Instruction manual

20
If the verify operation detects an error, the
FastStream tries to re-initialize the drive, erasing
information stored on the drive. Be sure to back
up data before performing verification.
1 Follow the instructions in Preliminary steps on
page 20.
2 Click the Initialize and Verify button
3 Click Next
4 If no drives appear in the information box, click
on the System Scan button.
If drives are available, click on the drives you
wish to test; the drives are highlighted. Drives
which belong to RAID groups cannot be
selected.
5Select Verify Only
6 Click Commit
7 A warning box appears. In the warning box,
verify that you want to complete the
configuration by clicking on Yes. Clicking on No
ends the procedure without making a change.
Scan drive surfaces: read only drive test
The read only test performs a non-destructive
scan over the entire surface of each drive to
identify bad areas of the disk drives and determine
read performance. It may be run while data is
passing through the FastStream.
Running this test may negatively impact
performance. Once the Read-only test has
completed, system operation returns to normal.
1 Follow the instructions in Preliminary steps on
page 20.
2 Click the Read-Only Drive Test button
3 Click Next
4 If no drives appear in the information box, click
on the System Scan button.
If drives are available, click on the drives you
wish to test; the drives are highlighted.
5 Click Commit
6 A warning box appears. In the warning box,
verify that you want to complete the
configuration by clicking on Yes. Clicking on No
ends the procedure without making a change.
Measure drive performance
During the testing process, the Drive
Performance and Health screen appears.click
on Show Help Text and Drives for an
alternative view of the test progress.
During the tests the Time Remaining box tells
you how much time remains until the verification
process is complete. The representation of each
drive in the Drives box shows the percentage of
verification completed.
When the test is complete, click on each drive to
see its information highlighted in the Drive
Metrics window.
If you close the browser or navigate away from
this page, you may re-access these results by
clicking the Diagnostics button and choosing the
Drive Performance and Health option.
Results are available until the FastStream is
restarted.
1 Follow the instructions in Preliminary steps on
page 20.
2 Click on Drive Performance and Health.
3 Click Next.
4The Drive Performance and Health page
appears. Click on a drive in the drive section.
5 Click Start.
Drive performance is displayed under the Drive
Metrics section of the Drive Performance and
Health page. Drive errors are displayed in the
Drive Errors section of the page.
Identify a drive attached to the FastStream
CAUTIONCAUTION
Executing this command will adversely
impact performance and throughput for the
time that the LED is illuminated.
1 Follow the instructions in Preliminary steps on
page 20.
2 Click on Identify Drive.
3The Identify Drive page appears. Click on any
drive. Only one drive may be selected at a time.
4 Click Commit. The I/O LED of the drive
illuminates for one minute.
5 To stop the operation, unselect the drive.
Note
To clean RAID configuration data, refer to
Update RAID configuration data on page 26