[SERVER-1828] chunk migrate should transfer objects in DiskLoc order Created: 22/Sep/10  Updated: 12/Jul/16  Resolved: 22/Sep/10

Status: Closed
Project: Core Server
Component/s: Performance, Sharding
Affects Version/s: None
Fix Version/s: 1.7.1

Type: Improvement Priority: Major - P3
Reporter: Eliot Horowitz (Inactive) Assignee: Eliot Horowitz (Inactive)
Resolution: Done Votes: 0
Labels: None
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Participants:

 Description   

This sill prevent disk thrashing



 Comments   
Comment by auto [ 22/Sep/10 ]

Author:

{'login': 'erh', 'name': 'Eliot Horowitz', 'email': 'eliot@10gen.com'}

Message: instead of using normal cursor for doing chunk migration, get all DiskLocs sort, and use a command
is much faster for randomly distributed data SERVER-1828
http://github.com/mongodb/mongo/commit/ac505f9786327487ff7a7c78133f03bdc4e60a2c

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