[30/51] [partial] hbase git commit: Published site at 3bac31b2a49bca153df3b47a198667828b61f36e.

misty Sun, 29 Nov 2015 13:18:19 -0800
http://git-wip-us.apache.org/repos/asf/hbase/blob/ef7355e1/devapidocs/src-html/org/apache/hadoop/hbase/master/SplitLogManager.ResubmitDirective.html
----------------------------------------------------------------------
diff --git 
a/devapidocs/src-html/org/apache/hadoop/hbase/master/SplitLogManager.ResubmitDirective.html
 
b/devapidocs/src-html/org/apache/hadoop/hbase/master/SplitLogManager.ResubmitDirective.html
index fc37c91..9c149ef 100644
--- 
a/devapidocs/src-html/org/apache/hadoop/hbase/master/SplitLogManager.ResubmitDirective.html
+++ 
b/devapidocs/src-html/org/apache/hadoop/hbase/master/SplitLogManager.ResubmitDirective.html
@@ -407,441 +407,440 @@
 <span class="sourceLineNo">399</span>   * It removes recovering regions under 
/hbase/recovering-regions/[encoded region name] so that the<a 
name="line.399"></a>
 <span class="sourceLineNo">400</span>   * region server hosting the region can 
allow reads to the recovered region<a name="line.400"></a>
 <span class="sourceLineNo">401</span>   * @param serverNames servers which are 
just recovered<a name="line.401"></a>
-<span class="sourceLineNo">402</span>   * @param isMetaRecovery whether 
current recovery is for the meta region on<a name="line.402"></a>
-<span class="sourceLineNo">403</span>   *          
&lt;code&gt;serverNames&lt;code&gt;<a name="line.403"></a>
-<span class="sourceLineNo">404</span>   */<a name="line.404"></a>
-<span class="sourceLineNo">405</span>  private void 
removeRecoveringRegions(final Set&lt;ServerName&gt; serverNames, Boolean 
isMetaRecovery) {<a name="line.405"></a>
-<span class="sourceLineNo">406</span>    if (!isLogReplaying()) {<a 
name="line.406"></a>
-<span class="sourceLineNo">407</span>      // the function is only used in 
WALEdit direct replay mode<a name="line.407"></a>
-<span class="sourceLineNo">408</span>      return;<a name="line.408"></a>
-<span class="sourceLineNo">409</span>    }<a name="line.409"></a>
-<span class="sourceLineNo">410</span>    if (serverNames == null || 
serverNames.isEmpty()) return;<a name="line.410"></a>
-<span class="sourceLineNo">411</span><a name="line.411"></a>
-<span class="sourceLineNo">412</span>    Set&lt;String&gt; 
recoveredServerNameSet = new HashSet&lt;String&gt;();<a name="line.412"></a>
-<span class="sourceLineNo">413</span>    for (ServerName tmpServerName : 
serverNames) {<a name="line.413"></a>
-<span class="sourceLineNo">414</span>      
recoveredServerNameSet.add(tmpServerName.getServerName());<a 
name="line.414"></a>
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-<span class="sourceLineNo">416</span>   <a name="line.416"></a>
-<span class="sourceLineNo">417</span>    this.recoveringRegionLock.lock();<a 
name="line.417"></a>
-<span class="sourceLineNo">418</span>    try {<a name="line.418"></a>
-<span class="sourceLineNo">419</span>      ((BaseCoordinatedStateManager) 
server.getCoordinatedStateManager())<a name="line.419"></a>
-<span class="sourceLineNo">420</span>          
.getSplitLogManagerCoordination().removeRecoveringRegions(recoveredServerNameSet,<a
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-<span class="sourceLineNo">421</span>            isMetaRecovery);<a 
name="line.421"></a>
-<span class="sourceLineNo">422</span>    } catch (IOException e) {<a 
name="line.422"></a>
-<span class="sourceLineNo">423</span>      LOG.warn("removeRecoveringRegions 
got exception. Will retry", e);<a name="line.423"></a>
-<span class="sourceLineNo">424</span>      if (serverNames != null &amp;&amp; 
!serverNames.isEmpty()) {<a name="line.424"></a>
-<span class="sourceLineNo">425</span>        
this.failedRecoveringRegionDeletions.add(new Pair&lt;Set&lt;ServerName&gt;, 
Boolean&gt;(serverNames,<a name="line.425"></a>
-<span class="sourceLineNo">426</span>            isMetaRecovery));<a 
name="line.426"></a>
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-<span class="sourceLineNo">428</span>    } finally {<a name="line.428"></a>
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this.recoveringRegionLock.unlock();<a name="line.429"></a>
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-<span class="sourceLineNo">432</span><a name="line.432"></a>
-<span class="sourceLineNo">433</span>  /**<a name="line.433"></a>
