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SERVER-17186 removed getMore performance test

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This test was originally introduced in SERVER-9721 to investigate a regression
in the Windows build.
This commit is contained in:
Benety Goh 2015-02-05 11:34:20 -05:00
parent d4ab26fcfb
commit 5ed91cbdda
1 changed files with 0 additions and 66 deletions
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66
jstests/noPassthroughWithMongod/getmore_performance.js
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// This test creates a collection and tests the performance of a getmore loop reading it.
//
// Related to SERVER-9721.
//
var makeData = function(testDB) {
var howMany = 2000;
var arr = [];
var i;
for (i = 0; i < 10000; ++i) {
arr.push(i);
}
for (i = 0; i < howMany; ++i) {
testDB.test.insert({arr: arr});
}
}
var time = function (f, testDB) {
var start = new ISODate();
f(testDB);
var end = new ISODate();
return (end - start);
}
var func = function(testDB) {
var c = testDB.test.find({}, {_id: 1});
while (c.hasNext()) {
var d = c.next();
}
}
var doTest = function() {
// Create the test collection
//
var baseName = 'getmore_performance';
var dbpath = MongoRunner.dataDir + '/sconsTests/' + baseName
var port = allocatePorts( 1 )[ 0 ];
var mongod = startMongod( '--port', port, '--dbpath', dbpath );
sleep(50);
var testDB = new Mongo('localhost:' + port).getDB(baseName);
testDB.dropDatabase();
makeData(testDB);
stopMongod(port, 15);
// Start a new mongod and read the test collection twice
//
mongod = startMongodNoReset( '--port', port, '--dbpath', dbpath );
sleep(50);
testDB = new Mongo('localhost:' + port).getDB(baseName);
var firstPass = time(func, testDB);
var secondPass = time(func, testDB);
stopMongod(port, 15);
// Fail the test if the first pass took considerably longer than the second pass
//
var factor = 10;
var maxAcceptableMilliseconds = secondPass * factor;
jsTest.log('First pass took ' + firstPass +
' ms, second pass took ' + secondPass +
' ms, setting cutoff at ' + maxAcceptableMilliseconds +
' ms (factor of ' + factor + ')');
assert.lte(firstPass, maxAcceptableMilliseconds, 'Performance test FAILED!');
jsTest.log('Performance test PASSED!');
}
doTest();