@Test
public void testConcurrentWrites() throws Exception {
control.replay(); // No easymock expectations used here
Op op1 = Op.removeJob(new RemoveJob(JobKeys.from("r1", "env", "name").newBuilder()));
final Op op2 = Op.removeJob(new RemoveJob(JobKeys.from("r2", "env", "name").newBuilder()));
LogEntry transaction1 = createLogEntry(op1);
LogEntry transaction2 = createLogEntry(op2);
final CountDownLatch message1Started = new CountDownLatch(1);