Indexer Clustering • Room 3

Cluster Operations

Rolling restarts allow upgrading the cluster without downtime. The Cluster Manager orchestrates restarting one peer at a time, ensuring RF/SF are maintained throughout.

Maintenance Mode temporarily disables bucket fixup, critical during planned maintenance to prevent the cluster from wasting resources rebuilding copies that will return shortly.

Knowledge Check

Prove your understanding to clear the room (Rewards XP)

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Question 1 of 1

Before taking 2 of 5 indexer peers offline for maintenance, the Architect should:

AJust shut them down immediately.

BEnable Maintenance Mode on the Cluster Manager to prevent unnecessary bucket fixup during the planned downtime.

CDelete all hot buckets first.

DDisable the Cluster Manager.