Are you doing a full recursive copy of / from rootfs for sdd7 (aka cp -r /)
if so, are the other partitions mounted as well?

Cheers

Kad

On Thu, May 13, 2010 at 6:51 PM, Iain Buchanan <iaindb@netspace.net.au>wrote:

> Hi,
>
> I have two 160Gb drives, one internal and one USB.  I've partitioned
> them the same and created an identical filesystem on the USB drive for
> backing up my internal drive.
>
> I'm using the following rsync command to make the backup:
> sudo /usr/bin/ionice -c 3 /usr/bin/rsync -aAx --exclude suspend_file
> --delete --delete-excluded --partial
> --human-readable / /media/root-backup
>
> however, after running this command sporadically for a few days, the USB
> partition is now full, whereas my root partition isn't!
>
> sda is internal, and sdd is external.  sda7 is the one I'm interested
> in:
>
> $ sudo fdisk -l
>
> Disk /dev/sda: 160.0 GB, 160041885696 bytes
> 255 heads, 63 sectors/track, 19457 cylinders
> Units = cylinders of 16065 * 512 = 8225280 bytes
> Sector size (logical/physical): 512 bytes / 512 bytes
> I/O size (minimum/optimal): 512 bytes / 512 bytes
> Disk identifier: 0x00000080
>
>   Device Boot      Start         End      Blocks   Id  System
> /dev/sda1               1          11       88326    6  FAT16
> /dev/sda2   *          12        4875    39070080    b  W95 FAT32
> /dev/sda3            4876        4888      104422+  83  Linux
> /dev/sda4            4889       19457   117025492+   5  Extended
> /dev/sda5            4889        7321    19543041   83  Linux
> /dev/sda6            7322        7384      506016   83  Linux
> /dev/sda7            7385       19457    96976341   83  Linux
>
> Disk /dev/sdd: 160.0 GB, 160041885696 bytes
> 255 heads, 63 sectors/track, 19457 cylinders
> Units = cylinders of 16065 * 512 = 8225280 bytes
> Sector size (logical/physical): 512 bytes / 512 bytes
> I/O size (minimum/optimal): 512 bytes / 512 bytes
> Disk identifier: 0x5d5d0036
>
>   Device Boot      Start         End      Blocks   Id  System
> /dev/sdd1               1          11       88326    6  FAT16
> /dev/sdd2              12        4875    39070080    b  W95 FAT32
> /dev/sdd3            4876        4888      104422+  83  Linux
> /dev/sdd4            4889       19457   117025492+   5  Extended
> /dev/sdd5            4889        7321    19543041   83  Linux
> /dev/sdd6            7322        7384      506016   83  Linux
> /dev/sdd7            7385       19457    96976341   83  Linux
>
> I just deleted a bunch of /var/tmp and distfiles to free up some space,
> and ran the rsync again.  Now it looks like this:
>
> $ df -h
> Filesystem            Size  Used Avail Use% Mounted on
> rootfs                 92G   81G  6.1G  93% /
> /dev/sdd7              92G   89G  4.6M 100% /media/root-backup
>
> /dev/sda3              99M   39M   55M  42% /boot
> /dev/sdd3              99M   39M   55M  42% /media/boot-backup
>
> I'm doing the /root backup from cron, but the /boot backup manually when
> I make changes.
>
> I thought perhaps the ext3 options were different (ie. different amount
> of "reserved" space) but that would make the "Avail" columns different,
> and shouldn't make the "Used" columns different.
>
> any thoughts as to why my USB partition is full?  thanks,
> --
> Iain Buchanan <iaindb at netspace dot net dot au>
>
> Most people have two reasons for doing anything -- a good reason, and
> the real reason.
>
>
>