When setFeatureCompatibilityVersion is run on a config server, it should allow all ongoing SetClusterParameterCoordinators to drain before continuing. Additionally, setClusterParameter should take the FixedFCVRegion lock before executing in order to ensure that it does not start propagating new cluster parameter updates after FCV begins transitioning.
- causes
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SERVER-87059 Setting the cluster cardinality parameter may cause setFCV to fail on retry
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- Closed
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