-<span class="sourceLineNo">434</span>   * It removes stale recovering regions 
under /hbase/recovering-regions/[encoded region name]<a name="line.434"></a>
-<span class="sourceLineNo">435</span>   * during master initialization 
phase.<a name="line.435"></a>
-<span class="sourceLineNo">436</span>   * @param failedServers A set of known 
failed servers<a name="line.436"></a>
-<span class="sourceLineNo">437</span>   * @throws IOException<a 
name="line.437"></a>
-<span class="sourceLineNo">438</span>   */<a name="line.438"></a>
-<span class="sourceLineNo">439</span>  void removeStaleRecoveringRegions(final 
Set&lt;ServerName&gt; failedServers) throws IOException,<a name="line.439"></a>
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name="line.440"></a>
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= new HashSet&lt;String&gt;();<a name="line.441"></a>
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name="line.442"></a>
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failedServers) {<a name="line.443"></a>
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knownFailedServers.add(tmpServerName.getServerName());<a name="line.444"></a>
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-<span class="sourceLineNo">447</span><a name="line.447"></a>
-<span class="sourceLineNo">448</span>    this.recoveringRegionLock.lock();<a 
name="line.448"></a>
-<span class="sourceLineNo">449</span>    try {<a name="line.449"></a>
-<span class="sourceLineNo">450</span>      ((BaseCoordinatedStateManager) 
server.getCoordinatedStateManager())<a name="line.450"></a>
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.getSplitLogManagerCoordination().removeStaleRecoveringRegions(knownFailedServers);<a
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-<span class="sourceLineNo">452</span>    } finally {<a name="line.452"></a>
-<span class="sourceLineNo">453</span>      
this.recoveringRegionLock.unlock();<a name="line.453"></a>
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-<span class="sourceLineNo">456</span><a name="line.456"></a>
-<span class="sourceLineNo">457</span>  /**<a name="line.457"></a>
-<span class="sourceLineNo">458</span>   * @param path<a name="line.458"></a>
-<span class="sourceLineNo">459</span>   * @param batch<a name="line.459"></a>
-<span class="sourceLineNo">460</span>   * @return null on success, existing 
task on error<a name="line.460"></a>
-<span class="sourceLineNo">461</span>   */<a name="line.461"></a>
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path, TaskBatch batch) {<a name="line.462"></a>
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via this function and<a name="line.464"></a>
-<span class="sourceLineNo">465</span>    // a single thread touches 
batch.installed.<a name="line.465"></a>
-<span class="sourceLineNo">466</span>    Task newtask = new Task();<a 
name="line.466"></a>
-<span class="sourceLineNo">467</span>    newtask.batch = batch;<a 
name="line.467"></a>
-<span class="sourceLineNo">468</span>    oldtask = tasks.putIfAbsent(path, 
newtask);<a name="line.468"></a>
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name="line.469"></a>
-<span class="sourceLineNo">470</span>      batch.installed++;<a 
name="line.470"></a>
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-<span class="sourceLineNo">472</span>    }<a name="line.472"></a>
-<span class="sourceLineNo">473</span>    // new task was not used.<a 
name="line.473"></a>
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name="line.474"></a>
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name="line.475"></a>
-<span class="sourceLineNo">476</span>        if (oldtask.status == SUCCESS) 
{<a name="line.476"></a>
-<span class="sourceLineNo">477</span>          // The task is already done. Do 
not install the batch for this<a name="line.477"></a>
-<span class="sourceLineNo">478</span>          // task because it might be too 
late for setDone() to update<a name="line.478"></a>
-<span class="sourceLineNo">479</span>          // batch.done. There is no need 
for the batch creator to wait for<a name="line.479"></a>
-<span class="sourceLineNo">480</span>          // this task to complete.<a 
name="line.480"></a>
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name="line.481"></a>
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-<span class="sourceLineNo">483</span>        if (oldtask.status == 
