http://git-wip-us.apache.org/repos/asf/hbase-site/blob/0b638133/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegionServer.PeriodicMemStoreFlusher.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegionServer.PeriodicMemStoreFlusher.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegionServer.PeriodicMemStoreFlusher.html index 163ade0..802fc2f 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegionServer.PeriodicMemStoreFlusher.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegionServer.PeriodicMemStoreFlusher.html @@ -254,3512 +254,3505 @@ <span class="sourceLineNo">246</span> protected MemStoreFlusher cacheFlusher;<a name="line.246"></a> <span class="sourceLineNo">247</span><a name="line.247"></a> <span class="sourceLineNo">248</span> protected HeapMemoryManager hMemManager;<a name="line.248"></a> -<span class="sourceLineNo">249</span> protected CountDownLatch initLatch = null;<a name="line.249"></a> -<span class="sourceLineNo">250</span><a name="line.250"></a> -<span class="sourceLineNo">251</span> /**<a name="line.251"></a> -<span class="sourceLineNo">252</span> * Cluster connection to be shared by services.<a name="line.252"></a> -<span class="sourceLineNo">253</span> * Initialized at server startup and closed when server shuts down.<a name="line.253"></a> -<span class="sourceLineNo">254</span> * Clients must never close it explicitly.<a name="line.254"></a> -<span class="sourceLineNo">255</span> */<a name="line.255"></a> -<span class="sourceLineNo">256</span> protected ClusterConnection clusterConnection;<a name="line.256"></a> -<span class="sourceLineNo">257</span><a name="line.257"></a> -<span class="sourceLineNo">258</span> /*<a name="line.258"></a> -<span class="sourceLineNo">259</span> * Long-living meta table locator, which is created when the server is started and stopped<a name="line.259"></a> -<span class="sourceLineNo">260</span> * when server shuts down. References to this locator shall be used to perform according<a name="line.260"></a> -<span class="sourceLineNo">261</span> * operations in EventHandlers. Primary reason for this decision is to make it mockable<a name="line.261"></a> -<span class="sourceLineNo">262</span> * for tests.<a name="line.262"></a> -<span class="sourceLineNo">263</span> */<a name="line.263"></a> -<span class="sourceLineNo">264</span> protected MetaTableLocator metaTableLocator;<a name="line.264"></a> -<span class="sourceLineNo">265</span><a name="line.265"></a> -<span class="sourceLineNo">266</span> /**<a name="line.266"></a> -<span class="sourceLineNo">267</span> * Go here to get table descriptors.<a name="line.267"></a> -<span class="sourceLineNo">268</span> */<a name="line.268"></a> -<span class="sourceLineNo">269</span> protected TableDescriptors tableDescriptors;<a name="line.269"></a> -<span class="sourceLineNo">270</span><a name="line.270"></a> -<span class="sourceLineNo">271</span> // Replication services. If no replication, this handler will be null.<a name="line.271"></a> -<span class="sourceLineNo">272</span> protected ReplicationSourceService replicationSourceHandler;<a name="line.272"></a> -<span class="sourceLineNo">273</span> protected ReplicationSinkService replicationSinkHandler;<a name="line.273"></a> -<span class="sourceLineNo">274</span><a name="line.274"></a> -<span class="sourceLineNo">275</span> // Compactions<a name="line.275"></a> -<span class="sourceLineNo">276</span> public CompactSplit compactSplitThread;<a name="line.276"></a> -<span class="sourceLineNo">277</span><a name="line.277"></a> -<span class="sourceLineNo">278</span> /**<a name="line.278"></a> -<span class="sourceLineNo">279</span> * Map of regions currently being served by this region server. Key is the<a name="line.279"></a> -<span class="sourceLineNo">280</span> * encoded region name. All access should be synchronized.<a name="line.280"></a> -<span class="sourceLineNo">281</span> */<a name="line.281"></a> -<span class="sourceLineNo">282</span> protected final Map<String, HRegion> onlineRegions = new ConcurrentHashMap<>();<a name="line.282"></a> -<span class="sourceLineNo">283</span><a name="line.283"></a> -<span class="sourceLineNo">284</span> /**<a name="line.284"></a> -<span class="sourceLineNo">285</span> * Map of encoded region names to the DataNode locations they should be hosted on<a name="line.285"></a> -<span class="sourceLineNo">286</span> * We store the value as InetSocketAddress since this is used only in HDFS<a name="line.286"></a> -<span class="sourceLineNo">287</span> * API (create() that takes favored nodes as hints for placing file blocks).<a name="line.287"></a> -<span class="sourceLineNo">288</span> * We could have used ServerName here as the value class, but we'd need to<a name="line.288"></a> -<span class="sourceLineNo">289</span> * convert it to InetSocketAddress at some point before the HDFS API call, and<a name="line.289"></a> -<span class="sourceLineNo">290</span> * it seems a bit weird to store ServerName since ServerName refers to RegionServers<a name="line.290"></a> -<span class="sourceLineNo">291</span> * and here we really mean DataNode locations.<a name="line.291"></a> -<span class="sourceLineNo">292</span> */<a name="line.292"></a> -<span class="sourceLineNo">293</span> protected final Map<String, InetSocketAddress[]> regionFavoredNodesMap =<a name="line.293"></a> -<span class="sourceLineNo">294</span> new ConcurrentHashMap<>();<a name="line.294"></a> -<span class="sourceLineNo">295</span><a name="line.295"></a> -<span class="sourceLineNo">296</span> // Leases<a name="line.296"></a> -<span class="sourceLineNo">297</span> protected Leases leases;<a name="line.297"></a> -<span class="sourceLineNo">298</span><a name="line.298"></a> -<span class="sourceLineNo">299</span> // Instance of the hbase executor executorService.<a name="line.299"></a> -<span class="sourceLineNo">300</span> protected ExecutorService executorService;<a name="line.300"></a> -<span class="sourceLineNo">301</span><a name="line.301"></a> -<span class="sourceLineNo">302</span> // If false, the file system has become unavailable<a name="line.302"></a> -<span class="sourceLineNo">303</span> protected volatile boolean fsOk;<a name="line.303"></a> -<span class="sourceLineNo">304</span> protected HFileSystem fs;<a name="line.304"></a> -<span class="sourceLineNo">305</span> protected HFileSystem walFs;<a name="line.305"></a> -<span class="sourceLineNo">306</span><a name="line.306"></a> -<span class="sourceLineNo">307</span> // Set when a report to the master comes back with a message asking us to<a name="line.307"></a> -<span class="sourceLineNo">308</span> // shutdown. Also set by call to stop when debugging or running unit tests<a name="line.308"></a> -<span class="sourceLineNo">309</span> // of HRegionServer in isolation.<a name="line.309"></a> -<span class="sourceLineNo">310</span> private volatile boolean stopped = false;<a name="line.310"></a> -<span class="sourceLineNo">311</span><a name="line.311"></a> -<span class="sourceLineNo">312</span> // Go down hard. Used if file system becomes unavailable and also in<a name="line.312"></a> -<span class="sourceLineNo">313</span> // debugging and unit tests.<a name="line.313"></a> -<span class="sourceLineNo">314</span> private volatile boolean abortRequested;<a name="line.314"></a> -<span class="sourceLineNo">315</span><a name="line.315"></a> -<span class="sourceLineNo">316</span> ConcurrentMap<String, Integer> rowlocks = new ConcurrentHashMap<>();<a name="line.316"></a> -<span class="sourceLineNo">317</span><a name="line.317"></a> -<span class="sourceLineNo">318</span> // A state before we go into stopped state. At this stage we're closing user<a name="line.318"></a> -<span class="sourceLineNo">319</span> // space regions.<a name="line.319"></a> -<span class="sourceLineNo">320</span> private boolean stopping = false;<a name="line.320"></a> -<span class="sourceLineNo">321</span><a name="line.321"></a> -<span class="sourceLineNo">322</span> volatile boolean killed = false;<a name="line.322"></a> -<span class="sourceLineNo">323</span><a name="line.323"></a> -<span class="sourceLineNo">324</span> protected final Configuration conf;<a name="line.324"></a> -<span class="sourceLineNo">325</span><a name="line.325"></a> -<span class="sourceLineNo">326</span> private Path rootDir;<a name="line.326"></a> -<span class="sourceLineNo">327</span> private Path walRootDir;<a name="line.327"></a> -<span class="sourceLineNo">328</span><a name="line.328"></a> -<span class="sourceLineNo">329</span> protected final ReentrantReadWriteLock lock = new ReentrantReadWriteLock();<a name="line.329"></a> -<span class="sourceLineNo">330</span><a name="line.330"></a> -<span class="sourceLineNo">331</span> final int numRetries;<a name="line.331"></a> -<span class="sourceLineNo">332</span> protected final int threadWakeFrequency;<a name="line.332"></a> -<span class="sourceLineNo">333</span> protected final int msgInterval;<a name="line.333"></a> -<span class="sourceLineNo">334</span><a name="line.334"></a> -<span class="sourceLineNo">335</span> protected final int numRegionsToReport;<a name="line.335"></a> -<span class="sourceLineNo">336</span><a name="line.336"></a> -<span class="sourceLineNo">337</span> // Stub to do region server status calls against the master.<a name="line.337"></a> -<span class="sourceLineNo">338</span> private volatile RegionServerStatusService.BlockingInterface rssStub;<a name="line.338"></a> -<span class="sourceLineNo">339</span> private volatile LockService.BlockingInterface lockStub;<a name="line.339"></a> -<span class="sourceLineNo">340</span> // RPC client. Used to make the stub above that does region server status checking.<a name="line.340"></a> -<span class="sourceLineNo">341</span> RpcClient rpcClient;<a name="line.341"></a> -<span class="sourceLineNo">342</span><a name="line.342"></a> -<span class="sourceLineNo">343</span> private RpcRetryingCallerFactory rpcRetryingCallerFactory;<a name="line.343"></a> -<span class="sourceLineNo">344</span> private RpcControllerFactory rpcControllerFactory;<a name="line.344"></a> -<span class="sourceLineNo">345</span><a name="line.345"></a> -<span class="sourceLineNo">346</span> private UncaughtExceptionHandler uncaughtExceptionHandler;<a name="line.346"></a> -<span class="sourceLineNo">347</span><a name="line.347"></a> -<span class="sourceLineNo">348</span> // Info server. Default access so can be used by unit tests. REGIONSERVER<a name="line.348"></a> -<span class="sourceLineNo">349</span> // is name of the webapp and the attribute name used stuffing this instance<a name="line.349"></a> -<span class="sourceLineNo">350</span> // into web context.