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Posted to commits@hbase.apache.org by gi...@apache.org on 2021/09/03 20:17:40 UTC
[hbase-site] branch asf-site updated: Published site at
dd293c8ba97248f292667c52d7e95420611e3e22.
This is an automated email from the ASF dual-hosted git repository.
git-site-role pushed a commit to branch asf-site
in repository https://gitbox.apache.org/repos/asf/hbase-site.git
The following commit(s) were added to refs/heads/asf-site by this push:
new 6e3ac3d Published site at dd293c8ba97248f292667c52d7e95420611e3e22.
6e3ac3d is described below
commit 6e3ac3d8e1aa06bc997df5621807d69f6ebf83c2
Author: jenkins <bu...@apache.org>
AuthorDate: Fri Sep 3 20:17:30 2021 +0000
Published site at dd293c8ba97248f292667c52d7e95420611e3e22.
---
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67 files changed, 9197 insertions(+), 9162 deletions(-)
diff --git a/acid-semantics.html b/acid-semantics.html
index 292299d..6afd0c9 100644
--- a/acid-semantics.html
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<div class="row">
<p>Copyright ©2007–2021
<a href="https://www.apache.org/">The Apache Software Foundation</a>.
-All rights reserved. <li id="publishDate" class="pull-right">Last Published: 2021-09-02</li>
+All rights reserved. <li id="publishDate" class="pull-right">Last Published: 2021-09-03</li>
</p>
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diff --git a/apache_hbase_reference_guide.pdf b/apache_hbase_reference_guide.pdf
index da0bbb8..16feb2e 100644
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<div id="footer">
<div id="footer-text">
Version 3.0.0-alpha-2-SNAPSHOT<br>
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+Last updated 2021-09-03 20:05:24 UTC
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<p>Copyright ©2007–2021
<a href="https://www.apache.org/">The Apache Software Foundation</a>.
-All rights reserved. <li id="publishDate" class="pull-right">Last Published: 2021-09-02</li>
+All rights reserved. <li id="publishDate" class="pull-right">Last Published: 2021-09-03</li>
</p>
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<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
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<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
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-<span class="sourceLineNo">326</span><a name="line.326"></a>
-<span class="sourceLineNo">327</span> // manager of replication<a name="line.327"></a>
-<span class="sourceLineNo">328</span> private ReplicationPeerManager replicationPeerManager;<a name="line.328"></a>
-<span class="sourceLineNo">329</span><a name="line.329"></a>
-<span class="sourceLineNo">330</span> private SyncReplicationReplayWALManager syncReplicationReplayWALManager;<a name="line.330"></a>
-<span class="sourceLineNo">331</span><a name="line.331"></a>
-<span class="sourceLineNo">332</span> // buffer for "fatal error" notices from region servers<a name="line.332"></a>
-<span class="sourceLineNo">333</span> // in the cluster. This is only used for assisting<a name="line.333"></a>
-<span class="sourceLineNo">334</span> // operations/debugging.<a name="line.334"></a>
-<span class="sourceLineNo">335</span> MemoryBoundedLogMessageBuffer rsFatals;<a name="line.335"></a>
-<span class="sourceLineNo">336</span><a name="line.336"></a>
-<span class="sourceLineNo">337</span> // flag set after we become the active master (used for testing)<a name="line.337"></a>
-<span class="sourceLineNo">338</span> private volatile boolean activeMaster = false;<a name="line.338"></a>
-<span class="sourceLineNo">339</span><a name="line.339"></a>
-<span class="sourceLineNo">340</span> // flag set after we complete initialization once active<a name="line.340"></a>
-<span class="sourceLineNo">341</span> private final ProcedureEvent<?> initialized = new ProcedureEvent<>("master initialized");<a name="line.341"></a>
-<span class="sourceLineNo">342</span><a name="line.342"></a>
-<span class="sourceLineNo">343</span> // flag set after master services are started,<a name="line.343"></a>
