List<TServerInstance> currentServers = new ArrayList<TServerInstance>(getTServers(instance));
Collections.shuffle(currentServers);
Runtime runtime = Runtime.getRuntime();
if (currentServers.size() > 1) {
TServerInstance victim = currentServers.get(0);
log.info("Stopping " + victim.hostPort());
Process exec = runtime.exec(new String[] {System.getenv("ACCUMULO_HOME") + "/bin/accumulo", "admin", "stop", victim.hostPort()});
if (exec.waitFor() != 0)
throw new RuntimeException("admin stop returned a non-zero response: " + exec.exitValue());
Set<TServerInstance> set = getTServers(instance);
if (set.contains(victim))