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// jump1.js
s = new ShardingTest( "jump1" , 2 /* numShards */, 2 /* verboseLevel */, 1 /* numMongos */, { chunksize : 1 } )
s.adminCommand( { enablesharding : "test" } );
s.ensurePrimaryShard('test', 'shard0001');
s.adminCommand( { shardcollection : "test.foo" , key : { x : 1 } } );
db = s.getDB( "test" );
sh.setBalancerState( false )
big = ""
while ( big.length < 10000 )
big += "."
x = 0;
var bulk = db.foo.initializeUnorderedBulkOp();
for ( ; x < 500; x++ )
bulk.insert( { x : x , big : big } );
for ( i=0; i<500; i++ )
bulk.insert( { x : x , big : big } );
for ( ; x < 2000; x++ )
bulk.insert( { x : x , big : big } );
assert.writeOK( bulk.execute() );
sh.status(true)
res = sh.moveChunk( "test.foo" , { x : 0 } , "shard0001" )
if ( ! res.ok )
res = sh.moveChunk( "test.foo" , { x : 0 } , "shard0000" )
sh.status(true)
sh.setBalancerState( true )
function diff1(){
var x = s.chunkCounts( "foo" );
printjson( x )
return Math.max( x.shard0000 , x.shard0001 ) - Math.min( x.shard0000 , x.shard0001 );
}
assert.soon( function(){
var d = diff1();
print( "diff: " + d );
sh.status(true)
return d < 5;
} , "balance didn't happen" , 1000 * 60 * 5 , 5000 );
s.stop()
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