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Backup Recovery - Avamar Expert Exam for Implementation Engineers Questions 71–75 (page: 16)

A customer has been performing full backups of their SharePoint farm to an Avamar server. They have installed the Avamar SharePoint backup client without the GLR feature. They want to perform a restore of only one web application, but do not want to take any of the SharePoint farm servers offline.
What should be done?

A customer is successfully backing up 50 virtual machines (VMs) hosted on two ESX hosts. There are two datastores and two proxy servers used for VADP-based backups. They deploy another proxy server to backup 10 new VMs residing on a new datastore. The backups for the new VMs failed with the following error:
Event Code: 30931 - Failed to initiate a backup or restore of a virtual machine because no proxy was found to service the virtual machine.
What caused this error?

A customer has setup their EMC Celerra to backup through an Avamar NDMP Accelerator Node. They are not seeing any increased performance since the initial backup. They have investigated the Celerra and there are no outstanding issues.
What is a potential reason for the poor backup performance?

An EMC customer is using NetWorker with integrated Avamar deduplication nodes. They have expired a large amount of data on the NetWorker server. After several hours, they notice that the index entries have been deleted from NetWorker. However, data has not been removed from the deduplication node.
What is a potential reason?

An existing EMC Avamar customer has noticed that garbage collection is not running properly on a daily basis. The garbage collection logs show the process failing with the MSG_ERR_FULL error each time it attempts to run. The Avamar Administrator reports the server capacity as 96%.
What could be causing garbage collection to fail?