@Override
    public void stop(Platform platform) throws Exception {
        log.info("Deactivating DegradedNetworkFaultWorker {}.", id);
        this.status.update(new TextNode("disabling traffic control " + id));
        Node curNode = platform.curNode();
        DegradedNetworkFaultSpec.NodeDegradeSpec nodeSpec = nodeSpecs.get(curNode.name());
        if (nodeSpec != null) {
            for (String device : devicesForSpec(nodeSpec)) {
                disableTrafficControl(platform, device);
            }
        }
        this.status.update(new TextNode("disabled traffic control " + id));
    }
Uses the linux utility <pre>tc</pre> (traffic controller) to degrade performance on a specified network device
trogdor/src/main/java/org/apache/kafka/trogdor/fault/DegradedNetworkFaultWorker.java