<a name="line.350"></a> -<span class="sourceLineNo">351</span> protected InfoServer infoServer;<a name="line.351"></a> -<span class="sourceLineNo">352</span> private JvmPauseMonitor pauseMonitor;<a name="line.352"></a> -<span class="sourceLineNo">353</span><a name="line.353"></a> -<span class="sourceLineNo">354</span> /** region server process name */<a name="line.354"></a> -<span class="sourceLineNo">355</span> public static final String REGIONSERVER = "regionserver";<a name="line.355"></a> -<span class="sourceLineNo">356</span><a name="line.356"></a> -<span class="sourceLineNo">357</span> MetricsRegionServer metricsRegionServer;<a name="line.357"></a> -<span class="sourceLineNo">358</span> MetricsTable metricsTable;<a name="line.358"></a> -<span 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class="sourceLineNo">371</span> /*<a name="line.371"></a> -<span class="sourceLineNo">372</span> * Check for flushes<a name="line.372"></a> -<span class="sourceLineNo">373</span> */<a name="line.373"></a> -<span class="sourceLineNo">374</span> ScheduledChore periodicFlusher;<a name="line.374"></a> -<span class="sourceLineNo">375</span><a name="line.375"></a> -<span class="sourceLineNo">376</span> protected volatile WALFactory walFactory;<a name="line.376"></a> -<span class="sourceLineNo">377</span><a name="line.377"></a> -<span class="sourceLineNo">378</span> // WAL roller. log is protected rather than private to avoid<a name="line.378"></a> -<span class="sourceLineNo">379</span> // eclipse warning when accessed by inner classes<a name="line.379"></a> -<span class="sourceLineNo">380</span> protected LogRoller walRoller;<a name="line.380"></a> -<span class="sourceLineNo">381</span><a name="line.381"></a> -<span class="sourceLineNo">382</span> // A thread which calls reportProcedureDone<a name="line.382"></a> -<span class="sourceLineNo">383</span> private RemoteProcedureResultReporter procedureResultReporter;<a name="line.383"></a> -<span class="sourceLineNo">384</span><a name="line.384"></a> -<span class="sourceLineNo">385</span> // flag set after we're done setting up server threads<a name="line.385"></a> -<span class="sourceLineNo">386</span> final AtomicBoolean online = new AtomicBoolean(false);<a name="line.386"></a> -<span class="sourceLineNo">387</span><a name="line.387"></a> -<span class="sourceLineNo">388</span> // zookeeper connection and watcher<a name="line.388"></a> -<span class="sourceLineNo">389</span> protected ZKWatcher zooKeeper;<a name="line.389"></a> -<span class="sourceLineNo">390</span><a name="line.390"></a> -<span class="sourceLineNo">391</span> // master address tracker<a name="line.391"></a> -<span class="sourceLineNo">392</span> private MasterAddressTracker masterAddressTracker;<a name="line.392"></a> -<span class="sourceLineNo">393</span><a name="line.393"></a> -<span class="sourceLineNo">394</span> // Cluster Status Tracker<a name="line.394"></a> -<span class="sourceLineNo">395</span> protected ClusterStatusTracker clusterStatusTracker;<a name="line.395"></a> -<span class="sourceLineNo">396</span><a name="line.396"></a> -<span class="sourceLineNo">397</span> // Log Splitting Worker<a name="line.397"></a> -<span class="sourceLineNo">398</span> private SplitLogWorker splitLogWorker;<a name="line.398"></a> -<span class="sourceLineNo">399</span><a name="line.399"></a> -<span class="sourceLineNo">400</span> // A sleeper that sleeps for msgInterval.<a name="line.400"></a> -<span class="sourceLineNo">401</span> protected final Sleeper sleeper;<a name="line.401"></a> -<span class="sourceLineNo">402</span><a name="line.402"></a> -<span class="sourceLineNo">403</span> private final int operationTimeout;<a name="line.403"></a> -<span class="sourceLineNo">404</span> private final int shortOperationTimeout;<a name="line.404"></a> -<span class="sourceLineNo">405</span><a name="line.405"></a> -<span class="sourceLineNo">406</span> private final RegionServerAccounting regionServerAccounting;<a name="line.406"></a> -<span class="sourceLineNo">407</span><a name="line.407"></a> -<span class="sourceLineNo">408</span> // Cache configuration and block cache reference<a name="line.408"></a> -<span class="sourceLineNo">409</span> protected CacheConfig cacheConfig;<a name="line.409"></a> -<span class="sourceLineNo">410</span> // Cache configuration for mob<a name="line.410"></a> -<span class="sourceLineNo">411</span> final MobCacheConfig mobCacheConfig;<a name="line.411"></a> -<span class="sourceLineNo">412</span><a name="line.412"></a> -<span class="sourceLineNo">413</span> /** The health check chore. */<a name="line.413"></a> -<span class="sourceLineNo">414</span> private HealthCheckChore healthCheckChore;<a name="line.414"></a> -<span class="sourceLineNo">415</span><a name="line.415"></a> -<span class="sourceLineNo">416</span> /** The nonce manager chore. */<a name="line.416"></a> -<span class="sourceLineNo">417</span> private ScheduledChore nonceManagerChore;<a name="line.417"></a> -<span class="sourceLineNo">418</span><a name="line.418"></a> -<span class="sourceLineNo">419</span> private Map<String, com.google.protobuf.Service> coprocessorServiceHandlers = Maps.newHashMap();<a name="line.419"></a> -<span class="sourceLineNo">420</span><a name="line.420"></a> -<span class="sourceLineNo">421</span> /**<a name="line.421"></a> -<span class="sourceLineNo">422</span> * The server name the Master sees us as. Its made from the hostname the<a name="line.422"></a> -<span class="sourceLineNo">423</span> * master passes us, port, and server startcode. Gets set after registration<a name="line.423"></a> -<span class="sourceLineNo">424</span> * against Master.<a name="line.424"></a> -<span class="sourceLineNo">425</span> */<a name="line.425"></a> -<span class="sourceLineNo">426</span> protected ServerName serverName;<a name="line.426"></a> -<span class="sourceLineNo">427</span><a name="line.427"></a> -<span class="sourceLineNo">428</span> /*<a name="line.428"></a> -<span class="sourceLineNo">429</span> * hostname specified by hostname config<a name="line.429"></a> -<span class="sourceLineNo">430</span> */<a name="line.430"></a> -<span class="sourceLineNo">431</span> protected String useThisHostnameInstead;<a name="line.431"></a> -<span class="sourceLineNo">432</span><a name="line.432"></a> -<span class="sourceLineNo">433</span> // key to the config parameter of server hostname<a name="line.433"></a> -<span class="sourceLineNo">434</span> // the specification of server hostname is optional. The hostname should be resolvable from<a name="line.434"></a> -<span class="sourceLineNo">435</span> // both master and region server<a name="line.435"></a> -<span class="sourceLineNo">436</span> @InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.CONFIG)<a name="line.436"></a> -<span class="sourceLineNo">437</span> final static String RS_HOSTNAME_KEY = "hbase.regionserver.hostname";<a name="line.437"></a> -<span class="sourceLineNo">438</span> @InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.CONFIG)<a name="line.438"></a> -<span class="sourceLineNo">439</span> protected final static String MASTER_HOSTNAME_KEY = "hbase.master.hostname";<a name="line.439"></a> -<span class="sourceLineNo">440</span><a name="line.440"></a> -<span class="sourceLineNo">441</span> // HBASE-18226: This config and hbase.regionserver.hostname are mutually exclusive.<a name="line.441"></a> -<span class="sourceLineNo">442</span> // Exception will be thrown if both are used.<a name="line.442"></a> -<span class="sourceLineNo">443</span> final static String RS_HOSTNAME_DISABLE_MASTER_REVERSEDNS_KEY =<a name="line.443"></a> -<span class="sourceLineNo">444</span> "hbase.regionserver.hostname.disable.master.reversedns";<a name="line.444"></a> -<span class="sourceLineNo">445</span><a name="line.445"></a> -<span class="sourceLineNo">446</span> /**<a name="line.446"></a> -<span class="sourceLineNo">447</span> * This servers startcode.<a name="line.447"></a> -<span class="sourceLineNo">448</span> */<a name="line.448"></a> -<span class="sourceLineNo">449</span> protected final long startcode;<a name="line.449"></a> -<span class="sourceLineNo">450</span><a name="line.450"></a> -<span class="sourceLineNo">451</span> /**<a name="line.451"></a> -<span class="sourceLineNo">452</span> * Unique identifier for the cluster we are a part of.<a name="line.452"></a> -<span class="sourceLineNo">453</span> */<a name="line.453"></a> -<span class="sourceLineNo">454</span> private String clusterId;<a name="line.454"></a> -<span class="sourceLineNo">455</span><a name="line.455"></a> -<span class="sourceLineNo">456</span> /**<a name="line.456"></a> -<span class="sourceLineNo">457</span> * MX Bean for RegionServerInfo<a name="line.457"></a> -<span class="sourceLineNo">458</span> */<a name="line.458"></a> -<span class="sourceLineNo">459</span> private ObjectName mxBean = null;<a name="line.459"></a> -<span class="sourceLineNo">460</span><a name="line.460"></a> -<span class="sourceLineNo">461</span> /**<a name="line.461"></a> -<span class="sourceLineNo">462</span> * Chore to clean periodically the moved region list<a name="line.462"></a> -<span class="sourceLineNo">463</span> */<a name="line.463"></a> -<span class="sourceLineNo">464</span> private MovedRegionsCleaner movedRegionsCleaner;<a name="line.464"></a> -<span class="sourceLineNo">465</span><a name="line.465"></a> -<span class="sourceLineNo">466</span> // chore for refreshing store files for secondary regions<a name="line.466"></a> -<span class="sourceLineNo">467</span> private StorefileRefresherChore storefileRefresher;<a name="line.467"></a> -<span class="sourceLineNo">468</span><a name="line.468"></a> -<span class="sourceLineNo">469</span> private RegionServerCoprocessorHost rsHost;<a name="line.469"></a> -<span class="sourceLineNo">470</span><a name="line.470"></a> -<span class="sourceLineNo">471</span> private RegionServerProcedureManagerHost rspmHost;<a name="line.471"></a> -<span class="sourceLineNo">472</span><a name="line.472"></a> -<span class="sourceLineNo">473</span> private RegionServerRpcQuotaManager rsQuotaManager;<a name="line.473"></a> -<span class="sourceLineNo">474</span> private RegionServerSpaceQuotaManager rsSpaceQuotaManager;<a name="line.474"></a> -<span class="sourceLineNo">475</span><a name="line.475"></a> -<span class="sourceLineNo">476</span> /**<a name="line.476"></a> -<span class="sourceLineNo">477</span> * Nonce manager. 