http://git-wip-us.apache.org/repos/asf/hbase-site/blob/fdcfc8d5/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 e1e4110..c46e8c5 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 @@ -458,3282 +458,3297 @@ <span class="sourceLineNo">450</span> @InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.CONFIG)<a name="line.450"></a> <span class="sourceLineNo">451</span> protected final static String MASTER_HOSTNAME_KEY = "hbase.master.hostname";<a name="line.451"></a> <span class="sourceLineNo">452</span><a name="line.452"></a> -<span class="sourceLineNo">453</span> /**<a name="line.453"></a> -<span class="sourceLineNo">454</span> * This servers startcode.<a name="line.454"></a> -<span class="sourceLineNo">455</span> */<a name="line.455"></a> -<span class="sourceLineNo">456</span> protected final long startcode;<a name="line.456"></a> +<span class="sourceLineNo">453</span> // HBASE-18226: This config and hbase.regionserver.hostname are mutually exclusive.<a name="line.453"></a> +<span class="sourceLineNo">454</span> // Exception will be thrown if both are used.<a name="line.454"></a> +<span class="sourceLineNo">455</span> final static String RS_HOSTNAME_DISABLE_MASTER_REVERSEDNS_KEY =<a name="line.455"></a> +<span class="sourceLineNo">456</span> "hbase.regionserver.hostname.disable.master.reversedns";<a name="line.456"></a> <span class="sourceLineNo">457</span><a name="line.457"></a> <span class="sourceLineNo">458</span> /**<a name="line.458"></a> -<span class="sourceLineNo">459</span> * Unique identifier for the cluster we are a part of.<a name="line.459"></a> +<span class="sourceLineNo">459</span> * This servers startcode.<a name="line.459"></a> <span class="sourceLineNo">460</span> */<a name="line.460"></a> -<span class="sourceLineNo">461</span> private String clusterId;<a name="line.461"></a> +<span class="sourceLineNo">461</span> protected final long startcode;<a name="line.461"></a> <span class="sourceLineNo">462</span><a name="line.462"></a> <span class="sourceLineNo">463</span> /**<a name="line.463"></a> -<span class="sourceLineNo">464</span> * MX Bean for RegionServerInfo<a name="line.464"></a> +<span class="sourceLineNo">464</span> * Unique identifier for the cluster we are a part of.<a name="line.464"></a> <span class="sourceLineNo">465</span> */<a name="line.465"></a> -<span class="sourceLineNo">466</span> private ObjectName mxBean = null;<a name="line.466"></a> +<span class="sourceLineNo">466</span> private String clusterId;<a name="line.466"></a> <span class="sourceLineNo">467</span><a name="line.467"></a> <span class="sourceLineNo">468</span> /**<a name="line.468"></a> -<span class="sourceLineNo">469</span> * Chore to clean periodically the moved region list<a name="line.469"></a> +<span class="sourceLineNo">469</span> * MX Bean for RegionServerInfo<a name="line.469"></a> <span class="sourceLineNo">470</span> */<a name="line.470"></a> -<span class="sourceLineNo">471</span> private MovedRegionsCleaner movedRegionsCleaner;<a name="line.471"></a> +<span class="sourceLineNo">471</span> private ObjectName mxBean = null;<a name="line.471"></a> <span class="sourceLineNo">472</span><a name="line.472"></a> -<span class="sourceLineNo">473</span> // chore for refreshing store files for secondary regions<a name="line.473"></a> -<span class="sourceLineNo">474</span> private StorefileRefresherChore storefileRefresher;<a name="line.474"></a> -<span class="sourceLineNo">475</span><a name="line.475"></a> -<span class="sourceLineNo">476</span> private RegionServerCoprocessorHost rsHost;<a name="line.476"></a> +<span class="sourceLineNo">473</span> /**<a name="line.473"></a> +<span class="sourceLineNo">474</span> * Chore to clean periodically the moved region list<a name="line.474"></a> +<span class="sourceLineNo">475</span> */<a name="line.475"></a> +<span class="sourceLineNo">476</span> private MovedRegionsCleaner movedRegionsCleaner;<a name="line.476"></a> <span class="sourceLineNo">477</span><a name="line.477"></a> -<span class="sourceLineNo">478</span> private RegionServerProcedureManagerHost rspmHost;<a name="line.478"></a> -<span class="sourceLineNo">479</span><a name="line.479"></a> -<span class="sourceLineNo">480</span> private RegionServerRpcQuotaManager rsQuotaManager;<a name="line.480"></a> -<span class="sourceLineNo">481</span> private RegionServerSpaceQuotaManager rsSpaceQuotaManager;<a name="line.481"></a> +<span class="sourceLineNo">478</span> // chore for refreshing store files for secondary regions<a name="line.478"></a> +<span class="sourceLineNo">479</span> private StorefileRefresherChore storefileRefresher;<a name="line.479"></a> +<span class="sourceLineNo">480</span><a name="line.480"></a> +<span class="sourceLineNo">481</span> private RegionServerCoprocessorHost rsHost;<a name="line.481"></a> <span class="sourceLineNo">482</span><a name="line.482"></a> -<span class="sourceLineNo">483</span> /**<a name="line.483"></a> -<span class="sourceLineNo">484</span> * Nonce manager. Nonces are used to make operations like increment and append idempotent<a name="line.484"></a> -<span class="sourceLineNo">485</span> * in the case where client doesn't receive the response from a successful operation and<a name="line.485"></a> -<span class="sourceLineNo">486</span> * retries. We track the successful ops for some time via a nonce sent by client and handle<a name="line.486"></a> -<span class="sourceLineNo">487</span> * duplicate operations (currently, by failing them; in future we might use MVCC to return<a name="line.487"></a> -<span class="sourceLineNo">488</span> * result). Nonces are also recovered from WAL during, recovery; however, the caveats (from<a name="line.488"></a> -<span class="sourceLineNo">489</span> * HBASE-3787) are:<a name="line.489"></a> -<span class="sourceLineNo">490</span> * - WAL recovery is optimized, and under high load we won't read nearly nonce-timeout worth<a name="line.490"></a> -<span class="sourceLineNo">491</span> * of past records. If we don't read the records, we don't read and recover the nonces.