-<span class="sourceLineNo">344</span> // initialization may have not completed yet.<a name="line.344"></a>
-<span class="sourceLineNo">345</span> volatile boolean serviceStarted = false;<a name="line.345"></a>
-<span class="sourceLineNo">346</span><a name="line.346"></a>
-<span class="sourceLineNo">347</span> // Maximum time we should run balancer for<a name="line.347"></a>
-<span class="sourceLineNo">348</span> private final int maxBalancingTime;<a name="line.348"></a>
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-<span class="sourceLineNo">350</span> private final double maxRitPercent;<a name="line.350"></a>
-<span class="sourceLineNo">351</span><a name="line.351"></a>
-<span class="sourceLineNo">352</span> private final LockManager lockManager = new LockManager(this);<a name="line.352"></a>
-<span class="sourceLineNo">353</span><a name="line.353"></a>
-<span class="sourceLineNo">354</span> private RSGroupBasedLoadBalancer balancer;<a name="line.354"></a>
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-<span class="sourceLineNo">357</span> private ClusterStatusChore clusterStatusChore;<a name="line.357"></a>
-<span class="sourceLineNo">358</span> private ClusterStatusPublisher clusterStatusPublisherChore = null;<a name="line.358"></a>
-<span class="sourceLineNo">359</span> private SnapshotCleanerChore snapshotCleanerChore = null;<a name="line.359"></a>
-<span class="sourceLineNo">360</span><a name="line.360"></a>
-<span class="sourceLineNo">361</span> private HbckChore hbckChore;<a name="line.361"></a>
-<span class="sourceLineNo">362</span> CatalogJanitor catalogJanitorChore;<a name="line.362"></a>
-<span class="sourceLineNo">363</span> private DirScanPool cleanerPool;<a name="line.363"></a>
-<span class="sourceLineNo">364</span> private LogCleaner logCleaner;<a name="line.364"></a>
-<span class="sourceLineNo">365</span> private HFileCleaner hfileCleaner;<a name="line.365"></a>
-<span class="sourceLineNo">366</span> private ReplicationBarrierCleaner replicationBarrierCleaner;<a name="line.366"></a>
-<span class="sourceLineNo">367</span> private MobFileCleanerChore mobFileCleanerChore;<a name="line.367"></a>
-<span class="sourceLineNo">368</span> private MobFileCompactionChore mobFileCompactionChore;<a name="line.368"></a>
-<span class="sourceLineNo">369</span> // used to synchronize the mobCompactionStates<a name="line.369"></a>
-<span class="sourceLineNo">370</span> private final IdLock mobCompactionLock = new IdLock();<a name="line.370"></a>
-<span class="sourceLineNo">371</span> // save the information of mob compactions in tables.<a name="line.371"></a>
-<span class="sourceLineNo">372</span> // the key is table name, the value is the number of compactions in that table.<a name="line.372"></a>
-<span class="sourceLineNo">373</span> private Map<TableName, AtomicInteger> mobCompactionStates = Maps.newConcurrentMap();<a name="line.373"></a>
-<span class="sourceLineNo">374</span><a name="line.374"></a>
-<span class="sourceLineNo">375</span> MasterCoprocessorHost cpHost;<a name="line.375"></a>
-<span class="sourceLineNo">376</span><a name="line.376"></a>
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-<span class="sourceLineNo">378</span><a name="line.378"></a>
-<span class="sourceLineNo">379</span> // Time stamps for when a hmaster became active<a name="line.379"></a>
-<span class="sourceLineNo">380</span> private long masterActiveTime;<a name="line.380"></a>
-<span class="sourceLineNo">381</span><a name="line.381"></a>
-<span class="sourceLineNo">382</span> // Time stamp for when HMaster finishes becoming Active Master<a name="line.382"></a>
-<span class="sourceLineNo">383</span> private long masterFinishedInitializationTime;<a name="line.383"></a>
-<span class="sourceLineNo">384</span><a name="line.384"></a>
-<span class="sourceLineNo">385</span> Map<String, Service> coprocessorServiceHandlers = Maps.newHashMap();<a name="line.385"></a>
-<span class="sourceLineNo">386</span><a name="line.386"></a>