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It can also be recovered during move.<a name="line.492"></a> -<span class="sourceLineNo">493</span> */<a name="line.493"></a> -<span class="sourceLineNo">494</span> final ServerNonceManager nonceManager;<a name="line.494"></a> -<span class="sourceLineNo">495</span><a name="line.495"></a> -<span class="sourceLineNo">496</span> private UserProvider userProvider;<a name="line.496"></a> -<span class="sourceLineNo">497</span><a name="line.497"></a> -<span class="sourceLineNo">498</span> protected final RSRpcServices rpcServices;<a name="line.498"></a> -<span class="sourceLineNo">499</span><a name="line.499"></a> -<span class="sourceLineNo">500</span> protected CoordinatedStateManager csm;<a name="line.500"></a> -<span class="sourceLineNo">501</span><a name="line.501"></a> -<span class="sourceLineNo">502</span> /**<a name="line.502"></a> -<span class="sourceLineNo">503</span> * Configuration manager is used to register/deregister and notify the configuration observers<a name="line.503"></a> -<span class="sourceLineNo">504</span> * when the regionserver is notified that there was a change in the on disk configs.<a name="line.504"></a> -<span class="sourceLineNo">505</span> */<a name="line.505"></a> -<span class="sourceLineNo">506</span> protected final ConfigurationManager configurationManager;<a name="line.506"></a> -<span class="sourceLineNo">507</span><a name="line.507"></a> -<span class="sourceLineNo">508</span> @VisibleForTesting<a name="line.508"></a> -<span class="sourceLineNo">509</span> CompactedHFilesDischarger compactedFileDischarger;<a name="line.509"></a> -<span class="sourceLineNo">510</span><a name="line.510"></a> -<span class="sourceLineNo">511</span> private volatile ThroughputController flushThroughputController;<a name="line.511"></a> -<span class="sourceLineNo">512</span><a name="line.512"></a> -<span class="sourceLineNo">513</span> protected SecureBulkLoadManager secureBulkLoadManager;<a name="line.513"></a> -<span class="sourceLineNo">514</span><a name="line.514"></a> -<span class="sourceLineNo">515</span> protected FileSystemUtilizationChore fsUtilizationChore;<a name="line.515"></a> -<span class="sourceLineNo">516</span><a name="line.516"></a> -<span class="sourceLineNo">517</span> private final NettyEventLoopGroupConfig eventLoopGroupConfig;<a name="line.517"></a> -<span class="sourceLineNo">518</span><a name="line.518"></a> -<span class="sourceLineNo">519</span> /**<a name="line.519"></a> -<span class="sourceLineNo">520</span> * True if this RegionServer is coming up in a cluster where there is no Master;<a name="line.520"></a> -<span class="sourceLineNo">521</span> * means it needs to just come up and make do without a Master to talk to: e.g. in test or<a name="line.521"></a> -<span class="sourceLineNo">522</span> * HRegionServer is doing other than its usual duties: e.g. as an hollowed-out host whose only<a name="line.522"></a> -<span class="sourceLineNo">523</span> * purpose is as a Replication-stream sink; see HBASE-18846 for more.<a name="line.523"></a> -<span class="sourceLineNo">524</span> */<a name="line.524"></a> -<span class="sourceLineNo">525</span> private final boolean masterless;<a name="line.525"></a> -<span class="sourceLineNo">526</span> static final String MASTERLESS_CONFIG_NAME = "hbase.masterless";<a name="line.526"></a> +<span class="sourceLineNo">249</span><a name="line.249"></a> +<span class="sourceLineNo">250</span> /**<a name="line.250"></a> +<span class="sourceLineNo">251</span> * Cluster connection to be shared by services.<a name="line.251"></a> +<span class="sourceLineNo">252</span> * Initialized at server startup and closed when server shuts down.<a name="line.252"></a> +<span class="sourceLineNo">253</span> * Clients must never close it explicitly.<a name="line.253"></a> +<span class="sourceLineNo">254</span> */<a name="line.254"></a> +<span class="sourceLineNo">255</span> protected ClusterConnection clusterConnection;<a name="line.255"></a> +<span class="sourceLineNo">256</span><a name="line.256"></a> +<span class="sourceLineNo">257</span> /*<a name="line.257"></a> +<span class="sourceLineNo">258</span> * Long-living meta table locator, which is created when the server is started and stopped<a name="line.258"></a> +<span class="sourceLineNo">259</span> * when server shuts down. References to this locator shall be used to perform according<a name="line.259"></a> +<span class="sourceLineNo">260</span> * operations in EventHandlers. Primary reason for this decision is to make it mockable<a name="line.260"></a> +<span class="sourceLineNo">261</span> * for tests.<a name="line.261"></a> +<span class="sourceLineNo">262</span> */<a name="line.262"></a> +<span class="sourceLineNo">263</span> protected MetaTableLocator metaTableLocator;<a name="line.263"></a> +<span class="sourceLineNo">264</span><a name="line.264"></a> +<span class="sourceLineNo">265</span> /**<a name="line.265"></a> +<span class="sourceLineNo">266</span> * Go here to get table descriptors.<a name="line.266"></a> +<span class="sourceLineNo">267</span> */<a name="line.267"></a> +<span class="sourceLineNo">268</span> protected TableDescriptors tableDescriptors;<a name="line.268"></a> +<span class="sourceLineNo">269</span><a name="line.269"></a> +<span class="sourceLineNo">270</span> // Replication services. If no replication, this handler will be null.<a name="line.270"></a> +<span class="sourceLineNo">271</span> protected ReplicationSourceService replicationSourceHandler;<a name="line.271"></a> +<span class="sourceLineNo">272</span> protected ReplicationSinkService replicationSinkHandler;<a name="line.272"></a> +<span class="sourceLineNo">273</span><a name="line.273"></a> +<span class="sourceLineNo">274</span> // Compactions<a name="line.274"></a> +<span class="sourceLineNo">275</span> public CompactSplit compactSplitThread;<a name="line.275"></a> +<span class="sourceLineNo">276</span><a name="line.276"></a> +<span class="sourceLineNo">277</span> /**<a name="line.277"></a> +<span class="sourceLineNo">278</span> * Map of regions currently being served by this region server. Key is the<a name="line.278"></a> +<span class="sourceLineNo">279</span> * encoded region name. All access should be synchronized.<a name="line.279"></a> +<span class="sourceLineNo">280</span> */<a name="line.280"></a> +<span class="sourceLineNo">281</span> protected final Map<String, HRegion> onlineRegions = new ConcurrentHashMap<>();<a name="line.281"></a> +<span class="sourceLineNo">282</span><a name="line.282"></a> +<span class="sourceLineNo">283</span> /**<a name="line.283"></a> +<span class="sourceLineNo">284</span> * Map of encoded region names to the DataNode locations they should be hosted on<a name="line.284"></a> +<span class="sourceLineNo">285</span> * We store the value as InetSocketAddress since this is used only in HDFS<a name="line.285"></a> +<span class="sourceLineNo">286</span> * API (create() that takes favored nodes as hints for placing file blocks).<a name="line.286"></a> +<span class="sourceLineNo">287</span> * We could have used ServerName here as the value class, but we'd need to<a name="line.287"></a> +<span class="sourceLineNo">288</span> * convert it to InetSocketAddress at some point before the HDFS API call, and<a name="line.288"></a> +<span class="sourceLineNo">289</span> * it seems a bit weird to store ServerName since ServerName refers to RegionServers<a name="line.289"></a> +<span class="sourceLineNo">290</span> * and here we really mean DataNode locations.<a name="line.290"></a> +<span class="sourceLineNo">291</span> */<a name="line.291"></a> +<span class="sourceLineNo">292</span> protected final Map<String, InetSocketAddress[]> regionFavoredNodesMap =<a name="line.292"></a> +<span class="sourceLineNo">293</span> new ConcurrentHashMap<>();<a name="line.293"></a> +<span class="sourceLineNo">294</span><a name="line.294"></a> +<span class="sourceLineNo">295</span> // Leases<a name="line.295"></a> +<span class="sourceLineNo">296</span> protected Leases leases;<a name="line.296"></a> +<span class="sourceLineNo">297</span><a name="line.297"></a> +<span class="sourceLineNo">298</span> // Instance of the hbase executor executorService.<a name="line.298"></a> +<span class="sourceLineNo">299</span> protected ExecutorService executorService;<a name="line.299"></a> +<span class="sourceLineNo">300</span><a name="line.300"></a> +<span class="sourceLineNo">301</span> // If false, the file system has become unavailable<a name="line.301"></a> +<span class="sourceLineNo">302</span> protected volatile boolean fsOk;<a name="line.302"></a> +<span class="sourceLineNo">303</span> protected HFileSystem fs;<a name="line.303"></a> +<span class="sourceLineNo">304</span> protected HFileSystem walFs;<a name="line.304"></a> +<span class="sourceLineNo">305</span><a name="line.305"></a> +<span class="sourceLineNo">306</span> // Set when a report to the master comes back with a message asking us to<a name="line.306"></a> +<span class="sourceLineNo">307</span> // shutdown. Also set by call to stop when debugging or running unit tests<a name="line.307"></a> +<span class="sourceLineNo">308</span> // of HRegionServer in isolation.<a name="line.308"></a> +<span class="sourceLineNo">309</span> private volatile boolean stopped = false;<a name="line.309"></a> +<span class="sourceLineNo">310</span><a name="line.310"></a> +<span class="sourceLineNo">311</span> // Go down hard. Used if file system becomes unavailable and also in<a name="line.311"></a> +<span class="sourceLineNo">312</span> // debugging and unit tests.