On 11/04/2016 02:18 PM, Marc MERLIN wrote:
Right, so I thought I was home free, but not even close. My array is
back up, the badblock feature is disabled, array reports clean, but I
cannot access data past 8.8TB, it just fails.
myth:~# dd if=/dev/md5 of=/dev/null bs=1GB skip=8797
dd: reading `/dev/md5': Invalid argument
0+0 records in
0+0 records out
0 bytes (0 B) copied, 0.000403171 s, 0.0 kB/s
myth:~# dd if=/dev/md5 of=/dev/null bs=1GB skip=8796
dd: reading `/dev/md5': Invalid argument
1+0 records in
1+0 records out
1000000000 bytes (1.0 GB) copied, 10.5817 s, 94.5 MB/s
That has nothing to do with MD. You are using a power of ten suffix in
your block size, so you are running into non-aligned sector locations.