Which member of a high-availability cluster should be upgraded first in a Zero downtime upgrade?

The correct answer is B. The Standby Member. In a Zero Downtime Upgrade (ZDU), the Standby Member is upgraded first to ensure that the Active Member remains operational while the upgrade takes place. Once the Standby Member is upgraded, it takes over as the Active Member, and the previous Active Member can be upgraded.

Scalability and Redundancy (ClusterXL)

Question

Options

AThe Primary Member
BThe Standby Member
CThe Secondary Member
DThe Active Member

How the community answered

(16 responses)

B
81% (13)
C
13% (2)
D
6% (1)

Explanation

In a Zero Downtime Upgrade (ZDU), the Standby Member is upgraded first to ensure that the Active Member remains operational while the upgrade takes place. Once the Standby Member is upgraded, it takes over as the Active Member, and the previous Active Member can be upgraded.

Topics

#ClusterXL#zero downtime upgrade#high availability#cluster member order

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