Hard Disk Testing - Sun Microsystems Ultra 20 User Manual

3.3.1

Hard Disk Testing

To test the hard disk:
1. From the main menu, choose Advanced Diagnostics Tests.
2. From the Advanced Diagnostics menu, choose Hard Disks.
3. From the Select Drive menu, choose the hard disk you are testing.
The Hard Disk Diagnostics window opens, showing both the information for the
hard disk you selected and the Hard Disk Tests menu.
The Hard Disk Tests menu displays the following options:
Select Drive
■
Test Settings
■
Read Test
■
Read Verify Test
■
Non-Destructive Write Test
■
Destructive Write Test
■
Mechanics Stress Test
■
Internal Cache Test
■
View Error Log
■
Utilities Menu
■
Exit
■
The Media Test options include the Read Test, the Read Verify Test, the Non-
Destructive Write Test, and the Destructive Write Test. These tests are relevant to
testing the media associated with the hard drive hardware, such as the physical disk.
Caution – Running the Destructive Write Test destroys any data that is on the disk.
The Device Test options include the Mechanics Stress Test and the Internal Cache
Test. These tests are relevant to testing nonmedia-related devices associated with the
hard drive hardware, such as the head and internal cache.
As well as choosing any of these tests, you can also define several parameters of the
test.
You can change the parameters within the Test Settings option. Your options within
Test Settings include the following:
Media Test Settings
■
Enables you to select the test time duration, the percentage of the hard disk to
test, and the sectors to be tested on the hard disk.
Device Test Settings
■
Enables you to select the test time durations of the devices and the test level.
3-6 Sun Ultra 20 Workstation User Guide • August 2006