Deduplication is a feature that reduces storage capacity usage by eliminating duplicate data.
PowerStore and Unity both have deduplication function, but one key difference is the size of the deduplication block. PowerStore uses a smaller block size which allows for a higher level of granularity and more efficient deduplication. On the other hand, Unity uses a larger block size which is less granular, but it is still efficient for large sequential data workloads.

When evaluating an existing Dell Unity XT system configuration, telemetry files can be collected using UEMCLI and unity_telemetry_data collects. UEMCLI (Unisphere Command Line Interface) allows administrators to gather detailed configuration and performance data from the array. Additionally, unity_telemetry_data collects is used to gather comprehensive telemetry data which includes detailed performance and usage statistics crucial for analysis and troubleshooting.

DataDobi is a tool that can be used to migrate file data for Windows hosts from a legacy VNX array to a new Dell Unity XT array. DataDobi offers efficient and reliable data migration capabilities, ensuring minimal downtime and data integrity during the migration process.

7% is the recommended minimum amount of Flash that a technical architect should specify when designing a Dell Unity XT 480 using the System Designer option of Sizer. This is because, Unity XT storage systems require a certain amount of flash storage to handle system-wide functions such as metadata, snapshots and other storage services.