<a name="line.491"></a> -<span class="sourceLineNo">492</span> * Some WALs within nonce-timeout at recovery may not even be present due to rolling/cleanup.<a name="line.492"></a> -<span class="sourceLineNo">493</span> * - There's no WAL recovery during normal region move, so nonces will not be transfered.<a name="line.493"></a> -<span class="sourceLineNo">494</span> * We can have separate additional "Nonce WAL". It will just contain bunch of numbers and<a name="line.494"></a> -<span class="sourceLineNo">495</span> * won't be flushed on main path - because WAL itself also contains nonces, if we only flush<a name="line.495"></a> -<span class="sourceLineNo">496</span> * it before memstore flush, for a given nonce we will either see it in the WAL (if it was<a name="line.496"></a> -<span class="sourceLineNo">497</span> * never flushed to disk, it will be part of recovery), or we'll see it as part of the nonce<a name="line.497"></a> -<span class="sourceLineNo">498</span> * log (or both occasionally, which doesn't matter). Nonce log file can be deleted after the<a name="line.498"></a> -<span class="sourceLineNo">499</span> * latest nonce in it expired. It can also be recovered during move.<a name="line.499"></a> -<span class="sourceLineNo">500</span> */<a name="line.500"></a> -<span class="sourceLineNo">501</span> final ServerNonceManager nonceManager;<a name="line.501"></a> -<span class="sourceLineNo">502</span><a name="line.502"></a> -<span class="sourceLineNo">503</span> private UserProvider userProvider;<a name="line.503"></a> -<span class="sourceLineNo">504</span><a name="line.504"></a> -<span class="sourceLineNo">505</span> protected final RSRpcServices rpcServices;<a name="line.505"></a> -<span class="sourceLineNo">506</span><a name="line.506"></a> -<span class="sourceLineNo">507</span> protected BaseCoordinatedStateManager csm;<a name="line.507"></a> -<span class="sourceLineNo">508</span><a name="line.508"></a> -<span class="sourceLineNo">509</span> /**<a name="line.509"></a> -<span class="sourceLineNo">510</span> * Configuration manager is used to register/deregister and notify the configuration observers<a name="line.510"></a> -<span class="sourceLineNo">511</span> * when the regionserver is notified that there was a change in the on disk configs.<a name="line.511"></a> -<span class="sourceLineNo">512</span> */<a name="line.512"></a> -<span class="sourceLineNo">513</span> protected final ConfigurationManager configurationManager;<a name="line.513"></a> -<span class="sourceLineNo">514</span><a name="line.514"></a> -<span class="sourceLineNo">515</span> @VisibleForTesting<a name="line.515"></a> -<span class="sourceLineNo">516</span> CompactedHFilesDischarger compactedFileDischarger;<a name="line.516"></a> -<span class="sourceLineNo">517</span><a name="line.517"></a> -<span class="sourceLineNo">518</span> private volatile ThroughputController flushThroughputController;<a name="line.518"></a> +<span class="sourceLineNo">483</span> private RegionServerProcedureManagerHost rspmHost;<a name="line.483"></a> +<span class="sourceLineNo">484</span><a name="line.484"></a> +<span class="sourceLineNo">485</span> private RegionServerRpcQuotaManager rsQuotaManager;<a name="line.485"></a> +<span class="sourceLineNo">486</span> private RegionServerSpaceQuotaManager rsSpaceQuotaManager;<a name="line.486"></a> +<span class="sourceLineNo">487</span><a name="line.487"></a> +<span class="sourceLineNo">488</span> /**<a name="line.488"></a> +<span class="sourceLineNo">489</span> * Nonce manager. Nonces are used to make operations like increment and append idempotent<a name="line.489"></a> +<span class="sourceLineNo">490</span> * in the case where client doesn't receive the response from a successful operation and<a name="line.490"></a> +<span class="sourceLineNo">491</span> * retries. We track the successful ops for some time via a nonce sent by client and handle<a name="line.491"></a> +<span class="sourceLineNo">492</span> * duplicate operations (currently, by failing them; in future we might use MVCC to return<a name="line.492"></a> +<span class="sourceLineNo">493</span> * result). Nonces are also recovered from WAL during, recovery; however, the caveats (from<a name="line.493"></a> +<span class="sourceLineNo">494</span> * HBASE-3787) are:<a name="line.494"></a> +<span class="sourceLineNo">495</span> * - WAL recovery is optimized, and under high load we won't read nearly nonce-timeout worth<a name="line.495"></a> +<span class="sourceLineNo">496</span> * of past records. 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It will just contain bunch of numbers and<a name="line.499"></a> +<span class="sourceLineNo">500</span> * won't be flushed on main path - because WAL itself also contains nonces, if we only flush<a name="line.500"></a> +<span class="sourceLineNo">501</span> * it before memstore flush, for a given nonce we will either see it in the WAL (if it was<a name="line.501"></a> +<span class="sourceLineNo">502</span> * never flushed to disk, it will be part of recovery), or we'll see it as part of the nonce<a name="line.502"></a> +<span class="sourceLineNo">503</span> * log (or both occasionally, which doesn't matter). Nonce log file can be deleted after the<a name="line.503"></a> +<span class="sourceLineNo">504</span> * latest nonce in it expired. It can also be recovered during move.