estNodes = createNodes(
	    context, 'DynamicsCompressorNode', 100,
            {attack: .003, knee: 30, ratio: 12, release: .25, threshold: -24});
        for (let i = 0; i < testNodes.length; ++i) {
          source.connect(testNodes[i]);
          testNodes[i].connect(context.destination);
        }
        source.start();
        return context;
      }

      RunWebAudioPerfTest({
        description: 'Test performance of 100 DynamicsCompressorNodes',
        graphBuilder: graphBuilder,
        tracin