-<span class="sourceLineNo">387</span> // monitor for snapshot of hbase tables<a name="line.387"></a>
-<span class="sourceLineNo">388</span> SnapshotManager snapshotManager;<a name="line.388"></a>
-<span class="sourceLineNo">389</span> // monitor for distributed procedures<a name="line.389"></a>
-<span class="sourceLineNo">390</span> private MasterProcedureManagerHost mpmHost;<a name="line.390"></a>
-<span class="sourceLineNo">391</span><a name="line.391"></a>
-<span class="sourceLineNo">392</span> private RegionsRecoveryChore regionsRecoveryChore = null;<a name="line.392"></a>
-<span class="sourceLineNo">393</span><a name="line.393"></a>
-<span class="sourceLineNo">394</span> private RegionsRecoveryConfigManager regionsRecoveryConfigManager = null;<a name="line.394"></a>
-<span class="sourceLineNo">395</span> // it is assigned after 'initialized' guard set to true, so should be volatile<a name="line.395"></a>
-<span class="sourceLineNo">396</span> private volatile MasterQuotaManager quotaManager;<a name="line.396"></a>
-<span class="sourceLineNo">397</span> private SpaceQuotaSnapshotNotifier spaceQuotaSnapshotNotifier;<a name="line.397"></a>
-<span class="sourceLineNo">398</span> private QuotaObserverChore quotaObserverChore;<a name="line.398"></a>
-<span class="sourceLineNo">399</span> private SnapshotQuotaObserverChore snapshotQuotaChore;<a name="line.399"></a>
-<span class="sourceLineNo">400</span><a name="line.400"></a>
-<span class="sourceLineNo">401</span> private ProcedureExecutor<MasterProcedureEnv> procedureExecutor;<a name="line.401"></a>
-<span class="sourceLineNo">402</span> private ProcedureStore procedureStore;<a name="line.402"></a>
-<span class="sourceLineNo">403</span><a name="line.403"></a>
-<span class="sourceLineNo">404</span> // the master local storage to store procedure data, meta region locations, etc.<a name="line.404"></a>
-<span class="sourceLineNo">405</span> private MasterRegion masterRegion;<a name="line.405"></a>
-<span class="sourceLineNo">406</span><a name="line.406"></a>
-<span class="sourceLineNo">407</span> // handle table states<a name="line.407"></a>
-<span class="sourceLineNo">408</span> private TableStateManager tableStateManager;<a name="line.408"></a>
-<span class="sourceLineNo">409</span><a name="line.409"></a>
-<span class="sourceLineNo">410</span> /** jetty server for master to redirect requests to regionserver infoServer */<a name="line.410"></a>
-<span class="sourceLineNo">411</span> private Server masterJettyServer;<a name="line.411"></a>
-<span class="sourceLineNo">412</span><a name="line.412"></a>
-<span class="sourceLineNo">413</span> // Determine if we should do normal startup or minimal "single-user" mode with no region<a name="line.413"></a>
-<span class="sourceLineNo">414</span> // servers and no user tables. Useful for repair and recovery of hbase:meta<a name="line.414"></a>
-<span class="sourceLineNo">415</span> private final boolean maintenanceMode;<a name="line.415"></a>
-<span class="sourceLineNo">416</span> static final String MAINTENANCE_MODE = "hbase.master.maintenance_mode";<a name="line.416"></a>
-<span class="sourceLineNo">417</span><a name="line.417"></a>
-<span class="sourceLineNo">418</span> // Cached clusterId on stand by masters to serve clusterID requests from clients.<a name="line.418"></a>
-<span class="sourceLineNo">419</span> private final CachedClusterId cachedClusterId;<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> * Initializes the HMaster. The steps are as follows:<a name="line.422"></a>
-<span class="sourceLineNo">423</span> * <p><a name="line.423"></a>
-<span class="sourceLineNo">424</span> * <ol><a name="line.424"></a>
-<span class="sourceLineNo">425</span> * <li>Initialize the local HRegionServer<a name="line.425"></a>
-<span class="sourceLineNo">426</span> * <li>Start the ActiveMasterManager.<a name="line.426"></a>
-<span class="sourceLineNo">427</span> * </ol><a name="line.427"></a>
-<span class="sourceLineNo">428</span> * <p><a name="line.428"></a>