<a name="line.504"></a> +<span class="sourceLineNo">505</span> */<a name="line.505"></a> +<span class="sourceLineNo">506</span> final ServerNonceManager nonceManager;<a name="line.506"></a> +<span class="sourceLineNo">507</span><a name="line.507"></a> +<span class="sourceLineNo">508</span> private UserProvider userProvider;<a name="line.508"></a> +<span class="sourceLineNo">509</span><a name="line.509"></a> +<span class="sourceLineNo">510</span> protected final RSRpcServices rpcServices;<a name="line.510"></a> +<span class="sourceLineNo">511</span><a name="line.511"></a> +<span class="sourceLineNo">512</span> protected BaseCoordinatedStateManager csm;<a name="line.512"></a> +<span class="sourceLineNo">513</span><a name="line.513"></a> +<span class="sourceLineNo">514</span> /**<a name="line.514"></a> +<span class="sourceLineNo">515</span> * Configuration manager is used to register/deregister and notify the configuration observers<a name="line.515"></a> +<span class="sourceLineNo">516</span> * when the regionserver is notified that there was a change in the on disk configs.<a name="line.516"></a> +<span class="sourceLineNo">517</span> */<a name="line.517"></a> +<span class="sourceLineNo">518</span> protected final ConfigurationManager configurationManager;<a name="line.518"></a> <span class="sourceLineNo">519</span><a name="line.519"></a> -<span class="sourceLineNo">520</span> protected SecureBulkLoadManager secureBulkLoadManager;<a name="line.520"></a> -<span class="sourceLineNo">521</span><a name="line.521"></a> -<span class="sourceLineNo">522</span> protected FileSystemUtilizationChore fsUtilizationChore;<a name="line.522"></a> -<span class="sourceLineNo">523</span><a name="line.523"></a> -<span class="sourceLineNo">524</span> /**<a name="line.524"></a> -<span class="sourceLineNo">525</span> * Starts a HRegionServer at the default location.<a name="line.525"></a> -<span class="sourceLineNo">526</span> */<a name="line.526"></a> -<span class="sourceLineNo">527</span> public HRegionServer(Configuration conf) throws IOException, InterruptedException {<a name="line.527"></a> -<span class="sourceLineNo">528</span> this(conf, CoordinatedStateManagerFactory.getCoordinatedStateManager(conf));<a name="line.528"></a> -<span class="sourceLineNo">529</span> }<a name="line.529"></a> -<span class="sourceLineNo">530</span><a name="line.530"></a> -<span class="sourceLineNo">531</span> /**<a name="line.531"></a> -<span class="sourceLineNo">532</span> * Starts a HRegionServer at the default location<a name="line.532"></a> -<span class="sourceLineNo">533</span> * @param csm implementation of CoordinatedStateManager to be used<a name="line.533"></a> -<span class="sourceLineNo">534</span> */<a name="line.534"></a> -<span class="sourceLineNo">535</span> public HRegionServer(Configuration conf, CoordinatedStateManager csm) throws IOException {<a name="line.535"></a> -<span class="sourceLineNo">536</span> super("RegionServer"); // thread name<a name="line.536"></a> -<span class="sourceLineNo">537</span> this.fsOk = true;<a name="line.537"></a> -<span class="sourceLineNo">538</span> this.conf = conf;<a name="line.538"></a> -<span class="sourceLineNo">539</span> MemorySizeUtil.checkForClusterFreeHeapMemoryLimit(this.conf);<a name="line.539"></a> -<span class="sourceLineNo">540</span> HFile.checkHFileVersion(this.conf);<a name="line.540"></a> -<span class="sourceLineNo">541</span> checkCodecs(this.conf);<a name="line.541"></a> -<span class="sourceLineNo">542</span> this.userProvider = UserProvider.instantiate(conf);<a name="line.542"></a> -<span class="sourceLineNo">543</span> FSUtils.setupShortCircuitRead(this.conf);<a name="line.543"></a> -<span class="sourceLineNo">544</span><a name="line.544"></a> -<span class="sourceLineNo">545</span> Replication.decorateRegionServerConfiguration(this.conf);<a name="line.545"></a> -<span class="sourceLineNo">546</span><a name="line.546"></a> -<span class="sourceLineNo">547</span> // Disable usage of meta replicas in the regionserver<a name="line.547"></a> -<span class="sourceLineNo">548</span> this.conf.setBoolean(HConstants.USE_META_REPLICAS, false);<a name="line.548"></a> -<span class="sourceLineNo">549</span> // Config'ed params<a name="line.549"></a> -<span class="sourceLineNo">550</span> this.numRetries = this.conf.getInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER,<a name="line.550"></a> -<span class="sourceLineNo">551</span> HConstants.DEFAULT_HBASE_CLIENT_RETRIES_NUMBER);<a name="line.551"></a> -<span class="sourceLineNo">552</span> this.threadWakeFrequency = conf.getInt(HConstants.THREAD_WAKE_FREQUENCY, 10 * 1000);<a name="line.552"></a> -<span class="sourceLineNo">553</span> this.msgInterval = conf.getInt("hbase.regionserver.msginterval", 3 * 1000);<a name="line.553"></a> -<span class="sourceLineNo">554</span><a name="line.554"></a> -<span class="sourceLineNo">555</span> this.sleeper = new Sleeper(this.msgInterval, this);<a name="line.555"></a> -<span class="sourceLineNo">556</span><a name="line.556"></a> -<span class="sourceLineNo">557</span> boolean isNoncesEnabled = conf.getBoolean(HConstants.HBASE_RS_NONCES_ENABLED, true);<a name="line.557"></a> -<span