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Type:
Improvement
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Resolution: Done
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Priority:
Major - P3
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Affects Version/s: None
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Component/s: Replication
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Fully Compatible
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RPL 7 08/10/15
#ifdef MONGO_PLATFORM_64
const int ReplSetImpl::replWriterThreadCount = 16;
const int ReplSetImpl::replPrefetcherThreadCount = 16;
#else
const int ReplSetImpl::replWriterThreadCount = 2;
const int ReplSetImpl::replPrefetcherThreadCount = 2;
#endif
These are reasonable default, but we can make them tunable (exporting them via serverParameter) so that people can tune according to their needs. This also facilitates perf testing.
- is depended on by
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SERVER-18908 Secondaries unable to keep up with primary under WiredTiger
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- Closed
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- related to
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SERVER-24292 DataReplicatorExternalState::multiApply should use replWriterThreadCount when creating writer thread pool
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- Closed
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