fixing parameter server problem
fixing parameter server problem

nanditav/15712-TensorFlow,nanditav/15712-TensorFlow,nanditav/15712-TensorFlow,nanditav/15712-TensorFlow,nanditav/15712-TensorFlow,nanditav/15712-TensorFlow,nanditav/15712-TensorFlow,nanditav/15712-TensorFlow,nanditav/15712-TensorFlow