IBM B-Series, Maintenance Information

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Read and Write Tests
Load a scratch cartridge in the 3570 before you start this test.
Attention: This test overwrites any data or tape label on the tape.
1. If the response from the previous test is Hit any key to continue...; press Enter. Otherwise, type
tapeutil to restart.
General Commands:
1. Open a Device 5. Inquiry 9. Log Sense Page
2. Close a Device 6. Test Unit Ready 1 . Mode Sense Page
2. At the Enter Selection: prompt, type 1.
3. At the Enter the device special file name: prompt, type /dev/rmt1 (or your specific device).
4. At the Select mode (1=Read/Write, 2=Read Only, 3=Write Only, 4=Append): prompt. type 1.
At the Opening device... and the Hit any key to continue.... prompts, press Enter.
General Commands:
1. Open a Device 5. Inquiry 9. Log Sense Page
2. Close a Device 6. Test Unit Ready 1 . Mode Sense Page
3. Device Info 7. Reserve Device 11. Release Device
4. Tape Drive Service Aids 8. Request Sense Q. Quit Program
Medium Changer Commands:
12. Element Information 16. Move Medium
13. Position To Element 17. Load/Unload Medium
14. Element Inventory 18. Initialize Element Status
15. Prevent Medium Removal 19. Allow Medium Removal
Tape Commands:
2 . Query/Set Parameters 3 . Read and Write Tests
5. At the Enter Selection for /dev/rmt1: prompt, type 30:.
6. At the Select test (1=Read/Write, 2=Read Only, 3=Write Only): prompt, type 1.
7. At the Hit
<
Enter
>
for default 10240 block size or enter new block size:, type 262144 to ensure
that the adapter device driver
vsci1 is properly installed and configured.
8. At the Hit
<
Enter
>
for default 20 blocks per read/write or enter new blocks: prompt, type 1.
9. At the Hit
<
Enter
>
for default 1 repetition or enter new repetition: prompt, press Enter.
The following data is displayed:
Read/Write test, blocksize 262144 count 1 repetition 1
Setting block size...
Read/Write test pass 1
Writing 262144 bytes, 1 blocks...
Write complete, bytes written 262144, blocks 1
Writing 2 file marks...
Backward spacing 2 file marks...
Backward spacing 1 records...
Reading 262144 bytes, 1 blocks...
Read complete, bytes read 262144, blocks 1
Forward spacing file mark...
Data verification complete, no discrepancies found
Read/Write test completed, total bytes written 262144
10. At the Hit any key to continue... prompt, press Enter.
PROC-78
IBM 3570 MI