Dell powervault^*^ tl4000/tl2000 failover guide, Failover configuration verification, Failover test procedure – Dell PowerVault TL2000 User Manual
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Dell PowerVault^*^ TL4000/TL2000 Failover Guide
Failover Configuration Verification
Follow the steps in the table below to test your configuration was completed successfully. The test
procedure will take you through a user-induced failover event to validate the configuration,
demonstrate the failover behavior, and demonstrate restoring the unit after a failover event.
Failover Test Procedure
Procedure Step
Number
Test Procedure
Expected Result
^ Configure your library per the instructions in this
document
Configuration is complete and
library is configured in CommVault
2
Verify your library is accessible by running a small backup
job with a piece of scarp media
Job completes successfully
3
Start a new backup to a single tape drive.
Backup starts without error.
Make note of the job ID.
4
When the backup reaches the 50% mark disconnect the
cable from the back of the tape drive actively running
I/O.
Error message will be displayed in
the CommVault Event Viewer.
Media fails to unload.
Job status goes to a pending state.
5
Let job sit in Pending state for 5 minutes.
Right click the Job and select Resume.
Job restarts.
New media is loaded into the second
drive and job completes.
Media is unloaded.
6
Start another backup job to the library.
Backup starts and completes.
7
Repair the broken link created in step 4
Verify OS recognizes the device
Device Manager shows device
correctly.
8
Reset the library drive that contains the "stuck" tape from
step 2. Refer to appendix A in this document
Drive unloads the media.
9
Perform a restore of the Job ID noted in step 3
This will be the backup job that contained the failover
event.
Restore begins and completes
without error.
Direct the restore job to an alternate location for file
comparison of the original data.
10
Compare the data from the restore job to the original
data. Using your method of choice
100% match of the data.
11
Perform a backup that utilizes both drives in the library.
Backups begin and run in parallel.
Jobs finish with success.
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