<a name="line.312"></a> +<span class="sourceLineNo">313</span> private volatile boolean abortRequested;<a name="line.313"></a> +<span class="sourceLineNo">314</span><a name="line.314"></a> +<span class="sourceLineNo">315</span> ConcurrentMap<String, Integer> rowlocks = new ConcurrentHashMap<>();<a name="line.315"></a> +<span class="sourceLineNo">316</span><a name="line.316"></a> +<span class="sourceLineNo">317</span> // A state before we go into stopped state. At this stage we're closing user<a name="line.317"></a> +<span class="sourceLineNo">318</span> // space regions.<a name="line.318"></a> +<span class="sourceLineNo">319</span> private boolean stopping = false;<a name="line.319"></a> +<span class="sourceLineNo">320</span><a name="line.320"></a> +<span class="sourceLineNo">321</span> volatile boolean killed = false;<a name="line.321"></a> +<span class="sourceLineNo">322</span><a name="line.322"></a> +<span class="sourceLineNo">323</span> protected final Configuration conf;<a name="line.323"></a> +<span class="sourceLineNo">324</span><a name="line.324"></a> +<span class="sourceLineNo">325</span> private Path rootDir;<a name="line.325"></a> +<span class="sourceLineNo">326</span> private Path walRootDir;<a name="line.326"></a> +<span class="sourceLineNo">327</span><a name="line.327"></a> +<span class="sourceLineNo">328</span> protected final ReentrantReadWriteLock lock = new ReentrantReadWriteLock();<a name="line.328"></a> +<span class="sourceLineNo">329</span><a name="line.329"></a> +<span class="sourceLineNo">330</span> final int numRetries;<a name="line.330"></a> +<span class="sourceLineNo">331</span> protected final int threadWakeFrequency;<a name="line.331"></a> +<span class="sourceLineNo">332</span> protected final int msgInterval;<a name="line.332"></a> +<span class="sourceLineNo">333</span><a name="line.333"></a> +<span class="sourceLineNo">334</span> protected final int numRegionsToReport;<a name="line.334"></a> +<span class="sourceLineNo">335</span><a name="line.335"></a> +<span class="sourceLineNo">336</span> // Stub to do region server status calls against the master.<a name="line.336"></a> +<span class="sourceLineNo">337</span> private volatile RegionServerStatusService.BlockingInterface rssStub;<a name="line.337"></a> +<span class="sourceLineNo">338</span> private volatile LockService.BlockingInterface lockStub;<a name="line.338"></a> +<span class="sourceLineNo">339</span> // RPC client. Used to make the stub above that does region server status checking.<a name="line.339"></a> +<span class="sourceLineNo">340</span> RpcClient rpcClient;<a name="line.340"></a> +<span class="sourceLineNo">341</span><a name="line.341"></a> +<span class="sourceLineNo">342</span> private RpcRetryingCallerFactory rpcRetryingCallerFactory;<a name="line.342"></a> +<span class="sourceLineNo">343</span> private RpcControllerFactory rpcControllerFactory;<a name="line.343"></a> +<span class="sourceLineNo">344</span><a name="line.344"></a> +<span class="sourceLineNo">345</span> private UncaughtExceptionHandler uncaughtExceptionHandler;<a name="line.345"></a> +<span class="sourceLineNo">346</span><a name="line.346"></a> +<span class="sourceLineNo">347</span> // Info server. Default access so can be used by unit tests. REGIONSERVER<a name="line.347"></a> +<span class="sourceLineNo">348</span> // is name of the webapp and the attribute name used stuffing this instance<a name="line.348"></a> +<span class="sourceLineNo">349</span> // into web context.<a name="line.349"></a> +<span class="sourceLineNo">350</span> protected InfoServer infoServer;<a name="line.350"></a> +<span class="sourceLineNo">351</span> private JvmPauseMonitor pauseMonitor;<a name="line.351"></a> +<span class="sourceLineNo">352</span><a name="line.352"></a> +<span class="sourceLineNo">353</span> /** region server process name */<a name="line.353"></a> +<span class="sourceLineNo">354</span> public static final String REGIONSERVER = "regionserver";<a name="line.354"></a> +<span class="sourceLineNo">355</span><a name="line.355"></a> +<span class="sourceLineNo">356</span> MetricsRegionServer metricsRegionServer;<a name="line.356"></a> +<span class="sourceLineNo">357</span> MetricsTable metricsTable;<a name="line.357"></a> +<span class="sourceLineNo">358</span> private SpanReceiverHost spanReceiverHost;<a name="line.358"></a> +<span class="sourceLineNo">359</span><a name="line.359"></a> +<span class="sourceLineNo">360</span> /**<a name="line.360"></a> +<span class="sourceLineNo">361</span> * ChoreService used to schedule tasks that we want to run periodically<a name="line.361"></a> +<span class="sourceLineNo">362</span> */<a name="line.362"></a> +<span class="sourceLineNo">363</span> private ChoreService choreService;<a name="line.363"></a> +<span class="sourceLineNo">364</span><a name="line.364"></a> +<span class="sourceLineNo">365</span> /*<a name="line.365"></a> +<span class="sourceLineNo">366</span> * Check for compactions requests.<a name="line.366"></a> +<span class="sourceLineNo">367</span> */<a name="line.367"></a> +<span class="sourceLineNo">368</span> ScheduledChore compactionChecker;<a name="line.368"></a> +<span class="sourceLineNo">369</span><a name="line.369"></a> +<span class="sourceLineNo">370</span> /*<a name="line.370"></a> +<span class="sourceLineNo">371</span> * Check for flushes<a name="line.371"></a> +<span class="sourceLineNo">372</span> */<a name="line.372"></a> +<span class="sourceLineNo">373</span> ScheduledChore periodicFlusher;<a name="line.373"></a> +<span class="sourceLineNo">374</span><a name="line.374"></a> +<span class="sourceLineNo">375</span> protected volatile WALFactory walFactory;<a name="line.375"></a> +<span class="sourceLineNo">376</span><a name="line.376"></a> +<span class="sourceLineNo">377</span> // WAL roller. log is protected rather than private to avoid<a name="line.377"></a> +<span class="sourceLineNo">378</span> // eclipse warning when accessed by inner classes<a name="line.378"></a> +<span class="sourceLineNo">379</span> protected LogRoller walRoller;<a name="line.379"></a> +<span class="sourceLineNo">380</span><a name="line.380"></a> +<span class="sourceLineNo">381</span> // A thread which calls reportProcedureDone<a name="line.381"></a> +<span class="sourceLineNo">382</span> private RemoteProcedureResultReporter procedureResultReporter;<a name="line.382"></a> +<span class="sourceLineNo">383</span><a name="line.383"></a> +<span class="sourceLineNo">384</span> // flag set after we're done setting up server threads<a name="line.384"></a> +<span class="sourceLineNo">385</span> final AtomicBoolean online = new AtomicBoolean(false);<a name="line.385"></a> +<span class="sourceLineNo">386</span><a name="line.386"></a> +<span class="sourceLineNo">387</span> // zookeeper connection and watcher<a name="line.387"></a> +<span class="sourceLineNo">388</span> protected ZKWatcher zooKeeper;<a name="line.388"></a> +<span class="sourceLineNo">389</span><a name="line.389"></a> +<span class="sourceLineNo">390</span> // master address tracker<a name="line.390"></a> +<span class="sourceLineNo">391</span> private MasterAddressTracker masterAddressTracker;<a name="line.391"></a> +<span class="sourceLineNo">392</span><a name="line.392"></a> +<span class="sourceLineNo">393</span> // Cluster Status Tracker<a name="line.393"></a> +<span class="sourceLineNo">394</span> protected ClusterStatusTracker clusterStatusTracker;<a name="line.394"></a> +<span class="sourceLineNo">395</span><a name="line.395"></a> +<span class="sourceLineNo">396</span> // Log Splitting Worker<a name="line.396"></a> +<span class="sourceLineNo">397</span> private SplitLogWorker splitLogWorker;<a name="line.397"></a> +<span class="sourceLineNo">398</span><a name="line.398"></a> +<span class="sourceLineNo">399</span> // A sleeper that sleeps for msgInterval.<a name="line.399"></a> +<span class="sourceLineNo">400</span> protected final Sleeper sleeper;<a name="line.400"></a> +<span class="sourceLineNo">401</span><a name="line.401"></a> +<span class="sourceLineNo">402</span> private final int operationTimeout;<a name="line.402"></a> +<span class="sourceLineNo">403</span> private final int shortOperationTimeout;<a name="line.403"></a> +<span class="sourceLineNo">404</span><a name="line.404"></a> +<span class="sourceLineNo">405</span> private final RegionServerAccounting regionServerAccounting;<a name="line.405"></a> +<span class="sourceLineNo">406</span><a name="line.406"></a> +<span class="sourceLineNo">407</span> // Cache configuration and block cache reference<a name="line.407"></a> +<span class="sourceLineNo">408</span> protected CacheConfig cacheConfig;<a name="line.408"></a> +<span class="sourceLineNo">409</span> // Cache configuration for mob<a name="line.409"></a> +<span class="sourceLineNo">410</span> final MobCacheConfig mobCacheConfig;<a name="line.410"></a> +<span class="sourceLineNo">411</span><a name="line.411"></a> +<span class="sourceLineNo">412</span> /** The health check chore. */<a name="line.412"></a> +<span class="sourceLineNo">413</span> private HealthCheckChore healthCheckChore;<a name="line.413"></a> +<span class="sourceLineNo">414</span><a name="line.414"></a> +<span class="sourceLineNo">415</span> /** The nonce manager chore. */<a name="line.415"></a> +<span class="sourceLineNo">416</span> private ScheduledChore nonceManagerChore;<a name="line.416"></a> +<span class="sourceLineNo">417</span><a name="line.417"></a> +<span class="sourceLineNo">418</span> private Map<String, com.google.protobuf.Service> coprocessorServiceHandlers = Maps.newHashMap();<a name="line.418"></a> +<span class="sourceLineNo">419</span><a name="line.419"></a> +<span class="sourceLineNo">420</span> /**<a name="line.420"></a> +<span class="sourceLineNo">421</span> * The server name the Master sees us as. Its made from the hostname the<a name="line.421"></a> +<span class="sourceLineNo">422</span> * master passes us, port, and server startcode. Gets set after registration<a name="line.422"></a> +<span class="sourceLineNo">423</span> * against Master.