Details
Description
Seeing a regression on wiredTiger and MMAPv1 on Commands.DistinctWithIndexAndQuery on evergreen.
MMAPv1 results
WiredTiger results
Regression starts on commit: f9904bc
To recreate with mongo-perf:
python benchrun.py -t 8 -f testcases/*.js --includeFilter Commands.DistinctWithIndexAndQuery --out perf.json
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To recreate with the mongo shell:
pre = function( collection ) {
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collection.drop();
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var docs = [];
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for ( var i = 0; i < 4800; i++ ) {
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docs.push( { x : 1 } );
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docs.push( { x : 2 } );
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docs.push( { x : 3 } );
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}
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collection.insert(docs);
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collection.ensureIndex( { x : 1 } );
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};
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use test0
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pre(db.test)
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benchRun({"ops":[{"op":"command","tags":["distinct","command","core"],"ns":"test0","command":{"distinct":"Commands_DistinctWithIndexAndQuery0","key":"x","query":{"x":1}},"safe":false,"w":0,"j":false,"writeCmd":true}],"seconds":5,"host":"127.0.0.1:27017","parallel":8})
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Attachments
Issue Links
- is related to
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SERVER-15020 Implement explain for the distinct command
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- Closed
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