Use command: smartctl -t long /dev/sda
The test is passed by drive. But why is so long? (freebsd 8.4, Ubuntu 14.04). Speed is ok, about 400-450 kbytes/sec. Short test is ok, about 1-1,5 min.
Firmware Version: 400i,
[240 GB] Capacity,
Sata current: 6.0 Gb/s