-<span class="sourceLineNo">429</span> * Remaining steps of initialization occur in<a name="line.429"></a>
-<span class="sourceLineNo">430</span> * {@link #finishActiveMasterInitialization(MonitoredTask)} after the master becomes the<a name="line.430"></a>
-<span class="sourceLineNo">431</span> * active one.<a name="line.431"></a>
-<span class="sourceLineNo">432</span> */<a name="line.432"></a>
-<span class="sourceLineNo">433</span> public HMaster(final Configuration conf) throws IOException {<a name="line.433"></a>
-<span class="sourceLineNo">434</span> super(conf);<a name="line.434"></a>
-<span class="sourceLineNo">435</span> try {<a name="line.435"></a>
-<span class="sourceLineNo">436</span> if (conf.getBoolean(MAINTENANCE_MODE, false)) {<a name="line.436"></a>
-<span class="sourceLineNo">437</span> LOG.info("Detected {}=true via configuration.", MAINTENANCE_MODE);<a name="line.437"></a>
-<span class="sourceLineNo">438</span> maintenanceMode = true;<a name="line.438"></a>
-<span class="sourceLineNo">439</span> } else if (Boolean.getBoolean(MAINTENANCE_MODE)) {<a name="line.439"></a>
-<span class="sourceLineNo">440</span> LOG.info("Detected {}=true via environment variables.", MAINTENANCE_MODE);<a name="line.440"></a>
-<span class="sourceLineNo">441</span> maintenanceMode = true;<a name="line.441"></a>
-<span class="sourceLineNo">442</span> } else {<a name="line.442"></a>
-<span class="sourceLineNo">443</span> maintenanceMode = false;<a name="line.443"></a>
-<span class="sourceLineNo">444</span> }<a name="line.444"></a>
-<span class="sourceLineNo">445</span> this.rsFatals = new MemoryBoundedLogMessageBuffer(<a name="line.445"></a>
-<span class="sourceLineNo">446</span> conf.getLong("hbase.master.buffer.for.rs.fatals", 1 * 1024 * 1024));<a name="line.446"></a>
-<span class="sourceLineNo">447</span> LOG.info("hbase.rootdir={}, hbase.cluster.distributed={}", getDataRootDir(),<a name="line.447"></a>
-<span class="sourceLineNo">448</span> this.conf.getBoolean(HConstants.CLUSTER_DISTRIBUTED, false));<a name="line.448"></a>
-<span class="sourceLineNo">449</span><a name="line.449"></a>
-<span class="sourceLineNo">450</span> // Disable usage of meta replicas in the master<a name="line.450"></a>
-<span class="sourceLineNo">451</span> this.conf.setBoolean(HConstants.USE_META_REPLICAS, false);<a name="line.451"></a>
-<span class="sourceLineNo">452</span><a name="line.452"></a>
-<span class="sourceLineNo">453</span> decorateMasterConfiguration(this.conf);<a name="line.453"></a>
-<span class="sourceLineNo">454</span><a name="line.454"></a>
-<span class="sourceLineNo">455</span> // Hack! Maps DFSClient => Master for logs. HDFS made this<a name="line.455"></a>
-<span class="sourceLineNo">456</span> // config param for task trackers, but we can piggyback off of it.<a name="line.456"></a>
-<span class="sourceLineNo">457</span> if (this.conf.get("mapreduce.task.attempt.id") == null) {<a name="line.457"></a>
-<span class="sourceLineNo">458</span> this.conf.set("mapreduce.task.attempt.id", "hb_m_" + this.serverName.toString());<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> this.metricsMaster = new MetricsMaster(new MetricsMasterWrapperImpl(this));<a name="line.461"></a>
-<span class="sourceLineNo">462</span><a name="line.462"></a>
-<span class="sourceLineNo">463</span> // preload table descriptor at startup<a name="line.463"></a>
-<span class="sourceLineNo">464</span> this.preLoadTableDescriptors = conf.getBoolean("hbase.master.preload.tabledescriptors", true);<a name="line.464"></a>
-<span class="sourceLineNo">465</span><a name="line.465"></a>
-<span class="sourceLineNo">466</span> this.maxBalancingTime = getMaxBalancingTime();<a name="line.466"></a>
-<span class="sourceLineNo">467</span> this.maxRitPercent = conf.getDouble(HConstants.HBASE_MASTER_BALANCER_MAX_RIT_PERCENT,<a name="line.467"></a>
-<span class="sourceLineNo">468</span> HConstants.DEFAULT_HBASE_MASTER_BALANCER_MAX_RIT_PERCENT);<a name="line.468"></a>
+<span class="sourceLineNo">218</span>import org.apache.hadoop.hbase.util.JVMClusterUtil;<a name="line.218"></a>
