mongo = new Mongo(host, port);
SegmentCache sc = new SegmentCache(cache * MB);
store = new MongoStore(mongo.getDB(db), sc);
cacheStatsReg = registerMBean(new OsgiWhiteboard(context.getBundleContext()), CacheStatsMBean.class,
sc.getCacheStats(), CacheStatsMBean.TYPE, sc.getCacheStats().getName());
}
delegate = new SegmentNodeStore(store);
}