[SERVER-18812] Improve aggregation with $out performance on WiredTiger Created: 03/Jun/15  Updated: 05/Jun/15  Resolved: 05/Jun/15

Status: Closed
Project: Core Server
Component/s: Aggregation Framework, WiredTiger
Affects Version/s: None
Fix Version/s: None

Type: Improvement Priority: Major - P3
Reporter: Ramon Fernandez Marina Assignee: Unassigned
Resolution: Duplicate Votes: 0
Labels: None
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Issue Links:
Duplicate
duplicates SERVER-17675 Support file per database for WiredTiger Closed
Participants:

 Description   

Aggregation in $out are faster in MMAPv1 than on WiredTiger.



 Comments   
Comment by Eliot Horowitz (Inactive) [ 05/Jun/15 ]

This is because we are creating and destroying 2000 files.
I believe this should be resolved as a duplicate of SERVER-17675

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