You can use the Convert DDB To V5 workflow to configure the Garbage Collection feature, which optimizes DDB performance by reducing DDB disk IO during data pruning.
Notes
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You must upgrade Version 10 DDBs to use the Garbage Collection feature.
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You cannot use the Garbage Collection feature with transactional DDB.
How Does it Work?
This workflow automates the following operations:
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Runs DDB compaction on the DDB MediaAgents.
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Configures the Garbage Collection feature.
Before You Begin
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Upgrade the following to service pack 14 or a more recent release:
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Data mover MediaAgent
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Deduplication database MediaAgents
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Commserve server
For information about upgrading, see: Upgrades.
Important
While the workflow runs, the DDB is put into maintenance mode, and jobs that require interaction with the DDB go into a pending state.
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Verify that there are no DDB backups running to the DDB store.
Procedure
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Wait for the completion of any running jobs for storage policies that use the DDB that you plan to convert. Otherwise, to suspend the jobs, perform the following steps:
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Create a list of all the storage policies associated with the DDB.
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On the ribbon in the CommCell Console, click the Home tab, and then click Job Controller.
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From the Job Controller window, click the Storage Policies column to view the list of jobs that are associated with a specific storage policy.
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To suspend a job, right-click the job, and then click Suspend.
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Suspend jobs for all the storage policies in the list.
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To convert the deduplication databases to V5, execute the Convert DDB To V5 workflow.
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Resume the suspended jobs and monitor for any issues. To resume the jobs, perform the following steps:
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Create a list of all the storage policies associated with the DDB.
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On the ribbon in the CommCell Console, click the Home tab, and then click Job Controller.
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From the Job Controller window, click the Storage Policies column to view the list of jobs that are associated with a specific storage policy.
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To resume a suspended job, right-click the job, and then click Resume.
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Resume jobs for all the storage policies in the list.
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Results
After the workflow completes successfully, the registered email administrator receives an email to confirm the operation.