D-PWF-OE-00 · Question #6
Which feature of PowerFlex is leveraged to expand storage capacity in a cluster?
The correct answer is B. Dynamic Node Addition. Dynamic Node Addition is PowerFlex's hallmark scalability feature, enabling administrators to non-disruptively add storage and compute nodes to a running cluster, instantly increasing available capacity without downtime or data migration. Fault Sets (A) are a data protection…
Question
Which feature of PowerFlex is leveraged to expand storage capacity in a cluster?
Options
- AFault Sets
- BDynamic Node Addition
- CSnapshots
- DShared File Systems
How the community answered
(38 responses)- A3% (1)
- B89% (34)
- C3% (1)
- D5% (2)
Explanation
Dynamic Node Addition is PowerFlex's hallmark scalability feature, enabling administrators to non-disruptively add storage and compute nodes to a running cluster, instantly increasing available capacity without downtime or data migration. Fault Sets (A) are a data protection mechanism that groups nodes to prevent replica data from being stored on hardware that could fail together (e.g., same rack) - they guard availability, not expand capacity. Snapshots (C) create point-in-time copies of volumes for data protection and cloning; they consume capacity rather than add it. Shared File Systems (D) refer to file-level access protocols layered on top of PowerFlex storage - a data access method, not a capacity scaling mechanism.
Memory tip: Link "Dynamic" to "growth" - Dynamic Node Addition = dynamically growing your cluster, one node at a time, live.
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