IN_PROGRESS) {<a name="line.483"></a>
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name="line.484"></a>
-<span class="sourceLineNo">485</span>          batch.installed++;<a 
name="line.485"></a>
-<span class="sourceLineNo">486</span>          LOG.debug("Previously orphan 
task " + path + " is now being waited upon");<a name="line.486"></a>
-<span class="sourceLineNo">487</span>          return null;<a 
name="line.487"></a>
-<span class="sourceLineNo">488</span>        }<a name="line.488"></a>
-<span class="sourceLineNo">489</span>        while (oldtask.status == FAILURE) 
{<a name="line.489"></a>
-<span class="sourceLineNo">490</span>          LOG.debug("wait for status of 
task " + path + " to change to DELETED");<a name="line.490"></a>
-<span class="sourceLineNo">491</span>          
SplitLogCounters.tot_mgr_wait_for_zk_delete.incrementAndGet();<a 
name="line.491"></a>
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-<span class="sourceLineNo">493</span>            oldtask.wait();<a 
name="line.493"></a>
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e) {<a name="line.494"></a>
-<span class="sourceLineNo">495</span>            
Thread.currentThread().interrupt();<a name="line.495"></a>
-<span class="sourceLineNo">496</span>            LOG.warn("Interrupted when 
waiting for znode delete callback");<a name="line.496"></a>
-<span class="sourceLineNo">497</span>            // fall through to return 
failure<a name="line.497"></a>
-<span class="sourceLineNo">498</span>            break;<a name="line.498"></a>
-<span class="sourceLineNo">499</span>          }<a name="line.499"></a>
-<span class="sourceLineNo">500</span>        }<a name="line.500"></a>
-<span class="sourceLineNo">501</span>        if (oldtask.status != DELETED) 
{<a name="line.501"></a>
-<span class="sourceLineNo">502</span>          LOG.warn("Failure because 
previously failed task"<a name="line.502"></a>
-<span class="sourceLineNo">503</span>              + " state still present. 
Waiting for znode delete callback" + " path=" + path);<a name="line.503"></a>
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name="line.504"></a>
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-<span class="sourceLineNo">506</span>        // reinsert the newTask and it 
must succeed this time<a name="line.506"></a>
-<span class="sourceLineNo">507</span>        Task t = tasks.putIfAbsent(path, 
newtask);<a name="line.507"></a>
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name="line.508"></a>
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name="line.510"></a>
-<span class="sourceLineNo">511</span>        }<a name="line.511"></a>
-<span class="sourceLineNo">512</span>        LOG.fatal("Logic error. Deleted 
task still present in tasks map");<a name="line.512"></a>
-<span class="sourceLineNo">513</span>        assert false : "Deleted task 
still present in tasks map";<a name="line.513"></a>
-<span class="sourceLineNo">514</span>        return t;<a name="line.514"></a>
-<span class="sourceLineNo">515</span>      }<a name="line.515"></a>
-<span class="sourceLineNo">516</span>      LOG.warn("Failure because two 
threads can't wait for the same task; path=" + path);<a name="line.516"></a>
-<span class="sourceLineNo">517</span>      return oldtask;<a 
name="line.517"></a>
-<span class="sourceLineNo">518</span>    }<a name="line.518"></a>
-<span class="sourceLineNo">519</span>  }<a name="line.519"></a>
-<span class="sourceLineNo">520</span><a name="line.520"></a>
-<span class="sourceLineNo">521</span>  Task findOrCreateOrphanTask(String 
path) {<a name="line.521"></a>
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name="line.522"></a>
-<span class="sourceLineNo">523</span>    Task task;<a name="line.523"></a>
-<span class="sourceLineNo">524</span>    task = tasks.putIfAbsent(path, 
orphanTask);<a name="line.524"></a>
-<span class="sourceLineNo">525</span>    if (task == null) {<a 
name="line.525"></a>
-<span class="sourceLineNo">526</span>      LOG.info("creating orphan task " + 
path);<a name="line.526"></a>
-<span class="sourceLineNo">527</span>      
SplitLogCounters.tot_mgr_orphan_task_acquired.incrementAndGet();<a 
name="line.527"></a>
-<span class="sourceLineNo">528</span>      task = orphanTask;<a 
name="line.528"></a>