class="sourceLineNo">558</span> this.nonceManager = isNoncesEnabled ? new ServerNonceManager(this.conf) : null;<a name="line.558"></a> +<span class="sourceLineNo">520</span> @VisibleForTesting<a name="line.520"></a> +<span class="sourceLineNo">521</span> CompactedHFilesDischarger compactedFileDischarger;<a name="line.521"></a> +<span class="sourceLineNo">522</span><a name="line.522"></a> +<span class="sourceLineNo">523</span> private volatile ThroughputController flushThroughputController;<a name="line.523"></a> +<span class="sourceLineNo">524</span><a name="line.524"></a> +<span class="sourceLineNo">525</span> protected SecureBulkLoadManager secureBulkLoadManager;<a name="line.525"></a> +<span class="sourceLineNo">526</span><a name="line.526"></a> +<span class="sourceLineNo">527</span> protected FileSystemUtilizationChore fsUtilizationChore;<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> public HRegionServer(Configuration conf) throws IOException, InterruptedException {<a name="line.532"></a> +<span class="sourceLineNo">533</span> this(conf, CoordinatedStateManagerFactory.getCoordinatedStateManager(conf));<a name="line.533"></a> +<span class="sourceLineNo">534</span> }<a name="line.534"></a> +<span class="sourceLineNo">535</span><a name="line.535"></a> +<span class="sourceLineNo">536</span> /**<a name="line.536"></a> +<span class="sourceLineNo">537</span> * Starts a HRegionServer at the default location<a name="line.537"></a> +<span class="sourceLineNo">538</span> * @param csm implementation of CoordinatedStateManager to be used<a name="line.538"></a> +<span class="sourceLineNo">539</span> */<a name="line.539"></a> +<span class="sourceLineNo">540</span> public HRegionServer(Configuration conf, CoordinatedStateManager csm) throws IOException {<a name="line.540"></a> +<span class="sourceLineNo">541</span> super("RegionServer"); // thread name<a name="line.541"></a> +<span class="sourceLineNo">542</span> this.fsOk = true;<a name="line.542"></a> +<span class="sourceLineNo">543</span> this.conf = conf;<a name="line.543"></a> +<span class="sourceLineNo">544</span> MemorySizeUtil.checkForClusterFreeHeapMemoryLimit(this.conf);<a name="line.544"></a> +<span class="sourceLineNo">545</span> HFile.checkHFileVersion(this.conf);<a name="line.545"></a> +<span class="sourceLineNo">546</span> checkCodecs(this.conf);<a name="line.546"></a> +<span class="sourceLineNo">547</span> this.userProvider = UserProvider.instantiate(conf);<a name="line.547"></a> +<span class="sourceLineNo">548</span> FSUtils.setupShortCircuitRead(this.conf);<a name="line.548"></a> +<span class="sourceLineNo">549</span><a name="line.549"></a> +<span class="sourceLineNo">550</span> Replication.decorateRegionServerConfiguration(this.conf);<a name="line.550"></a> +<span class="sourceLineNo">551</span><a name="line.551"></a> +<span class="sourceLineNo">552</span> // Disable usage of meta replicas in the regionserver<a name="line.552"></a> +<span class="sourceLineNo">553</span> this.conf.setBoolean(HConstants.USE_META_REPLICAS, false);<a name="line.553"></a> +<span class="sourceLineNo">554</span> // Config'ed params<a name="line.554"></a> +<span class="sourceLineNo">555</span> this.numRetries = this.conf.getInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER,<a name="line.555"></a> +<span class="sourceLineNo">556</span> HConstants.DEFAULT_HBASE_CLIENT_RETRIES_NUMBER);<a name="line.556"></a> +<span class="sourceLineNo">557</span> this.threadWakeFrequency = conf.getInt(HConstants.THREAD_WAKE_FREQUENCY, 10 * 1000);<a name="line.557"></a> +<span class="sourceLineNo">558</span> this.msgInterval = conf.getInt("hbase.regionserver.msginterval", 3 * 1000);<a name="line.558"></a> <span class="sourceLineNo">559</span><a name="line.559"></a> -<span class="sourceLineNo">560</span> this.numRegionsToReport = conf.getInt(<a name="line.560"></a> -<span class="sourceLineNo">561</span> "hbase.regionserver.numregionstoreport", 10);<a name="line.561"></a> -<span class="sourceLineNo">562</span><a name="line.562"></a> -<span class="sourceLineNo">563</span> this.operationTimeout = conf.getInt(<a name="line.563"></a> -<span class="sourceLineNo">564</span> 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(<a name="line.567"></a> -<span class="sourceLineNo">568</span> 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> this.startcode = System.currentTimeMillis();<a name="line.575"></a> -<span class="sourceLineNo">576</span> if (this instanceof HMaster) {<a name="line.576"></a> -<span class="sourceLineNo">577</span> useThisHostnameInstead = conf.get(MASTER_HOSTNAME_KEY);<a name="line.577"></a> -<span class="sourceLineNo">578</span> } else {<a name="line.578"></a> -<span class="sourceLineNo">579</span> useThisHostnameInstead = conf.get(RS_HOSTNAME_KEY);<a name="line.579"></a> -<span class="sourceLineNo">580</span> }<a name="line.580"></a> -<span class="sourceLineNo">581</span> String hostName = shouldUseThisHostnameInstead() ? useThisHostnameInstead :<a name="line.581"></a> -<span class="sourceLineNo">582</span> rpcServices.isa.getHostName();<a name="line.582"></a> -<span class="sourceLineNo">583</span> serverName = ServerName.valueOf(hostName, rpcServices.isa.getPort(), startcode);<a name="line.583"></a> -<span class="sourceLineNo">584</span><a name="line.584"></a> -<span class="sourceLineNo">585</span> rpcControllerFactory = RpcControllerFactory.instantiate(this.conf);<a name="line.585"></a> -<span class="sourceLineNo">586</span> rpcRetryingCallerFactory = RpcRetryingCallerFactory.instantiate(this.conf);<a