Details
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Improvement
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Resolution: Duplicate
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Major - P3
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None
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2.4.3
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None
Description
Right now a single mapReduce job will use only one core on a mongod instance, but if the system has 4 cores we could be breaking the document set into 4 smaller sets and passing each of those into a separate v8 thread.
Attachments
Issue Links
- duplicates
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SERVER-463 map/reduce should use all CPU cores
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- Closed
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