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-<span class="sourceLineNo">530</span>    return task;<a name="line.530"></a>
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-<span class="sourceLineNo">532</span><a name="line.532"></a>
-<span class="sourceLineNo">533</span>  public void stop() {<a 
name="line.533"></a>
-<span class="sourceLineNo">534</span>    if (choreService != null) {<a 
name="line.534"></a>
-<span class="sourceLineNo">535</span>      choreService.shutdown();<a 
name="line.535"></a>
-<span class="sourceLineNo">536</span>    }<a name="line.536"></a>
-<span class="sourceLineNo">537</span>    if (timeoutMonitor != null) {<a 
name="line.537"></a>
-<span class="sourceLineNo">538</span>      timeoutMonitor.cancel(true);<a 
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-<span class="sourceLineNo">542</span>  void handleDeadWorker(ServerName 
workerName) {<a name="line.542"></a>
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TimeoutMonitor thread. Makes it easier<a name="line.543"></a>
-<span class="sourceLineNo">544</span>    // to reason about concurrency. Makes 
it easier to retry.<a name="line.544"></a>
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HashSet&lt;ServerName&gt;(100);<a name="line.547"></a>
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name="line.549"></a>
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workerName);<a name="line.551"></a>
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name="line.559"></a>
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serverNames);<a name="line.561"></a>
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mode from outstanding split log tasks from before or current<a 
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isForInitialization) throws IOException {<a name="line.570"></a>
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IOException {<a name="line.577"></a>
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this.recoveringRegionLock.unlock();<a name="line.587"></a>
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wait for all their tasks to be done.<a name="line.620"></a>
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recoveredServerNameSet.add(tmpServerName.getServerName());<a 
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this.recoveringRegionLock.unlock();<a name="line.428"></a>
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knownFailedServers.add(tmpServerName.getServerName());<a name="line.443"></a>
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this.recoveringRegionLock.unlock();<a name="line.452"></a>
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{<a name="line.488"></a>
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SplitLogCounters.tot_mgr_wait_for_zk_delete.incrementAndGet();<a 
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Thread.currentThread().interrupt();<a name="line.494"></a>
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failure<a name="line.496"></a>
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{<a name="line.500"></a>
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Waiting for znode delete callback" + " path=" + path);<a name="line.502"></a>
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still present in tasks map";<a name="line.512"></a>
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name="line.516"></a>
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SplitLogCounters.tot_mgr_orphan_task_acquired.incrementAndGet();<a 
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+<span class="sourceLineNo">540</span><a name="line.540"></a>
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+<span class="sourceLineNo">542</span>    // resubmit the tasks on the 
TimeoutMonitor thread. Makes it easier<a name="line.542"></a>
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name="line.544"></a>
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name="line.548"></a>
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workerName);<a name="line.550"></a>
+<span class="sourceLineNo">551</span>  }<a name="line.551"></a>
+<span class="sourceLineNo">552</span><a name="line.552"></a>
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name="line.558"></a>
+<span class="sourceLineNo">559</span>    }<a name="line.559"></a>
+<span class="sourceLineNo">560</span>    LOG.info("dead splitlog workers " + 
