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Posted to commits@hbase.apache.org by gi...@apache.org on 2019/01/09 14:51:01 UTC
[16/51] [partial] hbase-site git commit: Published site at
620d70d6186fb800299bcc62ad7179fccfd1be41.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/aa3fb87f/devapidocs/src-html/org/apache/hadoop/hbase/master/assignment/AssignmentManager.RegionInTransitionStat.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/master/assignment/AssignmentManager.RegionInTransitionStat.html b/devapidocs/src-html/org/apache/hadoop/hbase/master/assignment/AssignmentManager.RegionInTransitionStat.html
index e763690..f66043c 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/master/assignment/AssignmentManager.RegionInTransitionStat.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/master/assignment/AssignmentManager.RegionInTransitionStat.html
@@ -1301,610 +1301,613 @@
<span class="sourceLineNo">1293</span> }<a name="line.1293"></a>
<span class="sourceLineNo">1294</span> RegionStateNode regionNode = regionStates.getOrCreateRegionStateNode(regionInfo);<a name="line.1294"></a>
<span class="sourceLineNo">1295</span> // Do not need to lock on regionNode, as we can make sure that before we finish loading<a name="line.1295"></a>
-<span class="sourceLineNo">1296</span> // meta, all the related procedures can not be executed. The only exception is formeta<a name="line.1296"></a>
+<span class="sourceLineNo">1296</span> // meta, all the related procedures can not be executed. The only exception is for meta<a name="line.1296"></a>
<span class="sourceLineNo">1297</span> // region related operations, but here we do not load the informations for meta region.<a name="line.1297"></a>
<span class="sourceLineNo">1298</span> regionNode.setState(localState);<a name="line.1298"></a>
<span class="sourceLineNo">1299</span> regionNode.setLastHost(lastHost);<a name="line.1299"></a>
<span class="sourceLineNo">1300</span> regionNode.setRegionLocation(regionLocation);<a name="line.1300"></a>
<span class="sourceLineNo">1301</span> regionNode.setOpenSeqNum(openSeqNum);<a name="line.1301"></a>
<span class="sourceLineNo">1302</span><a name="line.1302"></a>
-<span class="sourceLineNo">1303</span> if (localState == State.OPEN) {<a name="line.1303"></a>
-<span class="sourceLineNo">1304</span> assert regionLocation != null : "found null region location for " + regionNode;<a name="line.1304"></a>
-<span class="sourceLineNo">1305</span> regionStates.addRegionToServer(regionNode);<a name="line.1305"></a>
-<span class="sourceLineNo">1306</span> } else if (localState == State.OFFLINE || regionInfo.isOffline()) {<a name="line.1306"></a>
-<span class="sourceLineNo">1307</span> regionStates.addToOfflineRegions(regionNode);<a name="line.1307"></a>
-<span class="sourceLineNo">1308</span> }<a name="line.1308"></a>
-<span class="sourceLineNo">1309</span> }<a name="line.1309"></a>
-<span class="sourceLineNo">1310</span> });<a name="line.1310"></a>
-<span class="sourceLineNo">1311</span><a name="line.1311"></a>
-<span class="sourceLineNo">1312</span> // every assignment is blocked until meta is loaded.<a name="line.1312"></a>
-<span class="sourceLineNo">1313</span> wakeMetaLoadedEvent();<a name="line.1313"></a>
-<span class="sourceLineNo">1314</span> }<a name="line.1314"></a>
-<span class="sourceLineNo">1315</span><a name="line.1315"></a>
-<span class="sourceLineNo">1316</span> /**<a name="line.1316"></a>
-<span class="sourceLineNo">1317</span> * Used to check if the meta loading is done.<a name="line.1317"></a>
-<span class="sourceLineNo">1318</span> * <p/><a name="line.1318"></a>
-<span class="sourceLineNo">1319</span> * if not we throw PleaseHoldException since we are rebuilding the RegionStates<a name="line.1319"></a>
-<span class="sourceLineNo">1320</span> * @param hri region to check if it is already rebuild<a name="line.1320"></a>
-<span class="sourceLineNo">1321</span> * @throws PleaseHoldException if meta has not been loaded yet<a name="line.1321"></a>
-<span class="sourceLineNo">1322</span> */<a name="line.1322"></a>
-<span class="sourceLineNo">1323</span> private void checkMetaLoaded(RegionInfo hri) throws PleaseHoldException {<a name="line.1323"></a>
