid/beagleboard/595c0633-a48b-4f7c-ab20-d324f3bdb960%40googlegroups.com?utm_medium=email&utm_source=footer>. >> 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] > <mailto:[email protected]>. > To view this discussion on the web visit > https://groups.google.com/d/msgid/beagleboard/10F6A836-B443-43E1-AD57-F90183CF9180%40gmail.com > <https://groups.google.com/d/msgid/beagleboard/10F6A836-B443-43E1-AD57-F90183CF9180%40gmail.com?utm_medium=email&utm_source=footer>. > 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. 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