name="line.586"></a> -<span class="sourceLineNo">587</span><a name="line.587"></a> -<span class="sourceLineNo">588</span> // login the zookeeper client principal (if using security)<a name="line.588"></a> -<span class="sourceLineNo">589</span> ZKUtil.loginClient(this.conf, HConstants.ZK_CLIENT_KEYTAB_FILE,<a name="line.589"></a> -<span class="sourceLineNo">590</span> HConstants.ZK_CLIENT_KERBEROS_PRINCIPAL, hostName);<a name="line.590"></a> -<span class="sourceLineNo">591</span> // login the server principal (if using secure Hadoop)<a name="line.591"></a> -<span class="sourceLineNo">592</span> login(userProvider, hostName);<a name="line.592"></a> -<span class="sourceLineNo">593</span> // init superusers and add the server principal (if using security)<a name="line.593"></a> -<span class="sourceLineNo">594</span> // or process owner as default super user.<a name="line.594"></a> -<span class="sourceLineNo">595</span> Superusers.initialize(conf);<a name="line.595"></a> -<span class="sourceLineNo">596</span><a name="line.596"></a> -<span class="sourceLineNo">597</span> regionServerAccounting = new RegionServerAccounting(conf);<a name="line.597"></a> -<span class="sourceLineNo">598</span> cacheConfig = new CacheConfig(conf);<a name="line.598"></a> -<span class="sourceLineNo">599</span> mobCacheConfig = new MobCacheConfig(conf);<a name="line.599"></a> -<span class="sourceLineNo">600</span> uncaughtExceptionHandler = new UncaughtExceptionHandler() {<a name="line.600"></a> -<span class="sourceLineNo">601</span> @Override<a name="line.601"></a> -<span class="sourceLineNo">602</span> public void uncaughtException(Thread t, Throwable e) {<a name="line.602"></a> -<span class="sourceLineNo">603</span> abort("Uncaught exception in service thread " + t.getName(), e);<a name="line.603"></a> -<span class="sourceLineNo">604</span> }<a name="line.604"></a> -<span class="sourceLineNo">605</span> };<a name="line.605"></a> -<span class="sourceLineNo">606</span><a name="line.606"></a> -<span class="sourceLineNo">607</span> initializeFileSystem();<a name="line.607"></a> -<span class="sourceLineNo">608</span><a name="line.608"></a> -<span class="sourceLineNo">609</span> service = new ExecutorService(getServerName().toShortString());<a name="line.609"></a> -<span class="sourceLineNo">610</span> spanReceiverHost = SpanReceiverHost.getInstance(getConfiguration());<a name="line.610"></a> +<span class="sourceLineNo">560</span> this.sleeper = new Sleeper(this.msgInterval, this);<a name="line.560"></a> +<span class="sourceLineNo">561</span><a name="line.561"></a> +<span class="sourceLineNo">562</span> boolean isNoncesEnabled = conf.getBoolean(HConstants.HBASE_RS_NONCES_ENABLED, true);<a name="line.562"></a> +<span class="sourceLineNo">563</span> this.nonceManager = isNoncesEnabled ? new ServerNonceManager(this.conf) : null;<a name="line.563"></a> +<span class="sourceLineNo">564</span><a name="line.564"></a> +<span class="sourceLineNo">565</span> this.numRegionsToReport = conf.getInt(<a name="line.565"></a> +<span class="sourceLineNo">566</span> "hbase.regionserver.numregionstoreport", 10);<a name="line.566"></a> +<span class="sourceLineNo">567</span><a name="line.567"></a> +<span class="sourceLineNo">568</span> this.operationTimeout = conf.getInt(<a name="line.568"></a> +<span class="sourceLineNo">569</span> HConstants.HBASE_CLIENT_OPERATION_TIMEOUT,<a name="line.569"></a> +<span class="sourceLineNo">570</span> HConstants.DEFAULT_HBASE_CLIENT_OPERATION_TIMEOUT);<a name="line.570"></a> +<span class="sourceLineNo">571</span><a name="line.571"></a> +<span class="sourceLineNo">572</span> this.shortOperationTimeout = conf.getInt(<a name="line.572"></a> +<span class="sourceLineNo">573</span> HConstants.HBASE_RPC_SHORTOPERATION_TIMEOUT_KEY,<a name="line.573"></a> +<span class="sourceLineNo">574</span> HConstants.DEFAULT_HBASE_RPC_SHORTOPERATION_TIMEOUT);<a name="line.574"></a> +<span class="sourceLineNo">575</span><a name="line.575"></a> +<span class="sourceLineNo">576</span> this.abortRequested = false;<a name="line.576"></a> +<span class="sourceLineNo">577</span> this.stopped = false;<a name="line.577"></a> +<span class="sourceLineNo">578</span><a name="line.578"></a> +<span class="sourceLineNo">579</span> rpcServices = createRpcServices();<a name="line.579"></a> +<span class="sourceLineNo">580</span> this.startcode = System.currentTimeMillis();<a name="line.580"></a> +<span class="sourceLineNo">581</span> if (this instanceof HMaster) {<a name="line.581"></a> +<span class="sourceLineNo">582</span> useThisHostnameInstead = conf.get(MASTER_HOSTNAME_KEY);<a name="line.582"></a> +<span class="sourceLineNo">583</span> } else {<a name="line.583"></a> +<span class="sourceLineNo">584</span> useThisHostnameInstead = conf.get(RS_HOSTNAME_KEY);<a name="line.584"></a> +<span class="sourceLineNo">585</span> if (conf.getBoolean(RS_HOSTNAME_DISABLE_MASTER_REVERSEDNS_KEY, false)) {<a name="line.585"></a> +<span class="sourceLineNo">586</span> if (shouldUseThisHostnameInstead()) {<a name="line.586"></a> +<span class="sourceLineNo">587</span> String msg = RS_HOSTNAME_DISABLE_MASTER_REVERSEDNS_KEY + " and " + RS_HOSTNAME_KEY +<a name="line.587"></a> +<span class="sourceLineNo">588</span> " are mutually exclusive. Do not set " + RS_HOSTNAME_DISABLE_MASTER_REVERSEDNS_KEY +<a name="line.588"></a> +<span class="sourceLineNo">589</span> " to true while " + RS_HOSTNAME_KEY + " is used";<a name="line.589"></a> +<span class="sourceLineNo">590</span> throw new IOException(msg);<a