-<span class="sourceLineNo">1324</span> if (!isRunning()) {<a name="line.1324"></a>
-<span class="sourceLineNo">1325</span> throw new PleaseHoldException("AssignmentManager not running");<a name="line.1325"></a>
-<span class="sourceLineNo">1326</span> }<a name="line.1326"></a>
-<span class="sourceLineNo">1327</span> boolean meta = isMetaRegion(hri);<a name="line.1327"></a>
-<span class="sourceLineNo">1328</span> boolean metaLoaded = isMetaLoaded();<a name="line.1328"></a>
-<span class="sourceLineNo">1329</span> if (!meta && !metaLoaded) {<a name="line.1329"></a>
-<span class="sourceLineNo">1330</span> throw new PleaseHoldException(<a name="line.1330"></a>
-<span class="sourceLineNo">1331</span> "Master not fully online; hbase:meta=" + meta + ", metaLoaded=" + metaLoaded);<a name="line.1331"></a>
-<span class="sourceLineNo">1332</span> }<a name="line.1332"></a>
-<span class="sourceLineNo">1333</span> }<a name="line.1333"></a>
-<span class="sourceLineNo">1334</span><a name="line.1334"></a>
-<span class="sourceLineNo">1335</span> // ============================================================================================<a name="line.1335"></a>
-<span class="sourceLineNo">1336</span> // TODO: Metrics<a name="line.1336"></a>
-<span class="sourceLineNo">1337</span> // ============================================================================================<a name="line.1337"></a>
-<span class="sourceLineNo">1338</span> public int getNumRegionsOpened() {<a name="line.1338"></a>
-<span class="sourceLineNo">1339</span> // TODO: Used by TestRegionPlacement.java and assume monotonically increasing value<a name="line.1339"></a>
-<span class="sourceLineNo">1340</span> return 0;<a name="line.1340"></a>
-<span class="sourceLineNo">1341</span> }<a name="line.1341"></a>
-<span class="sourceLineNo">1342</span><a name="line.1342"></a>
-<span class="sourceLineNo">1343</span> public long submitServerCrash(ServerName serverName, boolean shouldSplitWal) {<a name="line.1343"></a>
-<span class="sourceLineNo">1344</span> boolean carryingMeta;<a name="line.1344"></a>
-<span class="sourceLineNo">1345</span> long pid;<a name="line.1345"></a>
-<span class="sourceLineNo">1346</span> ServerStateNode serverNode = regionStates.getServerNode(serverName);<a name="line.1346"></a>
-<span class="sourceLineNo">1347</span> if(serverNode == null){<a name="line.1347"></a>
-<span class="sourceLineNo">1348</span> LOG.info("Skip to add SCP for {} since this server should be OFFLINE already", serverName);<a name="line.1348"></a>
-<span class="sourceLineNo">1349</span> return -1;<a name="line.1349"></a>
-<span class="sourceLineNo">1350</span> }<a name="line.1350"></a>
-<span class="sourceLineNo">1351</span> // we hold the write lock here for fencing on reportRegionStateTransition. Once we set the<a name="line.1351"></a>
-<span class="sourceLineNo">1352</span> // server state to CRASHED, we will no longer accept the reportRegionStateTransition call from<a name="line.1352"></a>
-<span class="sourceLineNo">1353</span> // this server. This is used to simplify the implementation for TRSP and SCP, where we can make<a name="line.1353"></a>
-<span class="sourceLineNo">1354</span> // sure that, the region list fetched by SCP will not be changed any more.<a name="line.1354"></a>
-<span class="sourceLineNo">1355</span> serverNode.writeLock().lock();<a name="line.1355"></a>
-<span class="sourceLineNo">1356</span> try {<a name="line.1356"></a>
-<span class="sourceLineNo">1357</span> ProcedureExecutor<MasterProcedureEnv> procExec = this.master.getMasterProcedureExecutor();<a name="line.1357"></a>
-<span class="sourceLineNo">1358</span> carryingMeta = isCarryingMeta(serverName);<a name="line.1358"></a>
-<span class="sourceLineNo">1359</span> if (!serverNode.isInState(ServerState.ONLINE)) {<a name="line.1359"></a>
-<span class="sourceLineNo">1360</span> LOG.info(<a name="line.1360"></a>
-<span class="sourceLineNo">1361</span> "Skip to add SCP for {} with meta= {}, " +<a name="line.1361"></a>
-<span class="sourceLineNo">1362</span> "since there should be a SCP is processing or already done for this server node",<a name="line.1362"></a>
