<BUG>private volatile Machine cachedMaster = Machine.NO_MACHINE;private volatile boolean started;</BUG><CONTEXT>private volatile IndexProvider localIndexProvider;private final int machineId;private volatile MasterServer masterServer;private final AtomicBoolean reevaluatingMyself = new AtomicBoolean();private ScheduledExecutorService updatePuller;<extra_id_0>private final List<KernelEventHandler> kernelEventHandlers =new CopyOnWriteArrayList<KernelEventHandler>();private final Collection<TransactionEventHandler<?>> transactionEventHandlers =</CONTEXT>
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