name="line.590"></a> +<span class="sourceLineNo">591</span> } else {<a name="line.591"></a> +<span class="sourceLineNo">592</span> useThisHostnameInstead = rpcServices.isa.getHostName();<a name="line.592"></a> +<span class="sourceLineNo">593</span> }<a name="line.593"></a> +<span class="sourceLineNo">594</span> }<a name="line.594"></a> +<span class="sourceLineNo">595</span> }<a name="line.595"></a> +<span class="sourceLineNo">596</span> String hostName = shouldUseThisHostnameInstead() ? useThisHostnameInstead :<a name="line.596"></a> +<span class="sourceLineNo">597</span> rpcServices.isa.getHostName();<a name="line.597"></a> +<span class="sourceLineNo">598</span> serverName = ServerName.valueOf(hostName, rpcServices.isa.getPort(), startcode);<a name="line.598"></a> +<span class="sourceLineNo">599</span><a name="line.599"></a> +<span class="sourceLineNo">600</span> rpcControllerFactory = RpcControllerFactory.instantiate(this.conf);<a name="line.600"></a> +<span class="sourceLineNo">601</span> rpcRetryingCallerFactory = RpcRetryingCallerFactory.instantiate(this.conf);<a name="line.601"></a> +<span class="sourceLineNo">602</span><a name="line.602"></a> +<span class="sourceLineNo">603</span> // login the zookeeper client principal (if using security)<a name="line.603"></a> +<span class="sourceLineNo">604</span> ZKUtil.loginClient(this.conf, HConstants.ZK_CLIENT_KEYTAB_FILE,<a name="line.604"></a> +<span class="sourceLineNo">605</span> HConstants.ZK_CLIENT_KERBEROS_PRINCIPAL, hostName);<a name="line.605"></a> +<span class="sourceLineNo">606</span> // login the server principal (if using secure Hadoop)<a name="line.606"></a> +<span class="sourceLineNo">607</span> login(userProvider, hostName);<a name="line.607"></a> +<span class="sourceLineNo">608</span> // init superusers and add the server principal (if using security)<a name="line.608"></a> +<span class="sourceLineNo">609</span> // or process owner as default super user.<a name="line.609"></a> +<span class="sourceLineNo">610</span> Superusers.initialize(conf);<a name="line.610"></a> <span class="sourceLineNo">611</span><a name="line.611"></a> -<span class="sourceLineNo">612</span> // Some unit tests don't need a cluster, so no zookeeper at all<a name="line.612"></a> -<span class="sourceLineNo">613</span> if (!conf.getBoolean("hbase.testing.nocluster", false)) {<a name="line.613"></a> -<span class="sourceLineNo">614</span> // Open connection to zookeeper and set primary watcher<a name="line.614"></a> -<span class="sourceLineNo">615</span> zooKeeper = new ZooKeeperWatcher(conf, getProcessName() + ":" +<a name="line.615"></a> -<span class="sourceLineNo">616</span> rpcServices.isa.getPort(), this, canCreateBaseZNode());<a name="line.616"></a> -<span class="sourceLineNo">617</span><a name="line.617"></a> -<span class="sourceLineNo">618</span> this.csm = (BaseCoordinatedStateManager) csm;<a name="line.618"></a> -<span class="sourceLineNo">619</span> this.csm.initialize(this);<a name="line.619"></a> -<span class="sourceLineNo">620</span> this.csm.start();<a name="line.620"></a> +<span class="sourceLineNo">612</span> regionServerAccounting = new RegionServerAccounting(conf);<a name="line.612"></a> +<span class="sourceLineNo">613</span> cacheConfig = new CacheConfig(conf);<a name="line.613"></a> +<span class="sourceLineNo">614</span> mobCacheConfig = new MobCacheConfig(conf);<a name="line.614"></a> +<span class="sourceLineNo">615</span> uncaughtExceptionHandler = new UncaughtExceptionHandler() {<a name="line.615"></a> +<span class="sourceLineNo">616</span> @Override<a name="line.616"></a> +<span class="sourceLineNo">617</span> public void uncaughtException(Thread t, Throwable e) {<a name="line.617"></a> +<span class="sourceLineNo">618</span> abort("Uncaught exception in service thread " + t.getName(), e);<a name="line.618"></a> +<span class="sourceLineNo">619</span> }<a name="line.619"></a> +<span class="sourceLineNo">620</span> };<a name="line.620"></a> <span class="sourceLineNo">621</span><a name="line.621"></a> -<span class="sourceLineNo">622</span> masterAddressTracker = new MasterAddressTracker(getZooKeeper(), this);<a name="line.622"></a> -<span class="sourceLineNo">623</span> masterAddressTracker.start();<a name="line.623"></a> -<span class="sourceLineNo">624</span><a name="line.624"></a> -<span class="sourceLineNo">625</span> clusterStatusTracker = new ClusterStatusTracker(zooKeeper, this);<a name="line.625"></a> -<span class="sourceLineNo">626</span> clusterStatusTracker.start();<a name="line.626"></a> -<span class="sourceLineNo">627</span> }<a name="line.627"></a> -<span class="sourceLineNo">628</span> this.configurationManager = new ConfigurationManager();<a name="line.628"></a> -<span class="sourceLineNo">629</span><a name="line.629"></a> -<span class="sourceLineNo">630</span> rpcServices.start();<a name="line.630"></a> -<span class="sourceLineNo">631</span> putUpWebUI();<a name="line.631"></a> -<span class="sourceLineNo">632</span> this.walRoller = new LogRoller(this, this);<a name="line.632"></a> -<span class="sourceLineNo">633</span> this.choreService = new ChoreService(getServerName().toString(), true);<a name="line.633"></a> -<span class="sourceLineNo">634</span> this.flushThroughputController = FlushThroughputControllerFactory.create(this, conf);<a name="line.634"></a> -<span class="sourceLineNo">635</span><a name="line.635"></a> -<span class="sourceLineNo">636</span> if (!SystemUtils.IS_OS_WINDOWS) {<a name="line.636"></a> -<span class="sourceLineNo">637</span> Signal.handle(new Signal("HUP"), new SignalHandler() {<a name="line.637"></a> -<span class="sourceLineNo">638</span> @Override<a name="line.638"></a> -<span class="sourceLineNo">639</span> public void handle(Signal signal) {<a name="line.639"></a> -<span class="sourceLineNo">640</span> getConfiguration().reloadConfiguration();<a name="line.640"></a> -<span class="sourceLineNo">641</span> configurationManager.notifyAllObservers(getConfiguration());<a name="line.641"></a> -<span class="sourceLineNo">642</span> }<a name="line.642"></a> -<span class="sourceLineNo">643</span> });<a name="line.643"></a> -<span class="sourceLineNo">644</span> }<a name="line.644"></a> -<span class="sourceLineNo">645</span> // Create the CompactedFileDischarger chore service. 