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D-PWF-OE-00 · Question #89

What are the benefits of enabling Maintenance Mode on a PowerFlex node? (Choose two)

The correct answer is A. Allows for node hardware upgrades without disrupting operations C. Isolates the node for troubleshooting. Enabling Maintenance Mode on a PowerFlex node serves two key purposes: it allows administrators to perform hardware upgrades or replacements on that node without taking down the entire system or disrupting I/O operations (A), and it isolates the node from the active cluster so…

PowerFlex Troubleshooting and Maintenance

Question

What are the benefits of enabling Maintenance Mode on a PowerFlex node? (Choose two)

Options

  • AAllows for node hardware upgrades without disrupting operations
  • BAutomatically replicates data to other nodes
  • CIsolates the node for troubleshooting
  • DEnables faster deduplication processes

How the community answered

(22 responses)
  • A
    86% (19)
  • B
    9% (2)
  • D
    5% (1)

Explanation

Enabling Maintenance Mode on a PowerFlex node serves two key purposes: it allows administrators to perform hardware upgrades or replacements on that node without taking down the entire system or disrupting I/O operations (A), and it isolates the node from the active cluster so that troubleshooting can be performed safely without affecting production workloads (C).

B is incorrect because data replication is a continuous background process managed by the PowerFlex storage layer regardless of maintenance mode - it is not triggered by enabling maintenance on a node. D is incorrect because deduplication is a data efficiency feature unrelated to node maintenance state; maintenance mode has no effect on deduplication speed or behavior.

Memory tip: Think of Maintenance Mode as putting a node in a "safe zone" - safe to work on (upgrades) and safe to diagnose (troubleshooting) without touching the rest of the cluster. If a choice doesn't relate to protecting or isolating the node, it's likely a distractor.

Topics

#Maintenance Mode#hardware upgrades#node isolation#troubleshooting

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