<a name="line.423"></a> +<span class="sourceLineNo">424</span> */<a name="line.424"></a> +<span class="sourceLineNo">425</span> protected ServerName serverName;<a name="line.425"></a> +<span class="sourceLineNo">426</span><a name="line.426"></a> +<span class="sourceLineNo">427</span> /*<a name="line.427"></a> +<span class="sourceLineNo">428</span> * hostname specified by hostname config<a name="line.428"></a> +<span class="sourceLineNo">429</span> */<a name="line.429"></a> +<span class="sourceLineNo">430</span> protected String useThisHostnameInstead;<a name="line.430"></a> +<span class="sourceLineNo">431</span><a name="line.431"></a> +<span class="sourceLineNo">432</span> // key to the config parameter of server hostname<a name="line.432"></a> +<span class="sourceLineNo">433</span> // the specification of server hostname is optional. The hostname should be resolvable from<a name="line.433"></a> +<span class="sourceLineNo">434</span> // both master and region server<a name="line.434"></a> +<span class="sourceLineNo">435</span> @InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.CONFIG)<a name="line.435"></a> +<span class="sourceLineNo">436</span> final static String RS_HOSTNAME_KEY = "hbase.regionserver.hostname";<a name="line.436"></a> +<span class="sourceLineNo">437</span> @InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.CONFIG)<a name="line.437"></a> +<span class="sourceLineNo">438</span> protected final static String MASTER_HOSTNAME_KEY = "hbase.master.hostname";<a name="line.438"></a> +<span class="sourceLineNo">439</span><a name="line.439"></a> +<span class="sourceLineNo">440</span> // HBASE-18226: This config and hbase.regionserver.hostname are mutually exclusive.<a name="line.440"></a> +<span class="sourceLineNo">441</span> // Exception will be thrown if both are used.<a name="line.441"></a> +<span class="sourceLineNo">442</span> final static String RS_HOSTNAME_DISABLE_MASTER_REVERSEDNS_KEY =<a name="line.442"></a> +<span class="sourceLineNo">443</span> "hbase.regionserver.hostname.disable.master.reversedns";<a name="line.443"></a> +<span class="sourceLineNo">444</span><a name="line.444"></a> +<span class="sourceLineNo">445</span> /**<a name="line.445"></a> +<span class="sourceLineNo">446</span> * This servers startcode.<a name="line.446"></a> +<span class="sourceLineNo">447</span> */<a name="line.447"></a> +<span class="sourceLineNo">448</span> protected final long startcode;<a name="line.448"></a> +<span class="sourceLineNo">449</span><a name="line.449"></a> +<span class="sourceLineNo">450</span> /**<a name="line.450"></a> +<span class="sourceLineNo">451</span> * Unique identifier for the cluster we are a part of.<a name="line.451"></a> +<span class="sourceLineNo">452</span> */<a name="line.452"></a> +<span class="sourceLineNo">453</span> private String clusterId;<a name="line.453"></a> +<span class="sourceLineNo">454</span><a name="line.454"></a> +<span class="sourceLineNo">455</span> /**<a name="line.455"></a> +<span class="sourceLineNo">456</span> * MX Bean for RegionServerInfo<a name="line.456"></a> +<span class="sourceLineNo">457</span> */<a name="line.457"></a> +<span class="sourceLineNo">458</span> private ObjectName mxBean = null;<a name="line.458"></a> +<span class="sourceLineNo">459</span><a name="line.459"></a> +<span class="sourceLineNo">460</span> /**<a name="line.460"></a> +<span class="sourceLineNo">461</span> * Chore to clean periodically the moved region list<a name="line.461"></a> +<span class="sourceLineNo">462</span> */<a name="line.462"></a> +<span class="sourceLineNo">463</span> private MovedRegionsCleaner movedRegionsCleaner;<a name="line.463"></a> +<span class="sourceLineNo">464</span><a name="line.464"></a> +<span class="sourceLineNo">465</span> // chore for refreshing store files for secondary regions<a name="line.465"></a> +<span class="sourceLineNo">466</span> private StorefileRefresherChore storefileRefresher;<a name="line.466"></a> +<span class="sourceLineNo">467</span><a name="line.467"></a> +<span class="sourceLineNo">468</span> private RegionServerCoprocessorHost rsHost;<a name="line.468"></a> +<span class="sourceLineNo">469</span><a name="line.469"></a> +<span class="sourceLineNo">470</span> private RegionServerProcedureManagerHost rspmHost;<a name="line.470"></a> +<span class="sourceLineNo">471</span><a name="line.471"></a> +<span class="sourceLineNo">472</span> private RegionServerRpcQuotaManager rsQuotaManager;<a name="line.472"></a> +<span class="sourceLineNo">473</span> private RegionServerSpaceQuotaManager rsSpaceQuotaManager;<a name="line.473"></a> +<span class="sourceLineNo">474</span><a name="line.474"></a> +<span class="sourceLineNo">475</span> /**<a name="line.475"></a> +<span class="sourceLineNo">476</span> * Nonce manager. Nonces are used to make operations like increment and append idempotent<a name="line.476"></a> +<span class="sourceLineNo">477</span> * in the case where client doesn't receive the response from a successful operation and<a name="line.477"></a> +<span class="sourceLineNo">478</span> * retries. We track the successful ops for some time via a nonce sent by client and handle<a name="line.478"></a> +<span class="sourceLineNo">479</span> * duplicate operations (currently, by failing them; in future we might use MVCC to return<a name="line.479"></a> +<span class="sourceLineNo">480</span> * result). Nonces are also recovered from WAL during, recovery; however, the caveats (from<a name="line.480"></a> +<span class="sourceLineNo">481</span> * HBASE-3787) are:<a name="line.481"></a> +<span class="sourceLineNo">482</span> * - WAL recovery is optimized, and under high load we won't read nearly nonce-timeout worth<a name="line.482"></a> +<span class="sourceLineNo">483</span> * of past records. If we don't read the records, we don't read and recover the nonces.<a name="line.483"></a> +<span class="sourceLineNo">484</span> * Some WALs within nonce-timeout at recovery may not even be present due to rolling/cleanup.<a name="line.484"></a> +<span class="sourceLineNo">485</span> * - There's no WAL recovery during normal region move, so nonces will not be transfered.<a name="line.485"></a> +<span class="sourceLineNo">486</span> * We can have separate additional "Nonce WAL". It will just contain bunch of numbers and<a name="line.486"></a> +<span class="sourceLineNo">487</span> * won't be flushed on main path - because WAL itself also contains nonces, if we only flush<a name="line.487"></a> +<span class="sourceLineNo">488</span> * it before memstore flush, for a given nonce we will either see it in the WAL (if it was<a name="line.488"></a> +<span class="sourceLineNo">489</span> * never flushed to disk, it will be part of recovery), or we'll see it as part of the nonce<a name="line.489"></a> +<span class="sourceLineNo">490</span> * log (or both occasionally, which doesn't matter). Nonce log file can be deleted after the<a name="line.490"></a> +<span class="sourceLineNo">491</span> * latest nonce in it expired. It can also be recovered during move.<a name="line.491"></a> +<span class="sourceLineNo">492</span> */<a name="line.492"></a> +<span class="sourceLineNo">493</span> final ServerNonceManager nonceManager;<a name="line.493"></a> +<span class="sourceLineNo">494</span><a name="line.494"></a> +<span class="sourceLineNo">495</span> private UserProvider userProvider;<a name="line.495"></a> +<span class="sourceLineNo">496</span><a name="line.496"></a> +<span class="sourceLineNo">497</span> protected final RSRpcServices rpcServices;<a name="line.497"></a> +<span class="sourceLineNo">498</span><a name="line.498"></a> +<span class="sourceLineNo">499</span> protected CoordinatedStateManager csm;<a name="line.499"></a> +<span class="sourceLineNo">500</span><a name="line.500"></a> +<span class="sourceLineNo">501</span> /**<a name="line.501"></a> +<span class="sourceLineNo">502</span> * Configuration manager is used to register/deregister and notify the configuration observers<a name="line.502"></a> +<span class="sourceLineNo">503</span> * when the regionserver is notified that there was a change in the on disk configs.<a name="line.503"></a> +<span class="sourceLineNo">504</span> */<a name="line.504"></a> +<span class="sourceLineNo">505</span> protected final ConfigurationManager configurationManager;<a name="line.505"></a> +<span class="sourceLineNo">506</span><a name="line.506"></a> +<span class="sourceLineNo">507</span> @VisibleForTesting<a name="line.507"></a> +<span class="sourceLineNo">508</span> CompactedHFilesDischarger compactedFileDischarger;<a name="line.508"></a> +<span class="sourceLineNo">509</span><a name="line.509"></a> +<span class="sourceLineNo">510</span> private volatile ThroughputController flushThroughputController;<a name="line.510"></a> +<span class="sourceLineNo">511</span><a name="line.511"></a> +<span class="sourceLineNo">512</span> protected SecureBulkLoadManager secureBulkLoadManager;<a name="line.512"></a> +<span class="sourceLineNo">513</span><a name="line.513"></a> +<span class="sourceLineNo">514</span> protected FileSystemUtilizationChore fsUtilizationChore;<a name="line.514"></a> +<span class="sourceLineNo">515</span><a name="line.515"></a> +<span class="sourceLineNo">516</span> private final NettyEventLoopGroupConfig eventLoopGroupConfig;<a name="line.516"></a> +<span class="sourceLineNo">517</span><a name="line.517"></a> +<span class="sourceLineNo">518</span> /**<a name="line.518"></a> +<span class="sourceLineNo">519</span> * True if this RegionServer is coming up in a cluster where there is no Master;<a name="line.519"></a> +<span class="sourceLineNo">520</span> * means it needs to just come up and make do without a Master to talk to: e.g. in test or<a name="line.520"></a> +<span class="sourceLineNo">521</span> * HRegionServer is doing other than its usual duties: e.g. as an hollowed-out host whose only<a name="line.521"></a> +<span class="sourceLineNo">522</span> * purpose is as a Replication-stream sink; see HBASE-18846 for more.<a name="line.522"></a> +<span class="sourceLineNo">523</span> */<a name="line.523"></a> +<span class="sourceLineNo">524</span> private final boolean masterless;<a name="line.524"></a> +<span class="sourceLineNo">525</span> static final String MASTERLESS_CONFIG_NAME = "hbase.masterless";<a name="line.525"></a> +<span class="sourceLineNo">526</span><a name="line.526"></a> <span class="sourceLineNo">527</span><a name="line.527"></a> -<span class="sourceLineNo">528</span><a name="line.528"></a> -<span class="sourceLineNo">529</span> /**<a name="line.529"></a> -<span class="sourceLineNo">530</span> * Starts a HRegionServer at the default location<a name="line.530"></a> -<span class="sourceLineNo">531</span> */<a name="line.531"></a> -<span class="sourceLineNo">532</span> // Don't start any services or managers in here in the Constructor.