Details
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Investigation
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Resolution: Done
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Major - P3
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None
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None
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None
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Not Needed
Description
Original Downstream Change Summary
We are providing a way to add a server parameter (setParameter) to change the destination shard insert concurrency.
syntax changes -
{setParameter: { migrationConcurrency: N }}
Description of Linked Ticket
Summary
This project is for user-defined concurrency level to chunk migrations as a result of the spike tracked in PM-2740.
Motivation
During PM-2740 we implemented a proof of concept to realize a significant improvement in throughput. The purpose of this work is to productionize these changes.