-<span class="sourceLineNo">1363</span> serverName, carryingMeta);<a name="line.1363"></a>
-<span class="sourceLineNo">1364</span> return -1;<a name="line.1364"></a>
-<span class="sourceLineNo">1365</span> } else {<a name="line.1365"></a>
-<span class="sourceLineNo">1366</span> serverNode.setState(ServerState.CRASHED);<a name="line.1366"></a>
-<span class="sourceLineNo">1367</span> pid = procExec.submitProcedure(new ServerCrashProcedure(procExec.getEnvironment(),<a name="line.1367"></a>
-<span class="sourceLineNo">1368</span> serverName, shouldSplitWal, carryingMeta));<a name="line.1368"></a>
-<span class="sourceLineNo">1369</span> LOG.info(<a name="line.1369"></a>
-<span class="sourceLineNo">1370</span> "Added {} to dead servers which carryingMeta={}, submitted ServerCrashProcedure pid={}",<a name="line.1370"></a>
-<span class="sourceLineNo">1371</span> serverName, carryingMeta, pid);<a name="line.1371"></a>
-<span class="sourceLineNo">1372</span> }<a name="line.1372"></a>
-<span class="sourceLineNo">1373</span> } finally {<a name="line.1373"></a>
-<span class="sourceLineNo">1374</span> serverNode.writeLock().unlock();<a name="line.1374"></a>
-<span class="sourceLineNo">1375</span> }<a name="line.1375"></a>
-<span class="sourceLineNo">1376</span> return pid;<a name="line.1376"></a>
-<span class="sourceLineNo">1377</span> }<a name="line.1377"></a>
-<span class="sourceLineNo">1378</span><a name="line.1378"></a>
-<span class="sourceLineNo">1379</span> public void offlineRegion(final RegionInfo regionInfo) {<a name="line.1379"></a>
-<span class="sourceLineNo">1380</span> // TODO used by MasterRpcServices<a name="line.1380"></a>
-<span class="sourceLineNo">1381</span> RegionStateNode node = regionStates.getRegionStateNode(regionInfo);<a name="line.1381"></a>
-<span class="sourceLineNo">1382</span> if (node != null) {<a name="line.1382"></a>
-<span class="sourceLineNo">1383</span> node.offline();<a name="line.1383"></a>
-<span class="sourceLineNo">1384</span> }<a name="line.1384"></a>
-<span class="sourceLineNo">1385</span> }<a name="line.1385"></a>
-<span class="sourceLineNo">1386</span><a name="line.1386"></a>
-<span class="sourceLineNo">1387</span> public void onlineRegion(final RegionInfo regionInfo, final ServerName serverName) {<a name="line.1387"></a>
-<span class="sourceLineNo">1388</span> // TODO used by TestSplitTransactionOnCluster.java<a name="line.1388"></a>
-<span class="sourceLineNo">1389</span> }<a name="line.1389"></a>
-<span class="sourceLineNo">1390</span><a name="line.1390"></a>
-<span class="sourceLineNo">1391</span> public Map<ServerName, List<RegionInfo>> getSnapShotOfAssignment(<a name="line.1391"></a>
-<span class="sourceLineNo">1392</span> final Collection<RegionInfo> regions) {<a name="line.1392"></a>
-<span class="sourceLineNo">1393</span> return regionStates.getSnapShotOfAssignment(regions);<a name="line.1393"></a>
-<span class="sourceLineNo">1394</span> }<a name="line.1394"></a>
-<span class="sourceLineNo">1395</span><a name="line.1395"></a>
-<span class="sourceLineNo">1396</span> // ============================================================================================<a name="line.1396"></a>
-<span class="sourceLineNo">1397</span> // TODO: UTILS/HELPERS?<a name="line.1397"></a>
-<span class="sourceLineNo">1398</span> // ============================================================================================<a name="line.1398"></a>
-<span class="sourceLineNo">1399</span> /**<a name="line.1399"></a>
-<span class="sourceLineNo">1400</span> * Used by the client (via master) to identify if all regions have the schema updates<a name="line.1400"></a>
-<span class="sourceLineNo">1401</span> *<a name="line.1401"></a>
-<span class="sourceLineNo">1402</span> * @param tableName<a name="line.1402"></a>
-<span class="sourceLineNo">1403</span> * @return Pair indicating the status of the alter command (pending/total)<a name="line.1403"></a>
-<span class="sourceLineNo">1404</span> * @throws IOException<a name="line.1404"></a>
-<span class="sourceLineNo">1405</span> */<a name="line.1405"></a>
