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Type: Bug
Resolution: Done
Priority: Blocker - P1
Fix Version/s: 2.8.0-rc4
Affects Version/s: 2.8.0-rc2
Component/s: Sharding
Labels:
None

Backwards Compatibility:
Fully Compatible
Operating System:
ALL
Confidence Status:
None
Work Order:
0

Aha! Reference:
None
Tracking Level:
None
Risk Status:
None
Exec Notes:
None
Goal Name:
None
Goal Link:
None

The migrateFromStatus data structure is largely synchronized by the lock on the collection containing the chunk that is currently migrating. This implementation assumes that modifications of a collection exclusively lock that collection, which is no longer the case for document-level locking storage engines.

duplicates

SERVER-16426 d_migrate getActive() mtx is very hot

Closed

related to

SERVER-16540 Potential race in migration can have an aborted migration consume MigrateStatus::_cloneLocs

Closed

Assignee:: Randolph Tan
Reporter:: Andy Schwerin
Participants:: Andy Schwerin, Githook User, Randolph Tan
Votes:: 0 Vote for this issue
Watchers:: 10 Start watching this issue

Created:: Dec 05 2014 03:59:44 PM UTC
Updated:: Dec 24 2014 05:21:34 PM UTC
Resolved:: Dec 18 2014 07:16:38 PM UTC

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