HP C7745NB HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version
HP C7745NB - SureStore DLT Tape Autoloader 1/9 Manual
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- HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 1
HP StorageWorks Library and Tape Tools FAQ Other languages: French, German, Spanish, Italian, Korean, Japanese, Chinese This document: www.hp.com/support/lttfaq Windows GUI version This document is a brief, screenshot-based guide to help you follow instructions from HP support. For much more, and - HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 2
Where is the L&TT user guide? The user guide is available from the L&TT web page at http://www.hp.com/support/tapetools. Follow the Technical Support & Documentation link. Note The user guide is English only. - HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 3
L&TT? • L&TT is available for free download from http://www.hp.com/support/tapetools and on the CD that came with your tape drive. The download version is preferred as it is the latest version. • Install L&TT on any server that can "see" your drive. This is most likely to be the backup server, but - HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 4
How do I run L&TT? 1. Install L&TT 2. Turn off services that may lock the tape drive such as backup software services and Removable Storage Service (RSM) 3. Double click on the desktop icon 4. Use defaults in pop-ups 5. Wait for L&TT to scan and find your devices 6. Select the device you - HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 5
- HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 6
2. See if it finds your device during the scan 3. If it can, select that device and run the device performance test to verify the HBA, cabling and drive are not causing any bottlenecks 4. Any issues should be corrected before attempting to use the - HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 7
How do I use L&TT to find my drive serial number? • Install and run L&TT • Select the device and click Identity on the toolbar. • The serial number is displayed under the Device Information tab. • It is also available from the support ticket. - HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 8
How do I verify that my drive's firmware is up to date? You will need internet access for this. If not please refer to the user guide. 1. Install and run L&TT 2. Select the device and click Firmware on the toolbar. 3. In the Local Firmware Files tab, click Get Firmware from Web. - HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 9
- HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 10
recommendations. 3. If you are still uncertain about the drive's health, run the Drive Assessment test. • 15 minute assessment 1. Run the Drive Assessment test with a known good (preferably new) tape. This test assesses the health of the drive and provides recommendations if issues are found. 2. If - HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 11
ticket tab, click Extract or Refresh Device Data. 4. Click View Support Ticket. 5. The ticket viewer will appear. Use this to examine the ticket. The support ticket contains a section called Device Analysis, which examines the logs within the drive and gives an assessment of their health along with - HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 12
- HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 13
the results of the test. 7. Red stop signs indicate failures. Warnings should be observed but are not critical. 8. If the test fails with a known, good tape then the drive needs attention. Contact HP support and send the results in the ResultLog.ltt file. - HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 14
- HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 15
test is measuring the health of the drive rather than the quality of the tape. If the test passes, the drive is fine. If the test fails using a good tape, this indicates a faulty drive. Contact support in this case. If the drive is okay and a problem remains, examine other system components or the - HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 16
) > Cartridge Health in the support ticket and examine the margins. Check the following information: a. Data on tape measures the quality of the data written on the tape. b. Drive measurements measures the quality of the data as viewed by the drives that wrote it. c. Write/read life shows the age of - HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 17
3. Select the device and click Test on the toolbar. 4. In the Test Execution tab, select the drive 5. Select the Media Validation test from Test Group. 6. Click Start Test. The test will read the whole tape so may take a long time. 7. Open the Test Results tab to see the results of the test - HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 18
performed. 2. Go to Detailed Device information > Tape at address > (loaded tape) > Cartridge Health in the support ticket and examine the margins. Check the following information: o Data on tape measures the quality of the data written on the tape. o Drive measurements measures the quality of the - HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 19
more uses are left with this cleaning cartridge? (LTO only) 1. Perform a clean as you normally would. 2. After the clean is finished, generate a support ticket for the drive that was just cleaned. 3. Go to Detailed Device information > Tape at address > Ejected Tape > Cartridge Usage section of the - HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 20
performance will be the slower of these two measurements. • Use the Device Performance test to measure the speed of the tape drive. • Use the System Performance Backup Pre-test to measure the speed of the disk subsystem. Note this test is independent of the backup application. Please check with your - HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 21