-<span class="sourceLineNo">1406</span> public Pair<Integer, Integer> getReopenStatus(TableName tableName) {<a name="line.1406"></a>
-<span class="sourceLineNo">1407</span> if (isTableDisabled(tableName)) return new Pair<Integer, Integer>(0, 0);<a name="line.1407"></a>
-<span class="sourceLineNo">1408</span><a name="line.1408"></a>
-<span class="sourceLineNo">1409</span> final List<RegionState> states = regionStates.getTableRegionStates(tableName);<a name="line.1409"></a>
-<span class="sourceLineNo">1410</span> int ritCount = 0;<a name="line.1410"></a>
-<span class="sourceLineNo">1411</span> for (RegionState regionState: states) {<a name="line.1411"></a>
-<span class="sourceLineNo">1412</span> if (!regionState.isOpened()) ritCount++;<a name="line.1412"></a>
-<span class="sourceLineNo">1413</span> }<a name="line.1413"></a>
-<span class="sourceLineNo">1414</span> return new Pair<Integer, Integer>(ritCount, states.size());<a name="line.1414"></a>
-<span class="sourceLineNo">1415</span> }<a name="line.1415"></a>
-<span class="sourceLineNo">1416</span><a name="line.1416"></a>
-<span class="sourceLineNo">1417</span> // ============================================================================================<a name="line.1417"></a>
-<span class="sourceLineNo">1418</span> // TODO: Region State In Transition<a name="line.1418"></a>
-<span class="sourceLineNo">1419</span> // ============================================================================================<a name="line.1419"></a>
-<span class="sourceLineNo">1420</span> public boolean hasRegionsInTransition() {<a name="line.1420"></a>
-<span class="sourceLineNo">1421</span> return regionStates.hasRegionsInTransition();<a name="line.1421"></a>
-<span class="sourceLineNo">1422</span> }<a name="line.1422"></a>
-<span class="sourceLineNo">1423</span><a name="line.1423"></a>
-<span class="sourceLineNo">1424</span> public List<RegionStateNode> getRegionsInTransition() {<a name="line.1424"></a>
-<span class="sourceLineNo">1425</span> return regionStates.getRegionsInTransition();<a name="line.1425"></a>
-<span class="sourceLineNo">1426</span> }<a name="line.1426"></a>
-<span class="sourceLineNo">1427</span><a name="line.1427"></a>
-<span class="sourceLineNo">1428</span> public List<RegionInfo> getAssignedRegions() {<a name="line.1428"></a>
-<span class="sourceLineNo">1429</span> return regionStates.getAssignedRegions();<a name="line.1429"></a>
-<span class="sourceLineNo">1430</span> }<a name="line.1430"></a>
-<span class="sourceLineNo">1431</span><a name="line.1431"></a>
-<span class="sourceLineNo">1432</span> public RegionInfo getRegionInfo(final byte[] regionName) {<a name="line.1432"></a>
-<span class="sourceLineNo">1433</span> final RegionStateNode regionState = regionStates.getRegionStateNodeFromName(regionName);<a name="line.1433"></a>
-<span class="sourceLineNo">1434</span> return regionState != null ? regionState.getRegionInfo() : null;<a name="line.1434"></a>
-<span class="sourceLineNo">1435</span> }<a name="line.1435"></a>
-<span class="sourceLineNo">1436</span><a name="line.1436"></a>
-<span class="sourceLineNo">1437</span> // ============================================================================================<a name="line.1437"></a>
-<span class="sourceLineNo">1438</span> // Expected states on region state transition.<a name="line.1438"></a>
-<span class="sourceLineNo">1439</span> // Notice that there is expected states for transiting to OPENING state, this is because SCP.<a name="line.1439"></a>
-<span class="sourceLineNo">1440</span> // See the comments in regionOpening method for more details.<a name="line.1440"></a>
-<span class="sourceLineNo">1441</span> // ============================================================================================<a name="line.1441"></a>
-<span class="sourceLineNo">1442</span> private static final State[] STATES_EXPECTED_ON_OPEN = {<a name="line.1442"></a>
-<span class="sourceLineNo">1443</span> State.OPENING, // Normal case<a name="line.1443"></a>
-<span class="sourceLineNo">1444</span> State.OPEN // Retrying<a name="line.1444"></a>
-<span class="sourceLineNo">1445</span> };<a name="line.1445"></a>