<a name="line.532"></a> -<span class="sourceLineNo">533</span> // Defer till after we register with the Master as much as possible. See #startServices.<a name="line.533"></a> -<span class="sourceLineNo">534</span> public HRegionServer(Configuration conf) throws IOException {<a name="line.534"></a> -<span class="sourceLineNo">535</span> super("RegionServer"); // thread name<a name="line.535"></a> -<span class="sourceLineNo">536</span> TraceUtil.initTracer(conf);<a name="line.536"></a> -<span class="sourceLineNo">537</span> try {<a name="line.537"></a> -<span class="sourceLineNo">538</span> this.startcode = System.currentTimeMillis();<a name="line.538"></a> -<span class="sourceLineNo">539</span> this.conf = conf;<a name="line.539"></a> -<span class="sourceLineNo">540</span> this.fsOk = true;<a name="line.540"></a> -<span class="sourceLineNo">541</span> this.masterless = conf.getBoolean(MASTERLESS_CONFIG_NAME, false);<a name="line.541"></a> -<span class="sourceLineNo">542</span> this.eventLoopGroupConfig = setupNetty(this.conf);<a name="line.542"></a> -<span class="sourceLineNo">543</span> MemorySizeUtil.checkForClusterFreeHeapMemoryLimit(this.conf);<a name="line.543"></a> -<span class="sourceLineNo">544</span> HFile.checkHFileVersion(this.conf);<a name="line.544"></a> -<span class="sourceLineNo">545</span> checkCodecs(this.conf);<a name="line.545"></a> -<span class="sourceLineNo">546</span> this.userProvider = UserProvider.instantiate(conf);<a name="line.546"></a> -<span class="sourceLineNo">547</span> FSUtils.setupShortCircuitRead(this.conf);<a name="line.547"></a> -<span class="sourceLineNo">548</span> Replication.decorateRegionServerConfiguration(this.conf);<a name="line.548"></a> -<span class="sourceLineNo">549</span><a name="line.549"></a> -<span class="sourceLineNo">550</span> // Disable usage of meta replicas in the regionserver<a name="line.550"></a> -<span class="sourceLineNo">551</span> this.conf.setBoolean(HConstants.USE_META_REPLICAS, false);<a name="line.551"></a> -<span class="sourceLineNo">552</span> // Config'ed params<a name="line.552"></a> -<span class="sourceLineNo">553</span> this.numRetries = this.conf.getInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER,<a name="line.553"></a> -<span class="sourceLineNo">554</span> HConstants.DEFAULT_HBASE_CLIENT_RETRIES_NUMBER);<a name="line.554"></a> -<span class="sourceLineNo">555</span> this.threadWakeFrequency = conf.getInt(HConstants.THREAD_WAKE_FREQUENCY, 10 * 1000);<a name="line.555"></a> -<span class="sourceLineNo">556</span> this.msgInterval = conf.getInt("hbase.regionserver.msginterval", 3 * 1000);<a name="line.556"></a> -<span class="sourceLineNo">557</span><a name="line.557"></a> -<span class="sourceLineNo">558</span> this.sleeper = new Sleeper(this.msgInterval, this);<a name="line.558"></a> -<span class="sourceLineNo">559</span><a name="line.559"></a> -<span class="sourceLineNo">560</span> boolean isNoncesEnabled = conf.getBoolean(HConstants.HBASE_RS_NONCES_ENABLED, true);<a name="line.560"></a> -<span class="sourceLineNo">561</span> this.nonceManager = isNoncesEnabled ? new ServerNonceManager(this.conf) : null;<a name="line.561"></a> -<span class="sourceLineNo">562</span><a name="line.562"></a> -<span class="sourceLineNo">563</span> this.numRegionsToReport = conf.getInt("hbase.regionserver.numregionstoreport", 10);<a name="line.563"></a> -<span class="sourceLineNo">564</span><a name="line.564"></a> -<span class="sourceLineNo">565</span> this.operationTimeout = conf.getInt(HConstants.HBASE_CLIENT_OPERATION_TIMEOUT,<a name="line.565"></a> -<span class="sourceLineNo">566</span> HConstants.DEFAULT_HBASE_CLIENT_OPERATION_TIMEOUT);<a name="line.566"></a> -<span class="sourceLineNo">567</span><a name="line.567"></a> -<span class="sourceLineNo">568</span> this.shortOperationTimeout = conf.getInt(HConstants.HBASE_RPC_SHORTOPERATION_TIMEOUT_KEY,<a name="line.568"></a> -<span class="sourceLineNo">569</span> HConstants.DEFAULT_HBASE_RPC_SHORTOPERATION_TIMEOUT);<a name="line.569"></a> -<span class="sourceLineNo">570</span><a name="line.570"></a> -<span class="sourceLineNo">571</span> this.abortRequested = false;<a name="line.571"></a> -<span class="sourceLineNo">572</span> this.stopped = false;<a name="line.572"></a> -<span class="sourceLineNo">573</span><a name="line.573"></a> -<span class="sourceLineNo">574</span> rpcServices = createRpcServices();<a name="line.574"></a> -<span class="sourceLineNo">575</span> if (this instanceof HMaster) {<a name="line.575"></a> -<span class="sourceLineNo">576</span> useThisHostnameInstead = conf.get(MASTER_HOSTNAME_KEY);<a name="line.576"></a> -<span class="sourceLineNo">577</span> } else {<a name="line.577"></a> -<span class="sourceLineNo">578</span> useThisHostnameInstead = conf.get(RS_HOSTNAME_KEY);<a name="line.578"></a> -<span class="sourceLineNo">579</span> if (conf.getBoolean(RS_HOSTNAME_DISABLE_MASTER_REVERSEDNS_KEY, false)) {<a name="line.579"></a> -<span class="sourceLineNo">580</span> if (shouldUseThisHostnameInstead()) {<a name="line.580"></a> -<span class="sourceLineNo">581</span> String msg = RS_HOSTNAME_DISABLE_MASTER_REVERSEDNS_KEY + " and " + RS_HOSTNAME_KEY +<a name="line.581"></a> -<span class="sourceLineNo">582</span> " are mutually exclusive. Do not set " + RS_HOSTNAME_DISABLE_MASTER_REVERSEDNS_KEY +<a name="line.582"></a> -<span class="sourceLineNo">583</span> " to true while " + RS_HOSTNAME_KEY + " is used";<a name="line.583"></a> -<span class="sourceLineNo">584</span> throw new IOException(msg);<a name="line.584"></a> -<span class="sourceLineNo">585</span> } else {<a name="line.585"></a> -<span class="sourceLineNo">586</span> useThisHostnameInstead = rpcServices.isa.getHostName();<a name="line.586"></a> -<span class="sourceLineNo">587</span> }<a name="line.587"></a> -<span class="sourceLineNo">588</span> }<a name="line.588"></a> -<span class="sourceLineNo">589</span> }<a name="line.589"></a> -<span class="sourceLineNo">590</span> String hostName = shouldUseThisHostnameInstead() ?<a name="line.590"></a> -<span class="sourceLineNo">591</span> this.useThisHostnameInstead : this.rpcServices.isa.getHostName();<a name="line.591"></a> -<span class="sourceLineNo">592</span> serverName = ServerName.valueOf(hostName, this.rpcServices.isa.getPort(), this.startcode);<a name="line.592"></a> -<span class="sourceLineNo">593</span><a name="line.593"></a> -<span class="sourceLineNo">594</span> rpcControllerFactory = RpcControllerFactory.instantiate(this.conf);<a name="line.594"></a> -<span class="sourceLineNo">595</span> rpcRetryingCallerFactory = RpcRetryingCallerFactory.instantiate(this.conf);<a name="line.595"></a> -<span class="sourceLineNo">596</span><a name="line.596"></a> -<span class="sourceLineNo">597</span> // login the zookeeper client principal (if using security)<a name="line.597"></a> -<span class="sourceLineNo">598</span> ZKUtil.loginClient(this.conf, HConstants.ZK_CLIENT_KEYTAB_FILE,<a name="line.598"></a> -<span class="sourceLineNo">599</span> HConstants.ZK_CLIENT_KERBEROS_PRINCIPAL, hostName);<a name="line.599"></a> -<span class="sourceLineNo">600</span> // login the server principal (if using secure Hadoop)<a name="line.600"></a> -<span class="sourceLineNo">601</span> login(userProvider, hostName);<a name="line.601"></a> -<span class="sourceLineNo">602</span> // init superusers and add the server principal (if using security)<a name="line.602"></a> -<span class="sourceLineNo">603</span> // or process owner as default super user.<a name="line.603"></a> -<span class="sourceLineNo">604</span> Superusers.initialize(conf);<a name="line.604"></a> -<span class="sourceLineNo">605</span><a name="line.605"></a> -<span class="sourceLineNo">606</span> regionServerAccounting = new RegionServerAccounting(conf);<a name="line.606"></a> -<span class="sourceLineNo">607</span> cacheConfig = new CacheConfig(conf);<a name="line.607"></a> -<span class="sourceLineNo">608</span> mobCacheConfig = new MobCacheConfig(conf);<a name="line.608"></a> -<span class="sourceLineNo">609</span> uncaughtExceptionHandler = new UncaughtExceptionHandler() {<a name="line.609"></a> -<span class="sourceLineNo">610</span> @Override<a name="line.610"></a> -<span class="sourceLineNo">611</span> public void uncaughtException(Thread t, Throwable e) {<a name="line.611"></a> -<span class="sourceLineNo">612</span> abort("Uncaught exception in executorService thread " + t.getName(), e);<a name="line.612"></a> -<span class="sourceLineNo">613</span> }<a name="line.613"></a> -<span class="sourceLineNo">614</span> };<a name="line.614"></a> -<span class="sourceLineNo">615</span><a name="line.615"></a> -<span class="sourceLineNo">616</span> initializeFileSystem();<a name="line.616"></a> -<span class="sourceLineNo">617</span> spanReceiverHost = SpanReceiverHost.getInstance(getConfiguration());<a name="line.617"></a> -<span class="sourceLineNo">618</span><a name="line.618"></a> -<span class="sourceLineNo">619</span> this.configurationManager = new ConfigurationManager();<a name="line.619"></a> -<span class="sourceLineNo">620</span> setupWindows(getConfiguration(), getConfigurationManager());<a name="line.620"></a> -<span class="sourceLineNo">621</span><a name="line.621"></a> -<span 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Lots of overlap between HRS<a name="line.640"></a> -<span class="sourceLineNo">641</span> // and M (An M IS A HRS now). Need to refactor so less duplication between M and its super<a name="line.641"></a> -<span class="sourceLineNo">642</span> // Master expects Constructor to put up web servers. Ugh.<a name="line.642"></a> -<span class="sourceLineNo">643</span> // class HRS. TODO.