http://git-wip-us.apache.org/repos/asf/hbase-site/blob/9808d50e/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/store/wal/WALProcedureStore.PushType.html
----------------------------------------------------------------------
diff --git 
a/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/store/wal/WALProcedureStore.PushType.html
 
b/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/store/wal/WALProcedureStore.PushType.html
index a8b77ae..f125368 100644
--- 
a/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/store/wal/WALProcedureStore.PushType.html
+++ 
b/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/store/wal/WALProcedureStore.PushType.html
@@ -367,957 +367,966 @@
 <span class="sourceLineNo">359</span>    lock.lock();<a name="line.359"></a>
 <span class="sourceLineNo">360</span>    try {<a name="line.360"></a>
 <span class="sourceLineNo">361</span>      LOG.trace("Starting WAL Procedure 
Store lease recovery");<a name="line.361"></a>
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name="line.362"></a>
-<span class="sourceLineNo">363</span>        FileStatus[] oldLogs = 
getLogFiles();<a name="line.363"></a>
-<span class="sourceLineNo">364</span>        // Get Log-MaxID and recover 
lease on old logs<a name="line.364"></a>
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initOldLogs(oldLogs);<a name="line.366"></a>
-<span class="sourceLineNo">367</span>        } catch (FileNotFoundException e) 
{<a name="line.367"></a>
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active and deleted logs. retrying.", e);<a name="line.368"></a>
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-<span class="sourceLineNo">372</span>        // Create new state-log<a 
name="line.372"></a>
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{<a name="line.373"></a>
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created this log<a name="line.374"></a>
-<span class="sourceLineNo">375</span>          LOG.debug("Someone else has 
already created log {}. Retrying.", flushLogId);<a name="line.375"></a>
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-<span class="sourceLineNo">377</span>        }<a name="line.377"></a>
-<span class="sourceLineNo">378</span><a name="line.378"></a>
-<span class="sourceLineNo">379</span>        // We have the lease on the log<a 
name="line.379"></a>
-<span class="sourceLineNo">380</span>        oldLogs = getLogFiles();<a 
name="line.380"></a>
-<span class="sourceLineNo">381</span>        if (getMaxLogId(oldLogs) &gt; 
flushLogId) {<a name="line.381"></a>
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name="line.382"></a>
-<span class="sourceLineNo">383</span>            LOG.debug("Someone else 
created new logs. Expected maxLogId &lt; " + flushLogId);<a name="line.383"></a>
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logs.getLast().removeFile(this.walArchiveDir);<a name="line.385"></a>
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-<span class="sourceLineNo">388</span><a name="line.388"></a>
-<span class="sourceLineNo">389</span>        LOG.trace("Lease acquired for 
flushLogId={}", flushLogId);<a name="line.389"></a>
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name="line.393"></a>
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loader) throws IOException {<a name="line.398"></a>
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name="line.401"></a>
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RuntimeException("recoverLease() must be called before loading data");<a 
name="line.402"></a>
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-<span class="sourceLineNo">404</span><a name="line.404"></a>
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the current log.<a name="line.405"></a>
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name="line.406"></a>
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replay.");<a name="line.407"></a>
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name="line.408"></a>
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-<span class="sourceLineNo">412</span>      // Load the old logs<a 
name="line.412"></a>
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Iterator&lt;ProcedureWALFile&gt; it = logs.descendingIterator();<a 
name="line.413"></a>
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log<a name="line.414"></a>
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storeTracker, new ProcedureWALFormat.Loader() {<a name="line.416"></a>
