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Type: Bug
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Resolution: Fixed
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Priority: Major - P3
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Affects Version/s: None
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Component/s: Replication
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None
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Fully Compatible
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ALL
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v4.4
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Repl 2020-03-09
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50
Shard server replica set nodes in binary version 4.4 start up in FCV 4.2 by default. If they are downgraded to a v4.2 binary, the node will crash when trying parse the config 'term' field on startup. We should not write the config 'term' field when these nodes start up in FCV 4.2.
- is related to
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SERVER-47119 Config term does not get initialized until replSetReconfig is run
- Closed
- related to
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SERVER-31634 FeatureCompatibilityVersion::setIfCleanStartup() should store FCV=3.4 for shardsvrs
- Closed
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SERVER-46288 Reconfig in 4.2 style with the current config on FCV downgrade
- Closed