serverNames);<a name="line.560"></a>
+<span class="sourceLineNo">561</span>  }<a name="line.561"></a>
+<span class="sourceLineNo">562</span><a name="line.562"></a>
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name="line.564"></a>
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server.getCoordinatedStateManager())<a name="line.570"></a>
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.getSplitLogManagerCoordination().setRecoveryMode(isForInitialization);<a 
name="line.571"></a>
+<span class="sourceLineNo">572</span><a name="line.572"></a>
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markRegionsRecovering(ServerName server, Set&lt;HRegionInfo&gt; userRegions)<a 
name="line.575"></a>
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IOException {<a name="line.576"></a>
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(!isLogReplaying())) {<a name="line.577"></a>
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this.server.getCoordinatedStateManager())<a name="line.583"></a>
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this.recoveringRegionLock.unlock();<a name="line.586"></a>
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+<span class="sourceLineNo">588</span><a name="line.588"></a>
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name="line.594"></a>
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server.getCoordinatedStateManager();<a name="line.595"></a>
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(server.getCoordinatedStateManager() == null) return false;<a 
name="line.604"></a>
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server.getCoordinatedStateManager())<a name="line.605"></a>
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.getSplitLogManagerCoordination().isSplitting();<a name="line.606"></a>
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server.getCoordinatedStateManager())<a name="line.613"></a>
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wait for all their tasks to be done.<a name="line.619"></a>
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+<span class="sourceLineNo">647</span>    public final AtomicInteger 
unforcedResubmits = new AtomicInteger();<a name="line.647"></a>
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resubmitThresholdReached;<a name="line.648"></a>
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name="line.651"></a>
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last_update + " last_version = " + last_version<a name="line.652"></a>
+<span class="sourceLineNo">653</span>          + " cur_worker_name = " + 
cur_worker_name + " status = " + status + " incarnation = "<a 
name="line.653"></a>
+<span class="sourceLineNo">654</span>          + incarnation + " resubmits = " 
+ unforcedResubmits.get() + " batch = " + batch);<a name="line.654"></a>
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+<span class="sourceLineNo">656</span><a name="line.656"></a>
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name="line.658"></a>
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name="line.659"></a>
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name="line.661"></a>
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+<span class="sourceLineNo">663</span><a name="line.663"></a>
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batch.isDead);<a name="line.665"></a>
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time) {<a name="line.672"></a>
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name="line.683"></a>
+<span class="sourceLineNo">684</span>      last_update = -1;<a 
name="line.684"></a>
+<span class="sourceLineNo">685</span>    }<a name="line.685"></a>
+<span class="sourceLineNo">686</span>  }<a name="line.686"></a>
+<span class="sourceLineNo">687</span><a name="line.687"></a>
+<span class="sourceLineNo">688</span>  /**<a name="line.688"></a>
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and resubmits the ones that have timed out<a name="line.689"></a>
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ScheduledChore {<a name="line.691"></a>
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name="line.692"></a>
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+<span class="sourceLineNo">694</span>    public TimeoutMonitor(final int 
period, Stoppable stopper) {<a name="line.694"></a>
