Fred wrote:
> Hello
> 
> Since AstLinux only uses 60MB out of the 1GB card, I tried creating a new 
> partition next to it:
> 
> ========
> # mount -o rw,remount /
> # fdisk /dev/hda
> 
> Command (m for help): n
> Command action
>     e   extended
>     p   primary partition (1-4)
> p
> Partition number (1-4): 2
> 
> First cylinder (131-1986, default 131):
> Using default value 131
> Last cylinder or +size or +sizeM or +sizeK (131-1986, default 1986): 400
> 
> Command (m for help): p
> Disk /dev/hda: 1024 MB, 1024966656 bytes
> 16 heads, 63 sectors/track, 1986 cylinders
> Units = cylinders of 1008 * 512 = 516096 bytes
> 
>     Device Boot    Start       End    Blocks   Id  System
> /dev/hda1   *           1         130       65488+  83  Linux
> /dev/hda2             131         400      136080   83  Linux
> 
> Command (m for help): w
> The partition table has been altered!
> 
> Calling ioctl() to re-read partition table.
> 
> WARNING: Re-reading the partition table failed with error 16: Device or 
> resource busy.
> The kernel still uses the old table.
> The new table will be used at the next reboot.
> Syncing disks.
> 
> # fdisk -l /dev/hda
> 
> Disk /dev/hda: 1024 MB, 1024966656 bytes
> 16 heads, 63 sectors/track, 1986 cylinders
> Units = cylinders of 1008 * 512 = 516096 bytes
> 
>     Device Boot    Start       End    Blocks   Id  System
> /dev/hda1   *           1         130       65488+  83  Linux
> /dev/hda2             131         400      136080   83  Linux
> ======== reboot ===============
> # mkdir /tmp/new_part
> # ll /tmp/
> -rw-r--r--    1 root     root         8192 Jan 21 18:53 astdb
> drwxr-xr-x    2 root     root           40 Jan 21 18:52 bin
> drwxr-xr-x    5 root     root          360 Jan 21 18:53 etc
> -rw-r--r--    1 root     root          119 Jan 21 18:52 mod
> -rw-r--r--    1 root     root           12 Jan 21 18:52 mydhcpip
> drwxr-xr-x    2 root     root           40 Jan 21 18:57 new_part
> drwxr-xr-x    3 root     root           60 Jan 21 18:53 root
> drwx------    2 root     root           60 Jan 21 18:57 ssh-SveFmI1132
> drwxr-xr-x    2 root     root           40 Jan 21 18:53 tftpboot
> 
> # mount /dev/hda2 /tmp/new_part
> mount: Mounting /dev/hda2 on /tmp/new_part failed: Invalid argument
> ======== let's try in the / filesystem ===============
> # mount -o rw,remount /
> # mkdir /mnt/new_part
> # mount /dev/hda2 /mnt/new_part/
> mount: Mounting /dev/hda2 on /mnt/new_part/ failed: Invalid argument
> # mount -o ro,remount /
> 
> # mount -t ext2fs /dev/hda2 /tmp/new_part/
> mount: Mounting /dev/hda2 on /tmp/new_part/ failed: No such device
> ========
> 
> Google didn't return much about why mount can fail with "No such device". 
> Does someone have a clue why AstLinux ain't happy?

Nothing would be happy.  If you pasted everything, it looks like you 
forgot to actually create the filesystem on the new partition.

try mkfs.ext2 /dev/hda2

Darrick
-- 
Darrick Hartman
DJH Solutions, LLC
http://www.djhsolutions.com

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