Testing times vary, depending on the device.
Table A–1: Standard Test for Tape Drives |
|
Test Type |
Test performed |
Initialization |
Issue a Test Unit Ready command request. |
Issue standard inquiry commands. |
|
Issue Rewind Command. |
|
Save and reset log page parameters. |
|
Buffer Test |
Issue Write Buffer/Read Buffer. |
Write/Read Test |
Write/Read/Verify X blocks, with an increasing pattern with compression on. |
Save and reset log pages. |
|
Write/Read/Verify X blocks, with a decreasing pattern with compression off. |
|
Save and reset the parameters of log pages. |
|
Reset all log pages. |
|
Read/Verify. |
|
Write/Read/Verify X blocks, with a random pattern with compression on. |
|
Save and reset the parameters of log pages. |
|
Reset all log pages. |
|
Filemark Test |
Issue a Test Unit Ready command request. |
Issue Rewind command. |
|
Issue a Filemark command. |
|
Issue a Space command to go back. |
|
Issue a Space command to go ahead. |
|
Issue an Erase command. |
|
Partition Test (Helical Scan Devices) |
Add a partition. |
Remove the partition. |