<a name="line.643"></a> -<span class="sourceLineNo">644</span> this.choreService = new ChoreService(getServerName().toString(), true);<a name="line.644"></a> -<span class="sourceLineNo">645</span> this.executorService = new ExecutorService(getServerName().toShortString());<a name="line.645"></a> -<span class="sourceLineNo">646</span> this.rpcServices.start();<a name="line.646"></a> -<span class="sourceLineNo">647</span> putUpWebUI();<a name="line.647"></a> -<span class="sourceLineNo">648</span> } catch (Throwable t) {<a name="line.648"></a> -<span class="sourceLineNo">649</span> // Make sure we log the exception. HRegionServer is often started via reflection and the<a name="line.649"></a> -<span class="sourceLineNo">650</span> // cause of failed startup is lost.<a name="line.650"></a> -<span class="sourceLineNo">651</span> LOG.error("Failed construction RegionServer", t);<a name="line.651"></a> -<span class="sourceLineNo">652</span> throw t;<a name="line.652"></a> -<span class="sourceLineNo">653</span> }<a name="line.653"></a> -<span class="sourceLineNo">654</span> }<a name="line.654"></a> -<span class="sourceLineNo">655</span><a name="line.655"></a> -<span class="sourceLineNo">656</span> /**<a name="line.656"></a> -<span class="sourceLineNo">657</span> * If running on Windows, do windows-specific setup.<a name="line.657"></a> -<span class="sourceLineNo">658</span> */<a name="line.658"></a> -<span class="sourceLineNo">659</span> private static void setupWindows(final Configuration conf, ConfigurationManager cm) {<a name="line.659"></a> -<span class="sourceLineNo">660</span> if (!SystemUtils.IS_OS_WINDOWS) {<a name="line.660"></a> -<span class="sourceLineNo">661</span> Signal.handle(new Signal("HUP"), new SignalHandler() {<a name="line.661"></a> -<span class="sourceLineNo">662</span> @Override<a name="line.662"></a> -<span class="sourceLineNo">663</span> public void handle(Signal signal) {<a name="line.663"></a> -<span class="sourceLineNo">664</span> conf.reloadConfiguration();<a name="line.664"></a> -<span class="sourceLineNo">665</span> cm.notifyAllObservers(conf);<a name="line.665"></a> -<span class="sourceLineNo">666</span> }<a name="line.666"></a> -<span class="sourceLineNo">667</span> });<a name="line.667"></a> -<span class="sourceLineNo">668</span> }<a name="line.668"></a> -<span class="sourceLineNo">669</span> }<a name="line.669"></a> -<span class="sourceLineNo">670</span><a name="line.670"></a> -<span class="sourceLineNo">671</span> private static NettyEventLoopGroupConfig setupNetty(Configuration conf) {<a name="line.671"></a> -<span class="sourceLineNo">672</span> // Initialize netty event loop group at start as we may use it for rpc server, rpc client & WAL.<a name="line.672"></a> -<span class="sourceLineNo">673</span> NettyEventLoopGroupConfig nelgc =<a name="line.673"></a> -<span class="sourceLineNo">674</span> new NettyEventLoopGroupConfig(conf, "RS-EventLoopGroup");<a name="line.674"></a> -<span class="sourceLineNo">675</span> NettyRpcClientConfigHelper.setEventLoopConfig(conf, nelgc.group(), nelgc.clientChannelClass());<a name="line.675"></a> -<span class="sourceLineNo">676</span> NettyAsyncFSWALConfigHelper.setEventLoopConfig(conf, nelgc.group(), nelgc.clientChannelClass());<a name="line.676"></a> -<span class="sourceLineNo">677</span> return nelgc;<a name="line.677"></a> -<span class="sourceLineNo">678</span> }<a name="line.678"></a> -<span class="sourceLineNo">679</span><a name="line.679"></a> -<span class="sourceLineNo">680</span> private void initializeFileSystem() throws IOException {<a name="line.680"></a> -<span class="sourceLineNo">681</span> // Get fs instance used by this RS. Do we use checksum verification in the hbase? If hbase<a name="line.681"></a> -<span class="sourceLineNo">682</span> // checksum verification enabled, then automatically switch off hdfs checksum verification.<a name="line.682"></a> -<span class="sourceLineNo">683</span> boolean useHBaseChecksum = conf.getBoolean(HConstants.HBASE_CHECKSUM_VERIFICATION, true);<a name="line.683"></a> -<span class="sourceLineNo">684</span> FSUtils.setFsDefault(this.conf, FSUtils.getWALRootDir(this.conf));<a name="line.684"></a> -<span class="sourceLineNo">685</span> this.walFs = new HFileSystem(this.conf, useHBaseChecksum);<a name="line.685"></a> -<span class="sourceLineNo">686</span> this.walRootDir = FSUtils.getWALRootDir(this.conf);<a name="line.686"></a> -<span class="sourceLineNo">687</span> // Set 'fs.defaultFS' to match the filesystem on hbase.rootdir else<a name="line.687"></a> -<span class="sourceLineNo">688</span> // underlying hadoop hdfs accessors will be going against wrong filesystem<a name="line.688"></a> -<span class="sourceLineNo">689</span> // (unless all is set to defaults).<a name="line.689"></a> -<span class="sourceLineNo">690</span> FSUtils.setFsDefault(this.conf, FSUtils.getRootDir(this.conf));<a name="line.690"></a> -<span class="sourceLineNo">691</span> this.fs = new HFileSystem(this.conf, useHBaseChecksum);<a name="line.691"></a> -<span class="sourceLineNo">692</span> this.rootDir = FSUtils.getRootDir(this.conf);<a name="line.692"></a> -<span class="sourceLineNo">693</span> this.tableDescriptors = getFsTableDescriptors();<a name="line.693"></a> -<span class="sourceLineNo">694</span> }<a name="line.694"></a> -<span class="sourceLineNo">695</span><a name="line.695"></a> -<span class="sourceLineNo">696</span> protected TableDescriptors getFsTableDescriptors() throws IOException {<a name="line.696"></a> -<span class="sourceLineNo">697</span> return new FSTableDescriptors(this.conf,<a name="line.697"></a> -<span class="sourceLineNo">698</span> this.fs, this.rootDir, !canUpdateTableDescriptor(), false, getMetaTableObserver());<a name="line.698"></a> -<span class="sourceLineNo">699</span> }<a name="line.699"></a> -<span class="sourceLineNo">700</span><a name="line.700"></a> -<span class="sourceLineNo">701</span> protected Function<TableDescriptorBuilder, TableDescriptorBuilder> getMetaTableObserver() {<a name="line.701"></a> -<span class="sourceLineNo">702</span> return null;<a name="line.702"></a> -<span class="sourceLineNo">703</span> }<a name="line.703"></a> -<span class="sourceLineNo">704</span><a name="line.704"></a> -<span class="sourceLineNo">705</span> protected void setInitLatch(CountDownLatch latch) {<a name="line.705"></a> -<span class="sourceLineNo">706</span> this.initLatch = latch;<a name="line.706"></a> -<span class="sourceLineNo">707</span> }<a name="line.707"></a> -<span class="sourceLineNo">708</span><a name="line.708"></a> -<span class="sourceLineNo">709</span> /*<a name="line.709"></a> -<span class="sourceLineNo">710</span> * Returns true if configured hostname should be used<a name="line.710"></a> -<span class="sourceLineNo">711</span> */<a name="line.711"></a> -<span class="sourceLineNo">712</span> protected boolean shouldUseThisHostnameInstead() {<a name="line.712"></a> -<span class="sourceLineNo">713</span> return useThisHostnameInstead != null && !useThisHostnameInstead.isEmpty();<a name="line.713"></a> +<span class="sourceLineNo">528</span> /**<a name="line.528"></a> +<span class="sourceLineNo">529</span> * Starts a HRegionServer at the default location<a name="line.529"></a> +<span class="sourceLineNo">530</span> */<a name="line.530"></a> +<span class="sourceLineNo">531</span> // Don't start any services or managers in here in the Constructor.<a name="line.531"></a> +<span class="sourceLineNo">532</span> // Defer till after we register with the Master as much as possible. See #startServices.<a name="line.532"></a> +<span class="sourceLineNo">533</span> public HRegionServer(Configuration conf) throws IOException {<a name="line.533"></a> +<span class="sourceLineNo">534</span> super("RegionServer"); // thread name<a name="line.534"></a> +<span class="sourceLineNo">535</span> TraceUtil.initTracer(conf);<a name="line.535"></a> +<span class="sourceLineNo">536</span> try {<a name="line.536"></a> +<span class="sourceLineNo">537</span> this.startcode = System.currentTimeMillis();<a name="line.537"></a> +<span class="sourceLineNo">538</span> this.conf = conf;<a name="line.538"></a> +<span class="sourceLineNo">539</span> this.fsOk = true;<a name="line.539"></a> +<span class="sourceLineNo">540</span> this.masterless = conf.getBoolean(MASTERLESS_CONFIG_NAME, false);<a name="line.540"></a> +<span class="sourceLineNo">541</span> this.eventLoopGroupConfig = setupNetty(this.conf);<a name="line.541"></a> +<span class="sourceLineNo">542</span> MemorySizeUtil.checkForClusterFreeHeapMemoryLimit(this.conf);<a name="line.542"></a> +<span class="sourceLineNo">543</span> HFile.checkHFileVersion(this.conf);<a name="line.543"></a> +<span class="sourceLineNo">544</span> checkCodecs(this.conf);<a name="line.544"></a> +<span class="sourceLineNo">545</span> this.userProvider = UserProvider.instantiate(conf);<a name="line.545"></a> +<span class="sourceLineNo">546</span> FSUtils.setupShortCircuitRead(this.conf);<a name="line.546"></a> +<span class="sourceLineNo">547</span> Replication.decorateRegionServerConfiguration(this.conf);<a name="line.547"></a> +<span class="sourceLineNo">548</span><a name="line.548"></a> +<span class="sourceLineNo">549</span> // Disable usage of meta replicas in the regionserver<a name="line.549"></a> +<span class="sourceLineNo">550</span> this.conf.setBoolean(HConstants.USE_META_REPLICAS, false);<a name="line.550"></a> +<span class="sourceLineNo">551</span> // Config'ed params<a name="line.551"></a> +<span class="sourceLineNo">552</span> this.numRetries = this.conf.getInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER,<a name="line.552"></a> +<span class="sourceLineNo">553</span> HConstants.DEFAULT_HBASE_CLIENT_RETRIES_NUMBER);<a name="line.553"></a> +<span class="sourceLineNo">554</span> this.threadWakeFrequency = conf.getInt(HConstants.THREAD_WAKE_FREQUENCY, 10 * 1000);<a name="line.554"></a> +<span class="sourceLineNo">555</span> this.msgInterval = conf.getInt("hbase.regionserver.msginterval", 3 * 1000);<a name="line.555"></a> +<span class="sourceLineNo">556</span><a name="line.556"></a> +<span class="sourceLineNo">557</span> this.sleeper = new Sleeper(this.msgInterval, this);<a name="line.557"></a> +<span class="sourceLineNo">558</span><a name="line.558"></a> +<span class="sourceLineNo">559</span> boolean isNoncesEnabled = conf.getBoolean(HConstants.HBASE_RS_NONCES_ENABLED, true);<a name="line.559"></a> +<span class="sourceLineNo">560</span> this.nonceManager = isNoncesEnabled ? new ServerNonceManager(this.conf) : null;<a name="line.560"></a> +<span class="sourceLineNo">561</span><a name="line.561"></a> +<span