D-PWF-OE-00 · Question #75
What is the recommended method for upgrading a PowerFlex cluster?
The correct answer is B. Using the PowerFlex Manager lifecycle management feature. PowerFlex Manager's lifecycle management feature (B) is the recommended upgrade method because it provides a centralized, automated, and orchestrated approach - handling rolling upgrades, dependency checks, and cluster health validation without manual intervention or service…
Question
What is the recommended method for upgrading a PowerFlex cluster?
Options
- AManual node-by-node upgrades
- BUsing the PowerFlex Manager lifecycle management feature
- CReinstalling the operating system on each node
- DUpgrading metadata managers first
How the community answered
(36 responses)- A3% (1)
- B94% (34)
- C3% (1)
Explanation
PowerFlex Manager's lifecycle management feature (B) is the recommended upgrade method because it provides a centralized, automated, and orchestrated approach - handling rolling upgrades, dependency checks, and cluster health validation without manual intervention or service disruption.
Why the distractors are wrong:
- A (Manual node-by-node): While technically possible, manual upgrades are error-prone, time-consuming, and not Dell's recommended practice for PowerFlex environments.
- C (Reinstalling the OS): A full OS reinstall is destructive and unnecessary - lifecycle management upgrades in-place, preserving data and configuration.
- D (Metadata managers first): PowerFlex Manager handles upgrade sequencing automatically; manually prioritizing metadata managers suggests a misunderstanding of how orchestrated upgrades work and could violate the correct dependency order.
Memory tip: Think "PowerFlex Manager manages everything in the lifecycle" - the word "lifecycle" is the giveaway. On Dell infrastructure exams, when a dedicated management tool exists (like PowerFlex Manager), it is almost always the recommended path over manual procedures.
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