+<span class="sourceLineNo">219</span>import org.apache.hadoop.hbase.util.ModifyRegionUtils;<a name="line.219"></a>
+<span class="sourceLineNo">220</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.220"></a>
+<span class="sourceLineNo">221</span>import org.apache.hadoop.hbase.util.RetryCounter;<a name="line.221"></a>
+<span class="sourceLineNo">222</span>import org.apache.hadoop.hbase.util.RetryCounterFactory;<a name="line.222"></a>
+<span class="sourceLineNo">223</span>import org.apache.hadoop.hbase.util.TableDescriptorChecker;<a name="line.223"></a>
+<span class="sourceLineNo">224</span>import org.apache.hadoop.hbase.util.Threads;<a name="line.224"></a>
+<span class="sourceLineNo">225</span>import org.apache.hadoop.hbase.util.VersionInfo;<a name="line.225"></a>
+<span class="sourceLineNo">226</span>import org.apache.hadoop.hbase.zookeeper.LoadBalancerTracker;<a name="line.226"></a>
+<span class="sourceLineNo">227</span>import org.apache.hadoop.hbase.zookeeper.MasterAddressTracker;<a name="line.227"></a>
+<span class="sourceLineNo">228</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.228"></a>
+<span class="sourceLineNo">229</span>import org.apache.hadoop.hbase.zookeeper.RegionNormalizerTracker;<a name="line.229"></a>
+<span class="sourceLineNo">230</span>import org.apache.hadoop.hbase.zookeeper.SnapshotCleanupTracker;<a name="line.230"></a>
+<span class="sourceLineNo">231</span>import org.apache.hadoop.hbase.zookeeper.ZKClusterId;<a name="line.231"></a>
+<span class="sourceLineNo">232</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.232"></a>
+<span class="sourceLineNo">233</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.233"></a>
+<span class="sourceLineNo">234</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.234"></a>
+<span class="sourceLineNo">235</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.235"></a>
+<span class="sourceLineNo">236</span>import org.apache.zookeeper.KeeperException;<a name="line.236"></a>
+<span class="sourceLineNo">237</span>import org.slf4j.Logger;<a name="line.237"></a>
+<span class="sourceLineNo">238</span>import org.slf4j.LoggerFactory;<a name="line.238"></a>
+<span class="sourceLineNo">239</span><a name="line.239"></a>
+<span class="sourceLineNo">240</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.240"></a>
+<span class="sourceLineNo">241</span>import org.apache.hbase.thirdparty.com.google.common.collect.Maps;<a name="line.241"></a>
+<span class="sourceLineNo">242</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.242"></a>
+<span class="sourceLineNo">243</span>import org.apache.hbase.thirdparty.com.google.common.io.Closeables;<a name="line.243"></a>
+<span class="sourceLineNo">244</span>import org.apache.hbase.thirdparty.com.google.protobuf.Descriptors;<a name="line.244"></a>
+<span class="sourceLineNo">245</span>import org.apache.hbase.thirdparty.com.google.protobuf.Service;<a name="line.245"></a>
+<span class="sourceLineNo">246</span>import org.apache.hbase.thirdparty.org.eclipse.jetty.server.Server;<a name="line.246"></a>
+<span class="sourceLineNo">247</span>import org.apache.hbase.thirdparty.org.eclipse.jetty.server.ServerConnector;<a name="line.247"></a>
+<span class="sourceLineNo">248</span>import org.apache.hbase.thirdparty.org.eclipse.jetty.servlet.ServletHolder;<a name="line.248"></a>
+<span class="sourceLineNo">249</span>import org.apache.hbase.thirdparty.org.eclipse.jetty.webapp.WebAppContext;<a name="line.249"></a>
+<span class="sourceLineNo">250</span><a name="line.250"></a>
+<span class="sourceLineNo">251</span>import org.apache.hadoop.hbase.shaded.protobuf.RequestConverter;<a name="line.251"></a>
+<span class="sourceLineNo">252</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.GetRegionInfoResponse;<a name="line.252"></a>
+<span class="sourceLineNo">253</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription;<a name="line.253"></a>
+<span class="sourceLineNo">254</span><a name="line.254"></a>
+<span class="sourceLineNo">255</span>/**<a name="line.255"></a>