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maxProcId) {<a name="line.418"></a>
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loader.setMaxProcId(maxProcId);<a name="line.419"></a>
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-<span class="sourceLineNo">422</span>        @Override<a name="line.422"></a>
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load(ProcedureIterator procIter) throws IOException {<a name="line.423"></a>
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name="line.424"></a>
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-<span class="sourceLineNo">426</span><a name="line.426"></a>
-<span class="sourceLineNo">427</span>        @Override<a name="line.427"></a>
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handleCorrupted(ProcedureIterator procIter) throws IOException {<a 
name="line.428"></a>
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loader.handleCorrupted(procIter);<a name="line.429"></a>
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-<span class="sourceLineNo">431</span><a name="line.431"></a>
-<span class="sourceLineNo">432</span>        @Override<a name="line.432"></a>
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markCorruptedWAL(ProcedureWALFile log, IOException e) {<a name="line.433"></a>
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name="line.434"></a>
-<span class="sourceLineNo">435</span>            corruptedLogs = new 
HashSet&lt;&gt;();<a name="line.435"></a>
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-<span class="sourceLineNo">437</span>          corruptedLogs.add(log);<a 
name="line.437"></a>
-<span class="sourceLineNo">438</span>          // TODO: sideline corrupted 
log<a name="line.438"></a>
+<span class="sourceLineNo">362</span>      boolean afterFirstAttempt = 
false;<a name="line.362"></a>
+<span class="sourceLineNo">363</span>      while (isRunning()) {<a 
name="line.363"></a>
+<span class="sourceLineNo">364</span>        // Don't sleep before first 
attempt<a name="line.364"></a>
+<span class="sourceLineNo">365</span>        if (afterFirstAttempt) {<a 
name="line.365"></a>
+<span class="sourceLineNo">366</span>          LOG.trace("Sleep {} ms after 
first lease recovery attempt.",<a name="line.366"></a>
+<span class="sourceLineNo">367</span>              waitBeforeRoll);<a 
name="line.367"></a>
+<span class="sourceLineNo">368</span>          
Threads.sleepWithoutInterrupt(waitBeforeRoll);<a name="line.368"></a>
+<span class="sourceLineNo">369</span>        } else {<a name="line.369"></a>
+<span class="sourceLineNo">370</span>          afterFirstAttempt = true;<a 
name="line.370"></a>
+<span class="sourceLineNo">371</span>        }<a name="line.371"></a>
+<span class="sourceLineNo">372</span>        FileStatus[] oldLogs = 
getLogFiles();<a name="line.372"></a>
+<span class="sourceLineNo">373</span>        // Get Log-MaxID and recover 
lease on old logs<a name="line.373"></a>
+<span class="sourceLineNo">374</span>        try {<a name="line.374"></a>
+<span class="sourceLineNo">375</span>          flushLogId = 
initOldLogs(oldLogs);<a name="line.375"></a>
+<span class="sourceLineNo">376</span>        } catch (FileNotFoundException e) 
{<a name="line.376"></a>
+<span class="sourceLineNo">377</span>          LOG.warn("Someone else is 
active and deleted logs. retrying.", e);<a name="line.377"></a>
+<span class="sourceLineNo">378</span>          continue;<a name="line.378"></a>
+<span class="sourceLineNo">379</span>        }<a name="line.379"></a>
+<span class="sourceLineNo">380</span><a name="line.380"></a>
+<span class="sourceLineNo">381</span>        // Create new state-log<a 
name="line.381"></a>
+<span class="sourceLineNo">382</span>        if (!rollWriter(flushLogId + 1)) 
{<a name="line.382"></a>
+<span class="sourceLineNo">383</span>          // someone else has already 
created this log<a name="line.383"></a>
+<span class="sourceLineNo">384</span>          LOG.debug("Someone else has 
already created log {}. Retrying.", flushLogId);<a name="line.384"></a>
+<span class="sourceLineNo">385</span>          continue;<a name="line.385"></a>
+<span class="sourceLineNo">386</span>        }<a name="line.386"></a>
+<span class="sourceLineNo">387</span><a name="line.387"></a>
+<span class="sourceLineNo">388</span>        // We have the lease on the log<a 
name="line.388"></a>
