_closer.register(CloseableExecutorService.close(_warmupExecutor));
// @TODO allow for configuration of these
_mergeScheduler = _closer.register(new SharedMergeScheduler(maxMergeThreads));
_indexCloser = _closer.register(new BlurIndexCloser());
_timerCacheFlush = setupFlushCacheTimer();
_timerCacheFlush.start();
registerMyselfAsMemberOfCluster();
String onlineShardsPath = ZookeeperPathConstants.getOnlineShardsPath(_cluster);