62 lines
1.9 KiB
JavaScript
62 lines
1.9 KiB
JavaScript
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var shardA = startMongodEmpty("--shardsvr", "--port", 30001, "--dbpath", "/data/migrateBigger0", "--nopreallocj");
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var shardB = startMongodEmpty("--shardsvr", "--port", 30002, "--dbpath", "/data/migrateBigger1", "--nopreallocj");
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var config = startMongodEmpty("--configsvr", "--port", 29999, "--dbpath", "/data/migrateBiggerC", "--nopreallocj");
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var mongos = startMongos({ port : 30000, configdb : "localhost:29999" })
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var admin = mongos.getDB("admin")
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admin.runCommand({ addshard : "localhost:30001" })
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admin.runCommand({ addshard : "localhost:30002" })
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db = mongos.getDB("test");
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var coll = db.getCollection("stuff")
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var data = "x"
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var nsq = 16
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var n = 255
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for( var i = 0; i < nsq; i++ ) data += data
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dataObj = {}
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for( var i = 0; i < n; i++ ) dataObj["data-" + i] = data
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for( var i = 0; i < 40; i++ ) {
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if(i != 0 && i % 10 == 0) printjson( coll.stats() )
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coll.save({ data : dataObj })
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}
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db.getLastError();
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assert.eq( 40 , coll.count() , "prep1" );
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printjson( coll.stats() )
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admin.runCommand({ enablesharding : "" + coll.getDB() })
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admin.printShardingStatus()
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admin.runCommand({ shardcollection : "" + coll, key : { _id : 1 } })
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assert.lt( 5 , mongos.getDB( "config" ).chunks.find( { ns : "test.stuff" } ).count() , "not enough chunks" );
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assert.soon(
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function(){
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res = mongos.getDB( "config" ).chunks.group( { cond : { ns : "test.stuff" } ,
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key : { shard : 1 } ,
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reduce : function( doc , out ){ out.nChunks++; } ,
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initial : { nChunks : 0 } } );
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printjson( res );
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return res.length > 1 && Math.abs( res[0].nChunks - res[1].nChunks ) <= 3;
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} ,
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"never migrated" , 180000 , 1000 );
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stopMongod( 30000 );
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stopMongod( 29999 );
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stopMongod( 30001 );
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stopMongod( 30002 );
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