+<span class="sourceLineNo">389</span>        oldLogs = getLogFiles();<a 
name="line.389"></a>
+<span class="sourceLineNo">390</span>        if (getMaxLogId(oldLogs) &gt; 
flushLogId) {<a name="line.390"></a>
+<span class="sourceLineNo">391</span>          if (LOG.isDebugEnabled()) {<a 
name="line.391"></a>
+<span class="sourceLineNo">392</span>            LOG.debug("Someone else 
created new logs. Expected maxLogId &lt; " + flushLogId);<a name="line.392"></a>
+<span class="sourceLineNo">393</span>          }<a name="line.393"></a>
+<span class="sourceLineNo">394</span>          
logs.getLast().removeFile(this.walArchiveDir);<a name="line.394"></a>
+<span class="sourceLineNo">395</span>          continue;<a name="line.395"></a>
+<span class="sourceLineNo">396</span>        }<a name="line.396"></a>
+<span class="sourceLineNo">397</span><a name="line.397"></a>
+<span class="sourceLineNo">398</span>        LOG.trace("Lease acquired for 
flushLogId={}", flushLogId);<a name="line.398"></a>
+<span class="sourceLineNo">399</span>        break;<a name="line.399"></a>
+<span class="sourceLineNo">400</span>      }<a name="line.400"></a>
+<span class="sourceLineNo">401</span>    } finally {<a name="line.401"></a>
+<span class="sourceLineNo">402</span>      lock.unlock();<a 
name="line.402"></a>
+<span class="sourceLineNo">403</span>    }<a name="line.403"></a>
+<span class="sourceLineNo">404</span>  }<a name="line.404"></a>
+<span class="sourceLineNo">405</span><a name="line.405"></a>
+<span class="sourceLineNo">406</span>  @Override<a name="line.406"></a>
+<span class="sourceLineNo">407</span>  public void load(final ProcedureLoader 
loader) throws IOException {<a name="line.407"></a>
+<span class="sourceLineNo">408</span>    lock.lock();<a name="line.408"></a>
+<span class="sourceLineNo">409</span>    try {<a name="line.409"></a>
+<span class="sourceLineNo">410</span>      if (logs.isEmpty()) {<a 
name="line.410"></a>
+<span class="sourceLineNo">411</span>        throw new 
RuntimeException("recoverLease() must be called before loading data");<a 
name="line.411"></a>
+<span class="sourceLineNo">412</span>      }<a name="line.412"></a>
+<span class="sourceLineNo">413</span><a name="line.413"></a>
+<span class="sourceLineNo">414</span>      // Nothing to do, If we have only 
the current log.<a name="line.414"></a>
+<span class="sourceLineNo">415</span>      if (logs.size() == 1) {<a 
name="line.415"></a>
+<span class="sourceLineNo">416</span>        LOG.trace("No state logs to 
replay.");<a name="line.416"></a>
+<span class="sourceLineNo">417</span>        loader.setMaxProcId(0);<a 
name="line.417"></a>
+<span class="sourceLineNo">418</span>        return;<a name="line.418"></a>
+<span class="sourceLineNo">419</span>      }<a name="line.419"></a>
+<span class="sourceLineNo">420</span><a name="line.420"></a>
+<span class="sourceLineNo">421</span>      // Load the old logs<a 
name="line.421"></a>
+<span class="sourceLineNo">422</span>      final 
Iterator&lt;ProcedureWALFile&gt; it = logs.descendingIterator();<a 
name="line.422"></a>
+<span class="sourceLineNo">423</span>      it.next(); // Skip the current 
log<a name="line.423"></a>
+<span class="sourceLineNo">424</span><a name="line.424"></a>
+<span class="sourceLineNo">425</span>      ProcedureWALFormat.load(it, 
storeTracker, new ProcedureWALFormat.Loader() {<a name="line.425"></a>
+<span class="sourceLineNo">426</span>        @Override<a name="line.426"></a>
+<span class="sourceLineNo">427</span>        public void setMaxProcId(long 
maxProcId) {<a name="line.427"></a>
+<span class="sourceLineNo">428</span>          
loader.setMaxProcId(maxProcId);<a name="line.428"></a>
+<span class="sourceLineNo">429</span>        }<a name="line.429"></a>
+<span class="sourceLineNo">430</span><a name="line.430"></a>
+<span class="sourceLineNo">431</span>        @Override<a name="line.431"></a>
+<span class="sourceLineNo">432</span>        public void 
load(ProcedureIterator procIter) throws IOException {<a name="line.432"></a>
+<span class="sourceLineNo">433</span>          loader.load(procIter);<a 
name="line.433"></a>
+<span class="sourceLineNo">434</span>        }<a name="line.434"></a>
+<span class="sourceLineNo">435</span><a name="line.435"></a>
+<span class="sourceLineNo">436</span>        @Override<a name="line.436"></a>
+<span class="sourceLineNo">437</span>        public void 
handleCorrupted(ProcedureIterator procIter) throws IOException {<a 
name="line.437"></a>
