SERVER-41010 getMinValid() in bgsync shouldn't conflict with PBWM lock

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• Backlog

SERVER-79804 Clean up references to PBWM in our architecture guide

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• Closed

SERVER-44105 Perform ShardServerCatalogLoader writes in a single transaction

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• Closed

SERVER-48518 Rollback via refetch (EMRC = false) can make readers to see the rolled back data even after the rollback node catches up to primary.

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• Closed

SERVER-78599 Prevent change collections from truncating inconsistent data

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• Closed

SERVER-48398 Writing config document to "local.system.replset" should not acquire PBWM lock.

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• Backlog

SERVER-26006 Audit all background tasks and decide which should conflict with replication application

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• Closed

SERVER-48399 Writing config document to "local.system.replset" should not acquire database lock in stronger mode (X).

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• Closed

SERVER-44821 retrieving storage stats for currentOp blocked by slow oplog application

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• Closed

SERVER-44859 plan_cache_index_create.js is blocked on two phase index build commit

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• Closed

SERVER-44943 avoid taking the PBWM lock in ReplicationCoordinatorExternalStateImpl::oplogExists()

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• Closed

SERVER-44944 avoid taking the PBWM lock in SessionsCollectionRS::_isStandaloneOrPrimary()

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• Closed

SERVER-45007 PBWM acquisition in GlobalLock constructor ignores deadline

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• Closed

SERVER-41407 Create a test suite that does secondary reads and also kills secondaries

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• Backlog