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If hbase<a name="line.658"></a> -<span class="sourceLineNo">659</span> // checksum verification enabled, then automatically switch off hdfs checksum verification.<a name="line.659"></a> -<span class="sourceLineNo">660</span> boolean useHBaseChecksum = conf.getBoolean(HConstants.HBASE_CHECKSUM_VERIFICATION, true);<a name="line.660"></a> -<span class="sourceLineNo">661</span> FSUtils.setFsDefault(this.conf, FSUtils.getWALRootDir(this.conf));<a name="line.661"></a> -<span class="sourceLineNo">662</span> this.walFs = new HFileSystem(this.conf, useHBaseChecksum);<a name="line.662"></a> -<span class="sourceLineNo">663</span> this.walRootDir = FSUtils.getWALRootDir(this.conf);<a name="line.663"></a> -<span class="sourceLineNo">664</span> // Set 'fs.defaultFS' to match the filesystem on hbase.rootdir else<a name="line.664"></a> -<span class="sourceLineNo">665</span> // underlying hadoop hdfs accessors will be going against wrong filesystem<a name="line.665"></a> -<span 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!canUpdateTableDescriptor(), false);<a name="line.675"></a> -<span class="sourceLineNo">676</span> }<a name="line.676"></a> -<span class="sourceLineNo">677</span><a name="line.677"></a> -<span class="sourceLineNo">678</span> protected void setInitLatch(CountDownLatch latch) {<a name="line.678"></a> -<span class="sourceLineNo">679</span> this.initLatch = latch;<a name="line.679"></a> -<span class="sourceLineNo">680</span> }<a name="line.680"></a> -<span class="sourceLineNo">681</span><a name="line.681"></a> -<span class="sourceLineNo">682</span> /*<a name="line.682"></a> -<span class="sourceLineNo">683</span> * Returns true if configured hostname should be used<a name="line.683"></a> -<span class="sourceLineNo">684</span> */<a name="line.684"></a> -<span class="sourceLineNo">685</span> protected boolean shouldUseThisHostnameInstead() {<a name="line.685"></a> -<span class="sourceLineNo">686</span> return useThisHostnameInstead != null && !useThisHostnameInstead.isEmpty();<a 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class="sourceLineNo">634</span> this.csm.initialize(this);<a name="line.634"></a> +<span class="sourceLineNo">635</span> this.csm.start();<a name="line.635"></a> +<span class="sourceLineNo">636</span><a name="line.636"></a> +<span class="sourceLineNo">637</span> masterAddressTracker = new MasterAddressTracker(getZooKeeper(), this);<a name="line.637"></a> +<span class="sourceLineNo">638</span> masterAddressTracker.start();<a name="line.638"></a> +<span class="sourceLineNo">639</span><a name="line.639"></a> +<span class="sourceLineNo">640</span> clusterStatusTracker = new ClusterStatusTracker(zooKeeper, this);<a name="line.640"></a> +<span class="sourceLineNo">641</span> clusterStatusTracker.start();<a name="line.641"></a> +<span class="sourceLineNo">642</span> }<a name="line.642"></a> +<span class="sourceLineNo">643</span> this.configurationManager = new ConfigurationManager();<a name="line.643"></a> +<span class="sourceLineNo">644</span><a name="line.644"></a> +<span class="sourceLineNo">645</span> rpcServices.start();<a name="line.645"></a> +<span class="sourceLineNo">646</span> putUpWebUI();<a name="line.646"></a> +<span class="sourceLineNo">647</span> this.walRoller = new LogRoller(this, this);<a name="line.647"></a> +<span class="sourceLineNo">648</span> this.choreService = new ChoreService(getServerName().toString(), true);<a name="line.648"></a> +<span class="sourceLineNo">649</span> this.flushThroughputController = FlushThroughputControllerFactory.create(this, conf);<a name="line.649"></a> +<span class="sourceLineNo">650</span><a name="line.650"></a> +<span class="sourceLineNo">651</span> if (!SystemUtils.IS_OS_WINDOWS) {<a name="line.651"></a> +<span class="sourceLineNo">652</span> Signal.handle(new Signal("HUP"), new SignalHandler() {<a name="line.652"></a> +<span class="sourceLineNo">653</span> @Override<a name="line.653"></a> +<span class="sourceLineNo">654</span> public void handle(Signal signal) {<a name="line.654"></a> +<span class="sourceLineNo">655</span> getConfiguration().reloadConfiguration();<a name="line.655"></a> +<span class="sourceLineNo">656</span> configurationManager.notifyAllObservers(getConfiguration());<a name="line.656"></a> +<span class="sourceLineNo">657</span> }<a name="line.657"></a> +<span class="sourceLineNo">658</span> });<a name="line.658"></a> +<span class="sourceLineNo">659</span> }<a name="line.659"></a> +<span class="sourceLineNo">660</span> // Create the CompactedFileDischarger chore service. This chore helps to<a name="line.660"></a> +<span class="sourceLineNo">661</span> // remove the compacted files<a name="line.661"></a> +<span class="sourceLineNo">662</span> // that will no longer be used in reads.