+<span class="sourceLineNo">695</span>      super("SplitLogManager Timeout 
Monitor", stopper, period);<a name="line.695"></a>
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+<span class="sourceLineNo">697</span><a name="line.697"></a>
+<span class="sourceLineNo">698</span>    @Override<a name="line.698"></a>
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name="line.701"></a>
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false;<a name="line.703"></a>
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localDeadWorkers;<a name="line.704"></a>
+<span class="sourceLineNo">705</span><a name="line.705"></a>
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name="line.706"></a>
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name="line.707"></a>
+<span class="sourceLineNo">708</span>        deadWorkers = null;<a 
name="line.708"></a>
+<span class="sourceLineNo">709</span>      }<a name="line.709"></a>
+<span class="sourceLineNo">710</span><a name="line.710"></a>
+<span class="sourceLineNo">711</span>      for (Map.Entry&lt;String, Task&gt; 
e : tasks.entrySet()) {<a name="line.711"></a>
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name="line.712"></a>
+<span class="sourceLineNo">713</span>        Task task = e.getValue();<a 
name="line.713"></a>
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which hasn't been picked up yet. It<a name="line.716"></a>
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SplitLogWorker is free to pick up a<a name="line.717"></a>
+<span class="sourceLineNo">718</span>        // task. This is because a 
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there are no region servers then we<a name="line.719"></a>
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+<span class="sourceLineNo">722</span>          unassigned++;<a 
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SplitLogCounters.tot_mgr_resubmit_dead_server_task.incrementAndGet();<a 
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(((BaseCoordinatedStateManager) server.getCoordinatedStateManager())<a 
name="line.728"></a>
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.getSplitLogManagerCoordination().resubmitTask(path, task, FORCE)) {<a 
name="line.729"></a>
+<span class="sourceLineNo">730</span>            resubmitted++;<a 
name="line.730"></a>
+<span class="sourceLineNo">731</span>          } else {<a name="line.731"></a>
+<span class="sourceLineNo">732</span>            
handleDeadWorker(cur_worker);<a name="line.732"></a>
+<span class="sourceLineNo">733</span>            LOG.warn("Failed to resubmit 
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+<span class="sourceLineNo">734</span>                + ", will retry.");<a 
name="line.734"></a>
+<span class="sourceLineNo">735</span>          }<a name="line.735"></a>
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(((BaseCoordinatedStateManager) server.getCoordinatedStateManager())<a 
name="line.736"></a>
+<span class="sourceLineNo">737</span>            
.getSplitLogManagerCoordination().resubmitTask(path, task, CHECK)) {<a 
name="line.737"></a>
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name="line.738"></a>
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name="line.741"></a>
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name="line.743"></a>
+<span class="sourceLineNo">744</span>          lastLog = now;<a 
name="line.744"></a>
+<span class="sourceLineNo">745</span>          LOG.info("total tasks = " + tot 
+ " unassigned = " + unassigned + " tasks=" + tasks);<a name="line.745"></a>
+<span class="sourceLineNo">746</span>        }<a name="line.746"></a>
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+<span class="sourceLineNo">748</span>      if (resubmitted &gt; 0) {<a 
name="line.748"></a>
+<span class="sourceLineNo">749</span>        LOG.info("resubmitted " + 
resubmitted + " out of " + tot + " tasks");<a name="line.749"></a>
+<span class="sourceLineNo">750</span>      }<a name="line.750"></a>
+<span class="sourceLineNo">751</span>      // If there are pending tasks and 
all of them have been unassigned for<a name="line.751"></a>
+<span class="sourceLineNo">752</span>      // some time then put up a RESCAN 
node to ping the workers.<a name="line.752"></a>
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ZKSplitlog.DEFAULT_UNASSIGNED_TIMEOUT is of the order of minutes<a 
name="line.753"></a>
