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Type: Task
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Resolution: Won't Do
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Priority: Major - P3
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Affects Version/s: None
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Component/s: manual
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Labels:None
A query using the readConcern
{level: "linearizable"}
will be blocked if the database has been fsyncLocked. This behavior should be mentioned, since it's not obvious that a read would be blocked as this is not the case for majority or local.
Note - This is due to the current implementation, which uses NOOP writes to the oplog.