class="sourceLineNo">562</span> this.numRegionsToReport = conf.getInt("hbase.regionserver.numregionstoreport", 10);<a name="line.562"></a> +<span class="sourceLineNo">563</span><a name="line.563"></a> +<span class="sourceLineNo">564</span> this.operationTimeout = conf.getInt(HConstants.HBASE_CLIENT_OPERATION_TIMEOUT,<a name="line.564"></a> +<span class="sourceLineNo">565</span> HConstants.DEFAULT_HBASE_CLIENT_OPERATION_TIMEOUT);<a name="line.565"></a> +<span class="sourceLineNo">566</span><a name="line.566"></a> +<span class="sourceLineNo">567</span> this.shortOperationTimeout = conf.getInt(HConstants.HBASE_RPC_SHORTOPERATION_TIMEOUT_KEY,<a name="line.567"></a> +<span class="sourceLineNo">568</span> HConstants.DEFAULT_HBASE_RPC_SHORTOPERATION_TIMEOUT);<a name="line.568"></a> +<span class="sourceLineNo">569</span><a name="line.569"></a> +<span class="sourceLineNo">570</span> this.abortRequested = false;<a name="line.570"></a> +<span class="sourceLineNo">571</span> this.stopped = false;<a name="line.571"></a> +<span class="sourceLineNo">572</span><a name="line.572"></a> +<span class="sourceLineNo">573</span> rpcServices = createRpcServices();<a name="line.573"></a> +<span class="sourceLineNo">574</span> if (this instanceof HMaster) {<a name="line.574"></a> +<span class="sourceLineNo">575</span> useThisHostnameInstead = conf.get(MASTER_HOSTNAME_KEY);<a name="line.575"></a> +<span class="sourceLineNo">576</span> } else {<a name="line.576"></a> +<span class="sourceLineNo">577</span> useThisHostnameInstead = conf.get(RS_HOSTNAME_KEY);<a name="line.577"></a> +<span class="sourceLineNo">578</span> if (conf.getBoolean(RS_HOSTNAME_DISABLE_MASTER_REVERSEDNS_KEY, false)) {<a name="line.578"></a> +<span class="sourceLineNo">579</span> if (shouldUseThisHostnameInstead()) {<a name="line.579"></a> +<span class="sourceLineNo">580</span> String msg = RS_HOSTNAME_DISABLE_MASTER_REVERSEDNS_KEY + " and " + RS_HOSTNAME_KEY +<a name="line.580"></a> +<span class="sourceLineNo">581</span> " are mutually exclusive. Do not set " + RS_HOSTNAME_DISABLE_MASTER_REVERSEDNS_KEY +<a name="line.581"></a> +<span class="sourceLineNo">582</span> " to true while " + RS_HOSTNAME_KEY + " is used";<a name="line.582"></a> +<span class="sourceLineNo">583</span> throw new IOException(msg);<a name="line.583"></a> +<span class="sourceLineNo">584</span> } else {<a name="line.584"></a> +<span class="sourceLineNo">585</span> useThisHostnameInstead = rpcServices.isa.getHostName();<a name="line.585"></a> +<span class="sourceLineNo">586</span> }<a name="line.586"></a> +<span class="sourceLineNo">587</span> }<a name="line.587"></a> +<span class="sourceLineNo">588</span> }<a name="line.588"></a> +<span class="sourceLineNo">589</span> String hostName = shouldUseThisHostnameInstead() ?<a name="line.589"></a> +<span class="sourceLineNo">590</span> this.useThisHostnameInstead : this.rpcServices.isa.getHostName();<a name="line.590"></a> +<span class="sourceLineNo">591</span> serverName = ServerName.valueOf(hostName, this.rpcServices.isa.getPort(), this.startcode);<a name="line.591"></a> +<span class="sourceLineNo">592</span><a name="line.592"></a> +<span class="sourceLineNo">593</span> rpcControllerFactory = RpcControllerFactory.instantiate(this.conf);<a name="line.593"></a> +<span class="sourceLineNo">594</span> rpcRetryingCallerFactory = RpcRetryingCallerFactory.instantiate(this.conf);<a name="line.594"></a> +<span class="sourceLineNo">595</span><a name="line.595"></a> +<span class="sourceLineNo">596</span> // login the zookeeper client principal (if using security)<a name="line.596"></a> +<span class="sourceLineNo">597</span> ZKUtil.loginClient(this.conf, HConstants.ZK_CLIENT_KEYTAB_FILE,<a name="line.597"></a> +<span class="sourceLineNo">598</span> HConstants.ZK_CLIENT_KERBEROS_PRINCIPAL, hostName);<a name="line.598"></a> +<span class="sourceLineNo">599</span> // login the server principal (if using secure Hadoop)<a name="line.599"></a> +<span class="sourceLineNo">600</span> login(userProvider, hostName);<a name="line.600"></a> +<span class="sourceLineNo">601</span> // init superusers and add the server principal (if using security)<a name="line.601"></a> +<span class="sourceLineNo">602</span> // or process owner as default super user.<a name="line.602"></a> +<span class="sourceLineNo">603</span> Superusers.initialize(conf);<a name="line.603"></a> +<span class="sourceLineNo">604</span><a name="line.604"></a> +<span class="sourceLineNo">605</span> regionServerAccounting = new RegionServerAccounting(conf);<a name="line.605"></a> +<span class="sourceLineNo">606</span> cacheConfig = new CacheConfig(conf);<a name="line.606"></a> +<span class="sourceLineNo">607</span> mobCacheConfig = new MobCacheConfig(conf);<a name="line.607"></a> +<span class="sourceLineNo">608</span> uncaughtExceptionHandler = new UncaughtExceptionHandler() {<a name="line.608"></a> +<span class="sourceLineNo">609</span> @Override<a name="line.609"></a> +<span class="sourceLineNo">610</span> public void uncaughtException(Thread t, Throwable e) {<a name="line.610"></a> +<span class="sourceLineNo">611</span> abort("Uncaught exception in executorService thread " + t.getName(), e);<a name="line.611"></a> +<span class="sourceLineNo">612</span> }<a name="line.612"></a> +<span class="sourceLineNo">613</span> };<a name="line.613"></a> +<span class="sourceLineNo">614</span><a name="line.614"></a> +<span class="sourceLineNo">615</span> initializeFileSystem();<a name="line.615"></a> +<span class="sourceLineNo">616</span> spanReceiverHost = SpanReceiverHost.getInstance(getConfiguration());<a name="line.616"></a> +<span class="sourceLineNo">617</span><a name="line.617"></a> +<span class="sourceLineNo">618</span> this.configurationManager = new ConfigurationManager();<a name="line.618"></a> +<span class="sourceLineNo">619</span> setupWindows(getConfiguration(), getConfigurationManager());<a name="line.619"></a> +<span class="sourceLineNo">620</span><a name="line.620"></a> +<span class="sourceLineNo">621</span> // Some unit tests don't need a cluster, so no zookeeper at all<a name="line.621"></a> +<span class="sourceLineNo">622</span> if (!conf.getBoolean("hbase.testing.nocluster", false)) {<a name="line.622"></a> +<span class="sourceLineNo">623</span> // Open connection to zookeeper and set primary watcher<a name="line.623"></a> +<span class="sourceLineNo">624</span> zooKeeper = new ZKWatcher(conf, getProcessName() + ":" +<a name="line.624"></a> +<span class="sourceLineNo">625</span> rpcServices.isa.getPort(), this, canCreateBaseZNode());<a name="line.625"></a> +<span class="sourceLineNo">626</span><a name="line.626"></a> +<span class="sourceLineNo">627</span> // If no master in cluster, skip trying to track one or look for a cluster status.<a name="line.627"></a> +<span class="sourceLineNo">628</span> if (!this.masterless) {<a name="line.628"></a> +<span class="sourceLineNo">629</span> this.csm = new ZkCoordinatedStateManager(this);<a name="line.629"></a> +<span class="sourceLineNo">630</span><a name="line.630"></a> +<span class="sourceLineNo">631</span> masterAddressTracker = new MasterAddressTracker(getZooKeeper(), this);<a name="line.631"></a> +<span class="sourceLineNo">632</span> masterAddressTracker.start();<a name="line.632"></a> +<span class="sourceLineNo">633</span><a name="line.633"></a> +<span class="sourceLineNo">634</span> clusterStatusTracker = new ClusterStatusTracker(zooKeeper, this);<a name="line.634"></a> +<span class="sourceLineNo">635</span> clusterStatusTracker.start();<a name="line.635"></a> +<span class="sourceLineNo">636</span> }<a name="line.636"></a> +<span class="sourceLineNo">637</span> }<a name="line.637"></a> +<span class="sourceLineNo">638</span> // This violates 'no starting stuff in Constructor' but Master depends on the below chore<a name="line.638"></a> +<span class="sourceLineNo">639</span> // and executor being created and takes a different startup route. Lots of overlap between HRS<a name="line.639"></a> +<span class="sourceLineNo">640</span> // and M (An M IS A HRS now). Need to refactor so less duplication between M and its super<a name="line.640"></a> +<span class="sourceLineNo">641</span> // Master expects Constructor to put up web servers. Ugh.<a name="line.641"></a> +<span class="sourceLineNo">642</span> // class HRS. TODO.<a name="line.642"></a> +<span class="sourceLineNo">643</span> this.choreService = new ChoreService(getServerName().toString(), true);<a name="line.643"></a> +<span class="sourceLineNo">644</span> this.executorService = new ExecutorService(getServerName().toShortString());<a name="line.644"></a> +<span class="sourceLineNo">645</span> this.rpcServices.start();<a name="line.645"></a> +<span class="sourceLineNo">646</span> putUpWebUI();<a name="line.646"></a> +<span class="sourceLineNo">647</span> } catch (Throwable t) {<a name="line.647"></a> +<span class="sourceLineNo">648</span> // Make sure we log the exception. HRegionServer is often started via reflection and the<a name="line.648"></a> +<span class="sourceLineNo">649</span> // cause of failed startup is lost.<a name="line.649"></a> +<span class="sourceLineNo">650</span> LOG.error("Failed construction RegionServer", t);<a name="line.650"></a> +<span class="sourceLineNo">651</span> throw t;<a name="line.651"></a> +<span class="sourceLineNo">652</span> }<a name="line.652"></a> +<span class="sourceLineNo">653</span> }<a name="line.653"></a> +<span class="sourceLineNo">654</span><a name="line.654"></a> +<span class="sourceLineNo">655</span> /**<a name="line.655"></a> +<span class="sourceLineNo">656</span> * If running on Windows, do windows-specific setup.<a name="line.656"></a> +<span class="sourceLineNo">657</span> */<a name="line.657"></a> +<span class="sourceLineNo">658</span> private static void setupWindows(final Configuration conf, ConfigurationManager cm) {<a name="line.658"></a> +<span class="sourceLineNo">659</span> if (!SystemUtils.IS_OS_WINDOWS) {<a name="line.659"></a> +<span class="sourceLineNo">660</span> Signal.handle(new Signal("HUP"), new SignalHandler() {<a name="line.660"></a> +<span class="sourceLineNo">661</span> @Override<a name="line.661"></a> +<span class="sourceLineNo">662</span> public void handle(Signal signal) {<a name="line.662"></a> +<span clas
<TRUNCATED>