+<span class="sourceLineNo">754</span>      // because a. it is very unlikely 
that every worker had a<a name="line.754"></a>
+<span class="sourceLineNo">755</span>      // transient error when trying to 
grab the task b. if there are no<a name="line.755"></a>
+<span class="sourceLineNo">756</span>      // workers then all tasks wills 
stay unassigned indefinitely and the<a name="line.756"></a>
+<span class="sourceLineNo">757</span>      // manager will be indefinitely 
creating RESCAN nodes. TODO may be the<a name="line.757"></a>
+<span class="sourceLineNo">758</span>      // master should spawn both a 
manager and a worker thread to guarantee<a name="line.758"></a>
+<span class="sourceLineNo">759</span>      // that there is always one worker 
in the system<a name="line.759"></a>
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name="line.760"></a>
+<span class="sourceLineNo">761</span>          &amp;&amp; 
!found_assigned_task<a name="line.761"></a>
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((EnvironmentEdgeManager.currentTime() - lastTaskCreateTime) &gt; 
unassignedTimeout)) {<a name="line.762"></a>
+<span class="sourceLineNo">763</span>        for (Map.Entry&lt;String, 
Task&gt; e : tasks.entrySet()) {<a name="line.763"></a>
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name="line.764"></a>
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name="line.765"></a>
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task.isUnassigned() check again because tasks might<a name="line.766"></a>
+<span class="sourceLineNo">767</span>          // have been asynchronously 
assigned. There is no locking required<a name="line.767"></a>
+<span class="sourceLineNo">768</span>          // for these checks ... it is 
OK even if tryGetDataSetWatch() is<a name="line.768"></a>
+<span class="sourceLineNo">769</span>          // called unnecessarily for a 
taskpath<a name="line.769"></a>
+<span class="sourceLineNo">770</span>          if (task.isUnassigned() 
&amp;&amp; (task.status != FAILURE)) {<a name="line.770"></a>
+<span class="sourceLineNo">771</span>            // We just touch the znode to 
make sure its still there<a name="line.771"></a>
+<span class="sourceLineNo">772</span>            
((BaseCoordinatedStateManager) server.getCoordinatedStateManager())<a 
name="line.772"></a>
+<span class="sourceLineNo">773</span>                
.getSplitLogManagerCoordination().checkTaskStillAvailable(key);<a 
name="line.773"></a>
+<span class="sourceLineNo">774</span>          }<a name="line.774"></a>
+<span class="sourceLineNo">775</span>        }<a name="line.775"></a>
+<span class="sourceLineNo">776</span>        ((BaseCoordinatedStateManager) 
server.getCoordinatedStateManager())<a name="line.776"></a>
+<span class="sourceLineNo">777</span>            
.getSplitLogManagerCoordination().checkTasks();<a name="line.777"></a>
+<span class="sourceLineNo">778</span>        
SplitLogCounters.tot_mgr_resubmit_unassigned.incrementAndGet();<a 
name="line.778"></a>
+<span class="sourceLineNo">779</span>        LOG.debug("resubmitting 
unassigned task(s) after timeout");<a name="line.779"></a>
+<span class="sourceLineNo">780</span>      }<a name="line.780"></a>
+<span class="sourceLineNo">781</span>      Set&lt;String&gt; failedDeletions 
=<a name="line.781"></a>
+<span class="sourceLineNo">782</span>          ((BaseCoordinatedStateManager) 
server.getCoordinatedStateManager())<a name="line.782"></a>
+<span class="sourceLineNo">783</span>              
.getSplitLogManagerCoordination().getDetails().getFailedDeletions();<a 
name="line.783"></a>
+<span class="sourceLineNo">784</span>      // Retry previously failed 
deletes<a name="line.784"></a>
+<span class="sourceLineNo">785</span>      if (failedDeletions.size() &gt; 0) 
{<a name="line.785"></a>
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ArrayList&lt;String&gt;(failedDeletions);<a name="line.786"></a>
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{<a name="line.787"></a>
+<span class="sourceLineNo">788</span>          // deleteNode is an async 
call<a name="line.788"></a>
+<span class="sourceLineNo">789</span>          ((BaseCoordinatedStateManager) 
server.getCoordinatedStateManager())<a name="line.789"></a>
+<span class="sourceLineNo">790</span>              
.getSplitLogManagerCoordination().deleteTask(tmpPath);<a name="line.790"></a>