<a name="line.662"></a> +<span class="sourceLineNo">663</span> // Default is 2 mins. The default value for TTLCleaner is 5 mins so we set this to<a name="line.663"></a> +<span class="sourceLineNo">664</span> // 2 mins so that compacted files can be archived before the TTLCleaner runs<a name="line.664"></a> +<span class="sourceLineNo">665</span> int cleanerInterval =<a name="line.665"></a> +<span class="sourceLineNo">666</span> conf.getInt("hbase.hfile.compaction.discharger.interval", 2 * 60 * 1000);<a name="line.666"></a> +<span class="sourceLineNo">667</span> this.compactedFileDischarger =<a name="line.667"></a> +<span class="sourceLineNo">668</span> new CompactedHFilesDischarger(cleanerInterval, this, this);<a name="line.668"></a> +<span class="sourceLineNo">669</span> choreService.scheduleChore(compactedFileDischarger);<a name="line.669"></a> +<span class="sourceLineNo">670</span> }<a name="line.670"></a> +<span class="sourceLineNo">671</span><a name="line.671"></a> +<span class="sourceLineNo">672</span> private void initializeFileSystem() throws IOException {<a name="line.672"></a> +<span class="sourceLineNo">673</span> // Get fs instance used by this RS. Do we use checksum verification in the hbase? 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connection if not already initialized.<a name="line.795"></a> +<span class="sourceLineNo">796</span> * @throws IOException<a name="line.796"></a> +<span class="sourceLineNo">797</span> */<a name="line.797"></a> +<span class="sourceLineNo">798</span> protected synchronized void setupClusterConnection() throws IOException {<a name="line.798"></a> +<span class="sourceLineNo">799</span> if (clusterConnection == null) {<a name="line.799"></a> +<span class="sourceLineNo">800</span> clusterConnection = createClusterConnection();<a name="line.800"></a> +<span class="sourceLineNo">801</span> metaTableLocator = new MetaTableLocator();<a name="line.801"></a> +<span class="sourceLineNo">802</span> }<a name="line.802"></a> +<span class="sourceLineNo">803</span> }<a name="line.803"></a> +<span class="sourceLineNo">804</span><a name="line.804"></a> +<span class="sourceLineNo">805</span> /**<a name="line.805"></a> +<span class="sourceLineNo">806</span> * All initialization needed before we go register 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Hence aborting RS.", t);<a name="line.833"></a> +<span class="sourceLineNo">834</span> }<a name="line.834"></a> +<span class="sourceLineNo">835</span> }<a name="line.835"></a> +<span class="sourceLineNo">836</span><a name="line.836"></a> +<span class="sourceLineNo">837</span> /**<a name="line.837"></a> +<span class="sourceLineNo">838</span> * Bring up connection to zk ensemble and then wait until a master for this<a name="line.838"></a> +<span class="sourceLineNo">839</span> * cluster and then after that, wait until cluster 'up' flag has been set.<a name="line.839"></a> +<span class="sourceLineNo">840</span> * This is the order in which master does things.<a name="line.840"></a> +<span class="sourceLineNo">841</span> * Finally open long-living server short-circuit connection.<a name="line.841"></a> +<span class="sourceLineNo">842</span> * @throws IOException<a name="line.842"></a> +<span class="sourceLineNo">843</span> * @throws InterruptedException<a name="line.843"></a> +<span class="sourceLineNo">844</span> */<a name="line.844"></a> +<span class="sourceLineNo">845</span> @edu.umd.cs.findbugs.annotations.SuppressWarnings(value="RV_RETURN_VALUE_IGNORED_BAD_PRACTICE",<a name="line.845"></a> +<span class="sourceLineNo">846</span> justification="cluster Id znode read would give us correct response")<a name="line.846"></a> +<span class="sourceLineNo">847</span> private void initializeZooKeeper() throws IOException, InterruptedException {<a name="line.847"></a> +<span class="sourceLineNo">848</span> // Create the master address tracker, register with zk, and start it. 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Master will set this flag up in zookeeper<a name="line.853"></a> +<span class="sourceLineNo">854</span> // when ready.<a name="line.854"></a> +<span class="sourceLineNo">855</span> blockAndCheckIfStopped(this.clusterStatusTracker);<a name="line.855"></a> <span class="sourceLineNo">856</span><a name="line.856"></a> -<span class="sourceLineNo">857</span> // In case colocated master, wait here till it's active.<a name="line.857"></a> -<span class="sourceLineNo">858</span> // So backup masters won't start as regionservers.<a name="line.858"></a> -<span class="sourceLineNo">859</span> // This is to avoid showing backup masters as regionservers<a name="line.859"></a> -<span class="sourceLineNo">860</span> // in master web UI, or assigning any region to them.<a name="line.860"></a> -<span class="sourceLineNo">861</span> waitForMasterActive();<a name="line.861"></a> -<span class="sourceLineNo">862</span> if (isStopped() || isAborted()) {<a name="line.862"></a> -<span 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class="sourceLineNo">915</span> // Compaction thread<a name="line.915"></a> -<span class="sourceLineNo">916</span> this.compactSplitThread = new CompactSplit(this);<a name="line.916"></a> -<span class="sourceLineNo">917</span><a name="line.917"></a> -<span class="sourceLineNo">918</span> // Background thread to check for compactions; needed if region has not gotten updates<a name="line.918"></a> -<span class="sourceLineNo">919</span> // in a while. 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<TRUNCATED>