+<span class="sourceLineNo">256</span> * HMaster is the "master server" for HBase. An HBase cluster has one active master. If many masters<a name="line.256"></a>
+<span class="sourceLineNo">257</span> * are started, all compete. Whichever wins goes on to run the cluster. All others park themselves<a name="line.257"></a>
+<span class="sourceLineNo">258</span> * in their constructor until master or cluster shutdown or until the active master loses its lease<a name="line.258"></a>
+<span class="sourceLineNo">259</span> * in zookeeper. Thereafter, all running master jostle to take over master role.<a name="line.259"></a>
+<span class="sourceLineNo">260</span> * <p/><a name="line.260"></a>
+<span class="sourceLineNo">261</span> * The Master can be asked shutdown the cluster. See {@link #shutdown()}. In this case it will tell<a name="line.261"></a>
+<span class="sourceLineNo">262</span> * all regionservers to go down and then wait on them all reporting in that they are down. This<a name="line.262"></a>
+<span class="sourceLineNo">263</span> * master will then shut itself down.<a name="line.263"></a>
+<span class="sourceLineNo">264</span> * <p/><a name="line.264"></a>
+<span class="sourceLineNo">265</span> * You can also shutdown just this master. Call {@link #stopMaster()}.<a name="line.265"></a>
+<span class="sourceLineNo">266</span> * @see org.apache.zookeeper.Watcher<a name="line.266"></a>
+<span class="sourceLineNo">267</span> */<a name="line.267"></a>
+<span class="sourceLineNo">268</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.268"></a>
+<span class="sourceLineNo">269</span>@SuppressWarnings("deprecation")<a name="line.269"></a>
+<span class="sourceLineNo">270</span>public class HMaster extends HRegionServer implements MasterServices {<a name="line.270"></a>
+<span class="sourceLineNo">271</span><a name="line.271"></a>
+<span class="sourceLineNo">272</span> private static final Logger LOG = LoggerFactory.getLogger(HMaster.class);<a name="line.272"></a>
+<span class="sourceLineNo">273</span><a name="line.273"></a>
+<span class="sourceLineNo">274</span> // MASTER is name of the webapp and the attribute name used stuffing this<a name="line.274"></a>
+<span class="sourceLineNo">275</span> //instance into web context.<a name="line.275"></a>
+<span class="sourceLineNo">276</span> public static final String MASTER = "master";<a name="line.276"></a>
+<span class="sourceLineNo">277</span><a name="line.277"></a>
+<span class="sourceLineNo">278</span> // Manager and zk listener for master election<a name="line.278"></a>
+<span class="sourceLineNo">279</span> private final ActiveMasterManager activeMasterManager;<a name="line.279"></a>
+<span class="sourceLineNo">280</span> // Region server tracker<a name="line.280"></a>
+<span class="sourceLineNo">281</span> private final RegionServerTracker regionServerTracker;<a name="line.281"></a>
+<span class="sourceLineNo">282</span> // Draining region server tracker<a name="line.282"></a>
+<span class="sourceLineNo">283</span> private DrainingServerTracker drainingServerTracker;<a name="line.283"></a>
+<span class="sourceLineNo">284</span> // Tracker for load balancer state<a name="line.284"></a>
+<span class="sourceLineNo">285</span> LoadBalancerTracker loadBalancerTracker;<a name="line.285"></a>
+<span class="sourceLineNo">286</span> // Tracker for meta location, if any client ZK quorum specified<a name="line.286"></a>
+<span class="sourceLineNo">287</span> private MetaLocationSyncer metaLocationSyncer;<a name="line.287"></a>
+<span class="sourceLineNo">288</span> // Tracker for active master location, if any client ZK quorum specified<a name="line.288"></a>
+<span class="sourceLineNo">289</span> @InterfaceAudience.Private<a name="line.289"></a>
+<span class="sourceLineNo">290</span> MasterAddressSyncer masterAddressSyncer;<a name="line.290"></a>
+<span class="sourceLineNo">291</span> // Tracker for auto snapshot cleanup state<a name="line.291"></a>
+<span class="sourceLineNo">292</span> SnapshotCleanupTracker snapshotCleanupTracker;<a name="line.292"></a>