+<span class="sourceLineNo">438</span>          
loader.handleCorrupted(procIter);<a name="line.438"></a>
 <span class="sourceLineNo">439</span>        }<a name="line.439"></a>
-<span class="sourceLineNo">440</span>      });<a name="line.440"></a>
-<span class="sourceLineNo">441</span>    } finally {<a name="line.441"></a>
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-<span class="sourceLineNo">443</span>        // try to cleanup inactive wals 
and complete the operation<a name="line.443"></a>
-<span class="sourceLineNo">444</span>        buildHoldingCleanupTracker();<a 
name="line.444"></a>
-<span class="sourceLineNo">445</span>        tryCleanupLogsOnLoad();<a 
name="line.445"></a>
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name="line.446"></a>
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name="line.448"></a>
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name="line.453"></a>
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name="line.455"></a>
-<span class="sourceLineNo">456</span><a name="line.456"></a>
-<span class="sourceLineNo">457</span>    // the config says to not cleanup 
wals on load.<a name="line.457"></a>
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(!conf.getBoolean(EXEC_WAL_CLEANUP_ON_LOAD_CONF_KEY,<a name="line.458"></a>
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DEFAULT_EXEC_WAL_CLEANUP_ON_LOAD_CONF_KEY)) {<a name="line.459"></a>
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not enabled: " + getActiveLogs());<a name="line.460"></a>
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name="line.465"></a>
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name="line.466"></a>
-<span class="sourceLineNo">467</span>      LOG.warn("Unable to cleanup logs on 
load: " + e.getMessage(), e);<a name="line.467"></a>
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name="line.473"></a>
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subproc=" + Arrays.toString(subprocs));<a name="line.474"></a>
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-<span class="sourceLineNo">477</span>    ByteSlot slot = acquireSlot();<a 
name="line.477"></a>
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ProcedureWALFormat.writeInsert(slot, proc, subprocs);<a name="line.482"></a>
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long[subprocs.length];<a name="line.483"></a>
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subprocs.length; ++i) {<a name="line.484"></a>
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subprocs[i].getProcId();<a name="line.485"></a>
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-<span class="sourceLineNo">491</span><a name="line.491"></a>
-<span class="sourceLineNo">492</span>      // Push the transaction data and 
wait until it is persisted<a name="line.492"></a>
-<span class="sourceLineNo">493</span>      pushData(PushType.INSERT, slot, 
proc.getProcId(), subProcIds);<a name="line.493"></a>
-<span class="sourceLineNo">494</span>    } catch (IOException e) {<a 
name="line.494"></a>
-<span class="sourceLineNo">495</span>      // We are not able to serialize the 
procedure.<a name="line.495"></a>
-<span class="sourceLineNo">496</span>      // this is a code error, and we are 
not able to go on.<a name="line.496"></a>
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"Unable to serialize one of the procedure: proc=" +<a name="line.497"></a>
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Arrays.toString(subprocs), e);<a name="line.498"></a>
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name="line.499"></a>
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name="line.501"></a>
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-<span class="sourceLineNo">503</span>  }<a name="line.503"></a>
-<span class="sourceLineNo">504</span><a name="line.504"></a>
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-<span class="sourceLineNo">507</span>    if (LOG.isTraceEnabled()) {<a 
name="line.507"></a>
-<span class="sourceLineNo">508</span>      LOG.trace("Insert " + 
Arrays.toString(procs));<a name="line.508"></a>
-<span class="sourceLineNo">509</span>    }<a name="line.509"></a>
-<span class="sourceLineNo">510</span><a name="line.510"></a>
-<span class="sourceLineNo">511</span>    ByteSlot slot = acquireSlot();<a 
name="line.511"></a>
-<span class="sourceLineNo">512</span>    try {<a name="line.512"></a>