-<span class="sourceLineNo">1446</span><a name="line.1446"></a>
-<span class="sourceLineNo">1447</span> private static final State[] STATES_EXPECTED_ON_CLOSING = {<a name="line.1447"></a>
-<span class="sourceLineNo">1448</span> State.OPEN, // Normal case<a name="line.1448"></a>
-<span class="sourceLineNo">1449</span> State.CLOSING, // Retrying<a name="line.1449"></a>
-<span class="sourceLineNo">1450</span> State.SPLITTING, // Offline the split parent<a name="line.1450"></a>
-<span class="sourceLineNo">1451</span> State.MERGING // Offline the merge parents<a name="line.1451"></a>
-<span class="sourceLineNo">1452</span> };<a name="line.1452"></a>
-<span class="sourceLineNo">1453</span><a name="line.1453"></a>
-<span class="sourceLineNo">1454</span> private static final State[] STATES_EXPECTED_ON_CLOSED = {<a name="line.1454"></a>
-<span class="sourceLineNo">1455</span> State.CLOSING, // Normal case<a name="line.1455"></a>
-<span class="sourceLineNo">1456</span> State.CLOSED // Retrying<a name="line.1456"></a>
-<span class="sourceLineNo">1457</span> };<a name="line.1457"></a>
-<span class="sourceLineNo">1458</span><a name="line.1458"></a>
-<span class="sourceLineNo">1459</span> // This is for manually scheduled region assign, can add other states later if we find out other<a name="line.1459"></a>
-<span class="sourceLineNo">1460</span> // usages<a name="line.1460"></a>
-<span class="sourceLineNo">1461</span> private static final State[] STATES_EXPECTED_ON_ASSIGN = { State.CLOSED, State.OFFLINE };<a name="line.1461"></a>
-<span class="sourceLineNo">1462</span><a name="line.1462"></a>
-<span class="sourceLineNo">1463</span> // We only allow unassign or move a region which is in OPEN state.<a name="line.1463"></a>
-<span class="sourceLineNo">1464</span> private static final State[] STATES_EXPECTED_ON_UNASSIGN_OR_MOVE = { State.OPEN };<a name="line.1464"></a>
+<span class="sourceLineNo">1303</span> // Note: keep consistent with other methods, see region(Opening|Opened|Closing)<a name="line.1303"></a>
+<span class="sourceLineNo">1304</span> // RIT/ServerCrash handling should take care of the transiting regions.<a name="line.1304"></a>
+<span class="sourceLineNo">1305</span> if (localState.matches(State.OPEN, State.OPENING, State.CLOSING, State.SPLITTING,<a name="line.1305"></a>
+<span class="sourceLineNo">1306</span> State.MERGING)) {<a name="line.1306"></a>
+<span class="sourceLineNo">1307</span> assert regionLocation != null : "found null region location for " + regionNode;<a name="line.1307"></a>
+<span class="sourceLineNo">1308</span> regionStates.addRegionToServer(regionNode);<a name="line.1308"></a>
+<span class="sourceLineNo">1309</span> } else if (localState == State.OFFLINE || regionInfo.isOffline()) {<a name="line.1309"></a>
+<span class="sourceLineNo">1310</span> regionStates.addToOfflineRegions(regionNode);<a name="line.1310"></a>
+<span class="sourceLineNo">1311</span> }<a name="line.1311"></a>
+<span class="sourceLineNo">1312</span> }<a name="line.1312"></a>
+<span class="sourceLineNo">1313</span> });<a name="line.1313"></a>
+<span class="sourceLineNo">1314</span><a name="line.1314"></a>
+<span class="sourceLineNo">1315</span> // every assignment is blocked until meta is loaded.<a name="line.1315"></a>
+<span class="sourceLineNo">1316</span> wakeMetaLoadedEvent();<a name="line.1316"></a>
+<span class="sourceLineNo">1317</span> }<a name="line.1317"></a>
+<span class="sourceLineNo">1318</span><a name="line.1318"></a>
+<span class="sourceLineNo">1319</span> /**<a name="line.1319"></a>
+<span class="sourceLineNo">1320</span> * Used to check if the meta loading is done.<a name="line.1320"></a>
+<span class="sourceLineNo">1321</span> * <p/><a name="line.1321"></a>
+<span class="sourceLineNo">1322</span> * if not we throw PleaseHoldException since we are rebuilding the RegionStates<a name="line.1322"></a>
+<span class="sourceLineNo">1323</span> * @param hri region to check if it is already rebuild<a name="line.1323"></a>
+<span class="sourceLineNo">1324</span> * @throws PleaseHoldException if meta has not been loaded yet<a name="line.1324"></a>
+<span class="sourceLineNo">1325</span> */<a name="line.1325"></a>