+<span class="sourceLineNo">293</span><a name="line.293"></a>
+<span class="sourceLineNo">294</span> // Tracker for split and merge state<a name="line.294"></a>
+<span class="sourceLineNo">295</span> private SplitOrMergeTracker splitOrMergeTracker;<a name="line.295"></a>
+<span class="sourceLineNo">296</span><a name="line.296"></a>
+<span class="sourceLineNo">297</span> private ClusterSchemaService clusterSchemaService;<a name="line.297"></a>
+<span class="sourceLineNo">298</span><a name="line.298"></a>
+<span class="sourceLineNo">299</span> public static final String HBASE_MASTER_WAIT_ON_SERVICE_IN_SECONDS =<a name="line.299"></a>
+<span class="sourceLineNo">300</span> "hbase.master.wait.on.service.seconds";<a name="line.300"></a>
+<span class="sourceLineNo">301</span> public static final int DEFAULT_HBASE_MASTER_WAIT_ON_SERVICE_IN_SECONDS = 5 * 60;<a name="line.301"></a>
+<span class="sourceLineNo">302</span><a name="line.302"></a>
+<span class="sourceLineNo">303</span> public static final String HBASE_MASTER_CLEANER_INTERVAL = "hbase.master.cleaner.interval";<a name="line.303"></a>
+<span class="sourceLineNo">304</span><a name="line.304"></a>
+<span class="sourceLineNo">305</span> public static final int DEFAULT_HBASE_MASTER_CLEANER_INTERVAL = 600 * 1000;<a name="line.305"></a>
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+<span class="sourceLineNo">307</span> // Metrics for the HMaster<a name="line.307"></a>
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+<span class="sourceLineNo">309</span> // file system manager for the master FS operations<a name="line.309"></a>
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+<span class="sourceLineNo">312</span><a name="line.312"></a>
+<span class="sourceLineNo">313</span> // manager to manage procedure-based WAL splitting, can be null if current<a name="line.313"></a>
+<span class="sourceLineNo">314</span> // is zk-based WAL splitting. SplitWALManager will replace SplitLogManager<a name="line.314"></a>
+<span class="sourceLineNo">315</span> // and MasterWalManager, which means zk-based WAL splitting code will be<a name="line.315"></a>
+<span class="sourceLineNo">316</span> // useless after we switch to the procedure-based one. our eventual goal<a name="line.316"></a>
+<span class="sourceLineNo">317</span> // is to remove all the zk-based WAL splitting code.<a name="line.317"></a>
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+<span class="sourceLineNo">334</span> // in the cluster. This is only used for assisting<a name="line.334"></a>
+<span class="sourceLineNo">335</span> // operations/debugging.<a name="line.335"></a>
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+<span class="sourceLineNo">337</span><a name="line.337"></a>
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+<span class="sourceLineNo">345</span> // initialization may have not completed yet.<a name="line.345"></a>
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+<span class="sourceLineNo">368</span> private MobFileCleanerChore mobFileCleanerChore;<a name="line.368"></a>
+<span class="sourceLineNo">369</span> private MobFileCompactionChore mobFileCompactionChore;<a name="line.369"></a>
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+<span class="sourceLineNo">371</span> private final IdLock mobCompactionLock = new IdLock();<a name="line.371"></a>
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+<span class="sourceLineNo">373</span> // the key is table name, the value is the number of compactions in that table.<a name="line.373"></a>
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+<span class="sourceLineNo">383</span> // Time stamp for when HMaster finishes becoming Active Master<a name="line.383"></a>
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+<span class="sourceLineNo">390</span> // monitor for distributed procedures<a name="line.390"></a>
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+<span class="sourceLineNo">408</span> // handle table states<a name="line.408"></a>
