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// auto2.js
s = new ShardingTest( "auto2" , 2 , 1 , 2 );
s.adminCommand( { enablesharding : "test" } );
s.ensurePrimaryShard('test', 'shard0001');
s.adminCommand( { shardcollection : "test.foo" , key : { num : 1 } } );
bigString = "";
while ( bigString.length < 1024 * 50 )
bigString += "asocsancdnsjfnsdnfsjdhfasdfasdfasdfnsadofnsadlkfnsaldknfsad";
db = s.getDB( "test" )
coll = db.foo;
// Temporarily disable balancer so it will not interfere with auto-splitting
s.stopBalancer();
var i=0;
for ( j=0; j<30; j++ ){
print( "j:" + j + " : " +
Date.timeFunc(
function(){
var bulk = coll.initializeUnorderedBulkOp();
for ( var k=0; k<100; k++ ){
bulk.insert( { num : i , s : bigString } );
i++;
}
assert.writeOK(bulk.execute());
}
) );
}
s.startBalancer();
assert.eq( i , j * 100 , "setup" );
// Until SERVER-9715 is fixed, the sync command must be run on a diff connection
new Mongo( s.s.host ).adminCommand( "connpoolsync" );
print( "done inserting data" );
print( "datasize: " + tojson( s.getServer( "test" ).getDB( "admin" ).runCommand( { datasize : "test.foo" } ) ) );
s.printChunks();
function doCountsGlobal(){
counta = s._connections[0].getDB( "test" ).foo.count();
countb = s._connections[1].getDB( "test" ).foo.count();
return counta + countb;
}
// Wait for the chunks to distribute
assert.soon( function(){
doCountsGlobal()
print( "Counts: " + counta + countb)
return counta > 0 && countb > 0
})
print( "checkpoint B" )
var missing = [];
for ( i=0; i<j*100; i++ ){
var x = coll.findOne( { num : i } );
if ( ! x ){
missing.push( i );
print( "can't find: " + i );
sleep( 5000 );
x = coll.findOne( { num : i } );
if ( ! x ){
print( "still can't find: " + i );
for ( var zzz=0; zzz<s._connections.length; zzz++ ){
if ( s._connections[zzz].getDB( "test" ).foo.findOne( { num : i } ) ){
print( "found on wrong server: " + s._connections[zzz] );
}
}
}
}
}
s.printChangeLog();
print( "missing: " + tojson( missing ) )
assert.soon( function(z){ return doCountsGlobal() == j * 100; } , "from each a:" + counta + " b:" + countb + " i:" + i );
print( "checkpoint B.a" )
s.printChunks();
assert.eq( j * 100 , coll.find().limit(100000000).itcount() , "itcount A" );
assert.eq( j * 100 , counta + countb , "from each 2 a:" + counta + " b:" + countb + " i:" + i );
assert( missing.length == 0 , "missing : " + tojson( missing ) );
print( "checkpoint C" )
assert( Array.unique( s.config.chunks.find().toArray().map( function(z){ return z.shard; } ) ).length == 2 , "should be using both servers" );
for ( i=0; i<100; i++ ){
cursor = coll.find().batchSize(5);
cursor.next();
cursor = null;
gc();
}
print( "checkpoint D")
// test not-sharded cursors
db = s.getDB( "test2" );
t = db.foobar;
for ( i =0; i<100; i++ )
t.save( { _id : i } );
for ( i=0; i<100; i++ ){
t.find().batchSize( 2 ).next();
assert.lt(0 , db.serverStatus().metrics.cursor.open.total, "cursor1");
gc();
}
for ( i=0; i<100; i++ ){
gc();
}
assert.eq(0, db.serverStatus().metrics.cursor.open.total, "cursor2");
// Stop the balancer, otherwise it may grab some connections from the pool for itself
s.stopBalancer()
print( "checkpoint E")
assert( t.findOne() , "check close 0" );
for ( i=0; i<20; i++ ){
temp = new Mongo( db.getMongo().host )
temp2 = temp.getDB( "test2" ).foobar;
assert.eq( temp._fullNameSpace , t._fullNameSpace , "check close 1" );
assert( temp2.findOne() , "check close 2" );
temp = null;
gc();
}
print( "checkpoint F")
assert.throws( function(){ s.getDB( "test" ).foo.find().sort( { s : 1 } ).forEach( function( x ){ printjsononeline( x.substring( 0, x.length > 30 ? 30 : x.length ) ) } ) } )
print( "checkpoint G")
s.stop();
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