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73 lines
2.0 KiB
JavaScript
73 lines
2.0 KiB
JavaScript
// tests sharding with replica sets
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s = new ShardingTest( "rs1" , 3 , 1 , 2 , { rs : true , chunksize : 1 } )
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s.adminCommand( { enablesharding : "test" } );
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s.config.settings.find().forEach( printjson )
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db = s.getDB( "test" );
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bigString = ""
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while ( bigString.length < 10000 )
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bigString += "asdasdasdasdadasdasdasdasdasdasdasdasda";
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inserted = 0;
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num = 0;
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while ( inserted < ( 20 * 1024 * 1024 ) ){
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db.foo.insert( { _id : num++ , s : bigString , x : Math.random() } );
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inserted += bigString.length;
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}
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db.getLastError();
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s.adminCommand( { shardcollection : "test.foo" , key : { _id : 1 } } );
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assert.lt( 20 , s.config.chunks.count() , "setup2" );
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function diff(){
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var x = s.chunkCounts( "foo" );
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var total = 0;
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var min = 1000000000;
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var max = 0;
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for ( var sn in x ){
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total += x[sn];
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if ( x[sn] < min )
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min = x[sn];
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if ( x[sn] > max )
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max = x[sn];
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}
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print( tojson(x) + " total: " + total + " min: " + min + " max: " + max )
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return max - min;
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}
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assert.lt( 20 , diff() , "big differential here" );
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print( diff() )
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assert.soon( function(){
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var d = diff();
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return d < 5;
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} , "balance didn't happen" , 1000 * 60 * 6 , 5000 );
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s.config.settings.update( { _id: "balancer" }, { $set : { stopped: true } } , true );
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for ( i=0; i<s._rs.length; i++ ){
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r = s._rs[i];
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r.test.awaitReplication();
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x = r.test.getHashes( "test" );
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print( r.url + "\t" + tojson( x ) )
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for ( j=0; j<x.slaves.length; j++ )
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assert.eq( x.master.md5 , x.slaves[j].md5 , "hashes not same for: " + r.url + " slave: " + j );
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}
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assert.eq( num , db.foo.find().count() , "C1" )
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assert.eq( num , db.foo.find().itcount() , "C2" )
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assert.eq( num , db.foo.find().sort( { _id : 1 } ).itcount() , "C3" )
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assert.eq( num , db.foo.find().sort( { _id : -1 } ).itcount() , "C4" )
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db.foo.ensureIndex( { x : 1 } )
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assert.eq( num , db.foo.find().sort( { x : 1 } ).itcount() , "C5" )
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assert.eq( num , db.foo.find().sort( { x : -1 } ).itcount() , "C6" )
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s.stop()
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