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+<span class="sourceLineNo">412</span> private Server masterJettyServer;<a name="line.412"></a>
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+<span class="sourceLineNo">425</span> /**<a name="line.425"></a>
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-<span class="sourceLineNo">819</span> * what you are doing.<a name="line.819"></a>
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+<span class="sourceLineNo">774</span> // try migrate data from zookeeper<a name="line.774"></a>
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+<span class="sourceLineNo">776</span> masterRegion.getScanner(new Scan().addFamily(HConstants.CATALOG_FAMILY))) {<a name="line.776"></a>
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+<span class="sourceLineNo">780</span> // make sure that the migration is done.<a name="line.780"></a>
+<span class="sourceLineNo">781</span> LOG.info("The {} family in master local region already has data in it, skip migrating...",<a name="line.781"></a>
+<span class="sourceLineNo">782</span> HConstants.CATALOG_FAMILY);<a name="line.782"></a>
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+<span class="sourceLineNo">786</span> // start migrating<a name="line.786"></a>
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+<span class="sourceLineNo">818</span> * <ol><a name="line.818"></a>
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+<span class="sourceLineNo">820</span> * descriptors, etc</li><a name="line.820"></a>
+<span class="sourceLineNo">821</span> * <li>Publish cluster id</li><a name="line.821"></a>
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+<span class="sourceLineNo">824</span> * <ol type='i'><a name="line.824"></a>
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+<span class="sourceLineNo">836</span> * </ol><a name="line.836"></a>
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-<span class="sourceLineNo">949</span> + " from file system", e);<a name="line.949"></a>
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-<span class="sourceLineNo">1059</span> LOG.info(<a name="line.1059"></a>
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+<span class="sourceLineNo">946</span> LOG.info("Failed to load last flushed sequence id of regions"<a name="line.946"></a>
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+<span class="sourceLineNo">973</span><a name="line.973"></a>
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+<span class="sourceLineNo">1023</span> // available. That's what waitForMetaOnline does.<a name="line.1023"></a>
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+<span class="sourceLineNo">1033</span> metaDescriptor.getColumnFamily(HConstants.REPLICATION_BARRIER_FAMILY);<a name="line.1033"></a>
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+<span class="sourceLineNo">1054</span> LOG.info("Update replica count of hbase:meta from {}(in TableDescriptor)" +<a name="line.1054"></a>
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+<span class="sourceLineNo">1058</span> tableDescriptors.update(metaDesc);<a name="line.1058"></a>
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+<span class="sourceLineNo">1062</span> LOG.info(<a name="line.1062"></a>
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+<span class="sourceLineNo">1064</span> " for hbase:meta, altering...",<a name="line.1064"></a>
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+<span class="sourceLineNo">1071</span> }<a name="line.1071"></a>
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+<span class="sourceLineNo">1274</span> // TODO: Add a page to refguide on how to do repair. Have this log message point to it.<a name="line.1274"></a>
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+<span class="sourceLineNo">2542</span> // continuing.<a name="line.2542"></a>
+<span class="sourceLineNo">2543</span> //<a name="line.2543"></a>
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... 12058 lines suppressed ...