+<span class="sourceLineNo">791</span>        }<a name="line.791"></a>
+<span class="sourceLineNo">792</span>        
failedDeletions.removeAll(tmpPaths);<a name="line.792"></a>
+<span class="sourceLineNo">793</span>      }<a name="line.793"></a>
+<span class="sourceLineNo">794</span><a name="line.794"></a>
+<span class="sourceLineNo">795</span>      // Garbage collect left-over<a 
name="line.795"></a>
+<span class="sourceLineNo">796</span>      long timeInterval =<a 
name="line.796"></a>
+<span class="sourceLineNo">797</span>          
EnvironmentEdgeManager.currentTime()<a name="line.797"></a>
+<span class="sourceLineNo">798</span>              - 
((BaseCoordinatedStateManager) server.getCoordinatedStateManager())<a 
name="line.798"></a>
+<span class="sourceLineNo">799</span>                  
.getSplitLogManagerCoordination().getLastRecoveryTime();<a name="line.799"></a>
+<span class="sourceLineNo">800</span>      if 
(!failedRecoveringRegionDeletions.isEmpty()<a name="line.800"></a>
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tasks.size() == 0 &amp;&amp; (timeInterval &gt; checkRecoveringTimeThreshold))) 
{<a name="line.801"></a>
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more checks before GC anything<a name="line.802"></a>
+<span class="sourceLineNo">803</span>        if 
(!failedRecoveringRegionDeletions.isEmpty()) {<a name="line.803"></a>
+<span class="sourceLineNo">804</span>          
List&lt;Pair&lt;Set&lt;ServerName&gt;, Boolean&gt;&gt; 
previouslyFailedDeletions =<a name="line.804"></a>
+<span class="sourceLineNo">805</span>              new 
ArrayList&lt;Pair&lt;Set&lt;ServerName&gt;, 
Boolean&gt;&gt;(failedRecoveringRegionDeletions);<a name="line.805"></a>
+<span class="sourceLineNo">806</span>          
failedRecoveringRegionDeletions.removeAll(previouslyFailedDeletions);<a 
name="line.806"></a>
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(Pair&lt;Set&lt;ServerName&gt;, Boolean&gt; failedDeletion : 
previouslyFailedDeletions) {<a name="line.807"></a>
+<span class="sourceLineNo">808</span>            
removeRecoveringRegions(failedDeletion.getFirst(), 
failedDeletion.getSecond());<a name="line.808"></a>
+<span class="sourceLineNo">809</span>          }<a name="line.809"></a>
+<span class="sourceLineNo">810</span>        } else {<a name="line.810"></a>
+<span class="sourceLineNo">811</span>          removeRecoveringRegions(null, 
null);<a name="line.811"></a>
+<span class="sourceLineNo">812</span>        }<a name="line.812"></a>
+<span class="sourceLineNo">813</span>      }<a name="line.813"></a>
+<span class="sourceLineNo">814</span>    }<a name="line.814"></a>
+<span class="sourceLineNo">815</span>  }<a name="line.815"></a>
+<span class="sourceLineNo">816</span><a name="line.816"></a>
+<span class="sourceLineNo">817</span>  public enum ResubmitDirective {<a 
name="line.817"></a>
+<span class="sourceLineNo">818</span>    CHECK(), FORCE();<a 
name="line.818"></a>
+<span class="sourceLineNo">819</span>  }<a name="line.819"></a>
+<span class="sourceLineNo">820</span><a name="line.820"></a>
+<span class="sourceLineNo">821</span>  public enum TerminationStatus {<a 
name="line.821"></a>
+<span class="sourceLineNo">822</span>    IN_PROGRESS("in_progress"), 
SUCCESS("success"), FAILURE("failure"), DELETED("deleted");<a 
name="line.822"></a>
+<span class="sourceLineNo">823</span><a name="line.823"></a>
+<span class="sourceLineNo">824</span>    String statusMsg;<a 
name="line.824"></a>
+<span class="sourceLineNo">825</span><a name="line.825"></a>
+<span class="sourceLineNo">826</span>    TerminationStatus(String msg) {<a 
name="line.826"></a>
+<span class="sourceLineNo">827</span>      statusMsg = msg;<a 
name="line.827"></a>
+<span class="sourceLineNo">828</span>    }<a name="line.828"></a>
+<span class="sourceLineNo">829</span><a name="line.829"></a>
+<span class="sourceLineNo">830</span>    @Override<a name="line.830"></a>
+<span class="sourceLineNo">831</span>    public String toString() {<a 
name="line.831"></a>
+<span class="sourceLineNo">832</span>      return statusMsg;<a 
name="line.832"></a>
+<span class="sourceLineNo">833</span>    }<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>
[30/51] [partial] hbase git commit: Published site at 3bac31b2a49bca153df3b47a198667828b61f36e.

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