Dell PowerProtect DD Deploy 2023 case studies
Dell PowerProtect DD Deploy 2023 · Put your knowledge to work in context.
The Dell PowerProtect DD Deploy exam (D-PDD-DY-23) validates the practical skills needed to install, configure, and bring a PowerProtect Data Domain appliance into production. It is aimed at field implementation engineers, partner deployment specialists, and storage or backup administrators who are moving from operating DD systems to standing them up. The Dell PowerProtect DD Deploy 2023 case studies are 5 cases and about 3,621 words.
1NVRAM Battery Failure on a DD9400 During the Backup Window
A PowerProtect DD9400 at a primary data center raises a 'NVRAM battery failed' alert after a planned power transfer. The system boots and continues to serve NFS and DD Boost clients, but write throughput drops by about 50% and the alert log states 'write cache disabled.' The environment has a four-hour backup window and 300 SQL Server databases using DD Boost over 10 GbE.
781 words, about 4 min2Branch Office DD3300 Sizing and WAN Replication Planning
A retail company plans a new backup appliance for a branch office. The branch has 60 TB of full backup data, a 10% daily change rate, 14-day retention, and an estimated 6:1 deduplication ratio.
715 words, about 4 min3LACP, VLAN, and Jumbo Frame Failures on a DD6400 Backup Network
A DD6400 is connected to two top-of-rack switches. Data ports eth2 and eth3 form bond0 for the backup VLAN 120, and eth4 and eth5 form bond1 for replication VLAN 220.
738 words, about 4 min4Active Tier at 90% with Retention Lock and a Capacity License Shortfall
A DD6300 has 24 TB of usable active-tier capacity and a 2 TB cloud-tier configuration. The installed capacity license covers 30 TB, but the physical active tier is 24 TB.
700 words, about 4 min5Replication Lag on a DD9400-to-DD9400 DR Pair
A DD9400 at the primary site replicates 40 MTrees to a DD9400 at the DR site over a 1 Gbps WAN with 20 ms latency. The initial 20 TB seed was completed two weeks ago using physical media.
687 words, about 3 min