public org.neo4j.server.database.RrdDbWrapper createRrdDbAndSampler( final Database db, JobScheduler scheduler) throws IOException { NodeManager nodeManager = db.getGraph().getDependencyResolver().resolveDependency(NodeManager.class); Sampleable[] primitives = { new NodeIdsInUseSampleable(nodeManager), new PropertyCountSampleable(nodeManager), new RelationshipCountSampleable(nodeManager) }; Sampleable[] usage = {}; final String rrdPath = config.getString(RRDB_LOCATION_PROPERTY_KEY, getDefaultRrdFile(db.getGraph())); final RrdDbWrapper rrdb = createRrdb(rrdPath, isEphemereal(db.getGraph()), join(primitives, usage)); scheduler.scheduleAtFixedRate( new RrdJob(new RrdSamplerImpl(rrdb.get(), primitives)), RRD_THREAD_NAME + "[primitives]", SECONDS.toMillis(0), SECONDS.toMillis(3)); return rrdb; }
@Before public void setUp() throws Exception { database = new WrappedDatabase( (AbstractGraphDatabase) new TestGraphDatabaseFactory().newImpermanentDatabase()); rrdDb = new RrdFactory(new SystemConfiguration(), DEV_NULL).createRrdDbAndSampler(database, this); output = new EntityOutputFormat(new JsonFormat(), URI.create("http://peteriscool.com:6666/"), null); monitorService = new MonitorService(rrdDb.get(), output); }