+<span class="sourceLineNo">1326</span> private void checkMetaLoaded(RegionInfo hri) throws PleaseHoldException {<a name="line.1326"></a>
+<span class="sourceLineNo">1327</span> if (!isRunning()) {<a name="line.1327"></a>
+<span class="sourceLineNo">1328</span> throw new PleaseHoldException("AssignmentManager not running");<a name="line.1328"></a>
+<span class="sourceLineNo">1329</span> }<a name="line.1329"></a>
+<span class="sourceLineNo">1330</span> boolean meta = isMetaRegion(hri);<a name="line.1330"></a>
+<span class="sourceLineNo">1331</span> boolean metaLoaded = isMetaLoaded();<a name="line.1331"></a>
+<span class="sourceLineNo">1332</span> if (!meta && !metaLoaded) {<a name="line.1332"></a>
+<span class="sourceLineNo">1333</span> throw new PleaseHoldException(<a name="line.1333"></a>
+<span class="sourceLineNo">1334</span> "Master not fully online; hbase:meta=" + meta + ", metaLoaded=" + metaLoaded);<a name="line.1334"></a>
+<span class="sourceLineNo">1335</span> }<a name="line.1335"></a>
+<span class="sourceLineNo">1336</span> }<a name="line.1336"></a>
+<span class="sourceLineNo">1337</span><a name="line.1337"></a>
+<span class="sourceLineNo">1338</span> // ============================================================================================<a name="line.1338"></a>
+<span class="sourceLineNo">1339</span> // TODO: Metrics<a name="line.1339"></a>
+<span class="sourceLineNo">1340</span> // ============================================================================================<a name="line.1340"></a>
+<span class="sourceLineNo">1341</span> public int getNumRegionsOpened() {<a name="line.1341"></a>
+<span class="sourceLineNo">1342</span> // TODO: Used by TestRegionPlacement.java and assume monotonically increasing value<a name="line.1342"></a>
+<span class="sourceLineNo">1343</span> return 0;<a name="line.1343"></a>
+<span class="sourceLineNo">1344</span> }<a name="line.1344"></a>
+<span class="sourceLineNo">1345</span><a name="line.1345"></a>
+<span class="sourceLineNo">1346</span> public long submitServerCrash(ServerName serverName, boolean shouldSplitWal) {<a name="line.1346"></a>
+<span class="sourceLineNo">1347</span> boolean carryingMeta;<a name="line.1347"></a>
+<span class="sourceLineNo">1348</span> long pid;<a name="line.1348"></a>
+<span class="sourceLineNo">1349</span> ServerStateNode serverNode = regionStates.getServerNode(serverName);<a name="line.1349"></a>
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+<span class="sourceLineNo">1351</span> LOG.info("Skip to add SCP for {} since this server should be OFFLINE already", serverName);<a name="line.1351"></a>
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+<span class="sourceLineNo">1534</span> // can't be disabled -- so skip the RPC (besides... enabled is managed by TableStateManager<a name="line.1534"></a>
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+<span class="sourceLineNo">1632</span> * belongs to a non-system table.<a name="line.1632"></a>
+<span class="sourceLineNo">1633</span> */<a name="line.1633"></a>
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+<span class="sourceLineNo">1639</span> // ============================================================================================<a name="line.1639"></a>
+<span class="sourceLineNo">1640</span> // Assign Queue (Assign/Balance)<a name="line.1640"></a>
+<span class="sourceLineNo">1641</span> // ============================================================================================<a name="line.1641"></a>
+<span class="sourceLineNo">1642</span> private final ArrayList<RegionStateNode> pendingAssignQueue = new ArrayList<RegionStateNode>();<a name="line.1642"></a>
+<span class="sourceLineNo">1643</span> private final ReentrantLock assignQueueLock = new ReentrantLock();<a name="line.1643"></a>
+<span class="sourceLineNo">1644</span> private final Condition assignQueueFullCond = assignQueueLock.newCondition();<a name="line.1644"></a>
+<span class="sourceLineNo">1645</span><a name="line.1645"></a>
+<span class="sourceLineNo">1646</span> /**<a name="line.1646"></a>
+<span class="sourceLineNo">1647</span> * Ad
<TRUNCATED>