performance will be the slower of these two measurements. • Use the Device Performance test to measure the speed of the tape drive. • Use the System Performance Restore Pre-test to measure the speed of the disk subsystem. Note this test is independent of the backup application and uses test restore - HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 22
How do I run the Device Performance test? 1. Install and run L&TT 2. Select the device and click Dev Perf on the toolbar. 3. Set parameters as shown - or as preferred - and start 4. See Drive Performance Results tab for results - HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 23
- HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 24
How do I run the System Performance Backup Pre-test? 1. Install and run L&TT 2. Select the device and click Sys Perf on the toolbar. 3. Select the Backup Pre-test tab 4. Set parameters as shown - or as preferred - and start 5. See System Performance Results tab for results - HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 25
How do I run the System Performance Restore Pre-test? • Install and run L&TT • Select the device and click Sys Perf on the toolbar. • Select the Restore Pre-test tab • Set parameters as shown - or as preferred - and start • See System Performance Results tab for results - HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 26
and the error rate performance of the tape/drive combination. It may not be the same as the capacity marked on the cartridge which assumes 2:1 compression ratio and reasonably good error rate. Use the Device Performance test to measure a specific tape/drive combination. Note - This test will take - HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 27
by Email 2. Fill out the pop-up form with your details 3. Click on Send • If not then 1. Use Save Support Ticket to save the ticket files (one header file and one data file for each device) into a directory. 2. Archive the files (to compress them) and e- - HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 28
- HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 29
be asked for the L&TT event log by the L&TT support team. This log records L&TT activity and is useful for troubleshooting L&TT issues. The most useful event logs have I/O history and mail them to L&TT Support ([email protected]). The most recent file is EventLog.ltt; the rest are backups of - HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 30
- HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 31
How do I send the results of the assessment test to Support? The results of all L&TT tests are automatically saved to the ResultLog.ltt file in the /logs directory. Archive and e-mail this file to Support. The file can be viewed using L&TT. Just double-click on it. Scroll to - HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 32
- HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 33
I turn on or off Prevent Media Removal or hardware Data Compression? 1. Install and run L&TT 2. Select the device and click Test on the toolbar. 3. Select Drive Configuration Utility from Test Group. 4. Click Options... to configure Prevent Media Removal and Data Compression. 5. Start the test - HP C7745NB | HP StorageWorks Library and Tape Tools FAQ - Windows GUI Version - Page 34
HP StorageWorks Library and Tape Tools FAQ
Other languages:
French
, German
, Spanish
, Italian
, Korean
, Japanese
, Chinese
This document:
www.hp.com/support/lttfaq
Windows GUI version
This document is a brief, screenshot-based guide to help you follow
instructions from HP support. For much more, and detailed information on
L&TT, please see the
user guide
.
Where is the L&TT user guide?
.........................................................
2
How do I install L&TT?
.....................................................................
3
How do I run L&TT?
........................................................................
4
How do I check my drive is installed correctly?
...................................
6
How do I use L&TT to find my drive serial number?
.............................
7
How do I verify that my drive’s firmware is up to date?
........................
8
How do I check the health of my drive?
...........................................
10
How do I generate a support ticket?
................................................
11
How do I run the Drive Assessment Test?
.........................................
13
Why is the Drive Assessment test recommended?
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15
How do I check the health of my data cartridge? (LTO only)
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16
How do I check the health of my data cartridge? (Non-LTO)
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17
Was my backup successful? (LTO only)
............................................
18
How many more uses are left with this cleaning cartridge? (LTO only)
..
19
How fast will my backups be?
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20
How fast will my restores be?
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21
How do I run the Device Performance test?
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22
How do I run the System Performance Backup Pre-test?
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24
How do I run the System Performance Restore Pre-test?
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25
How much data can I write to the tape?
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26
How do I send a support ticket by e-mail?
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27
How do I send an L&TT event log?
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29
How do I send the results of the assessment test to Support?
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31
How do I turn on or off Prevent Media Removal or hardware Data
Compression?
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33