-<span class="sourceLineNo">513</span>      // Serialize the insert<a 
name="line.513"></a>
-<span class="sourceLineNo">514</span>      long[] procIds = new 
long[procs.length];<a name="line.514"></a>
-<span class="sourceLineNo">515</span>      for (int i = 0; i &lt; 
procs.length; ++i) {<a name="line.515"></a>
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name="line.516"></a>
-<span class="sourceLineNo">517</span>        procIds[i] = 
procs[i].getProcId();<a name="line.517"></a>
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ProcedureWALFormat.writeInsert(slot, procs[i]);<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>      // Push the transaction data and 
wait until it is persisted<a name="line.521"></a>
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Procedure.NO_PROC_ID, procIds);<a name="line.522"></a>
-<span class="sourceLineNo">523</span>    } catch (IOException e) {<a 
name="line.523"></a>
-<span class="sourceLineNo">524</span>      // We are not able to serialize the 
procedure.<a name="line.524"></a>
-<span class="sourceLineNo">525</span>      // this is a code error, and we are 
not able to go on.<a name="line.525"></a>
-<span class="sourceLineNo">526</span>      LOG.error(HBaseMarkers.FATAL, 
"Unable to serialize one of the procedure: " +<a name="line.526"></a>
-<span class="sourceLineNo">527</span>          Arrays.toString(procs), e);<a 
name="line.527"></a>
-<span class="sourceLineNo">528</span>      throw new RuntimeException(e);<a 
name="line.528"></a>
-<span class="sourceLineNo">529</span>    } finally {<a name="line.529"></a>
-<span class="sourceLineNo">530</span>      releaseSlot(slot);<a 
name="line.530"></a>
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-<span class="sourceLineNo">532</span>  }<a name="line.532"></a>
-<span class="sourceLineNo">533</span><a name="line.533"></a>
-<span class="sourceLineNo">534</span>  @Override<a name="line.534"></a>
-<span class="sourceLineNo">535</span>  public void update(final Procedure 
proc) {<a name="line.535"></a>
-<span class="sourceLineNo">536</span>    if (LOG.isTraceEnabled()) {<a 
name="line.536"></a>
-<span class="sourceLineNo">537</span>      LOG.trace("Update " + proc);<a 
name="line.537"></a>
-<span class="sourceLineNo">538</span>    }<a name="line.538"></a>
-<span class="sourceLineNo">539</span><a name="line.539"></a>
-<span class="sourceLineNo">540</span>    ByteSlot slot = acquireSlot();<a 
name="line.540"></a>
-<span class="sourceLineNo">541</span>    try {<a name="line.541"></a>
-<span class="sourceLineNo">542</span>      // Serialize the update<a 
name="line.542"></a>
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ProcedureWALFormat.writeUpdate(slot, proc);<a name="line.543"></a>
-<span class="sourceLineNo">544</span><a name="line.544"></a>
-<span class="sourceLineNo">545</span>      // Push the transaction data and 
wait until it is persisted<a name="line.545"></a>
-<span class="sourceLineNo">546</span>      pushData(PushType.UPDATE, slot, 
proc.getProcId(), null);<a name="line.546"></a>
-<span class="sourceLineNo">547</span>    } catch (IOException e) {<a 
name="line.547"></a>
-<span class="sourceLineNo">548</span>      // We are not able to serialize the 
procedure.<a name="line.548"></a>
-<span class="sourceLineNo">549</span>      // this is a code error, and we are 
not able to go on.<a name="line.549"></a>
-<span class="sourceLineNo">550</span>      LOG.error(HBaseMarkers.FATAL, 
"Unable to serialize the procedure: " + proc, e);<a name="line.550"></a>
-<span class="sourceLineNo">551</span>      throw new RuntimeException(e);<a 
name="line.551"></a>
-<span class="sourceLineNo">552</span>    } finally {<a name="line.552"></a>
-<span class="sourceLineNo">553</span>      releaseSlot(slot);<a 
name="line.553"></a>
-<span class="sourceLineNo">554</span>    }<a name="line.554"></a>
-<span class="sourceLineNo">555</span>  }<a name="line.555"></a>
-<span class="sourceLineNo">556</span><a name="line.556"></a>
-<span class="sourceLineNo">557</span>  @Override<a name="line.557"></a>
-<span class="sourceLineNo">558</span>  public void delete(final long procId) 
{<a name="line.558"></a>
-<span class="sourceLineNo">559</span>    if (LOG.isTraceEnabled()) {<a 
name="line.559"></a>
-<span class="sourceLineNo">560</span>      LOG.trace("Delete " + procId);<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>
-<span class="sourceLineNo">563</span>    ByteSlot slot = acquireSlot();<a 
name="line.563"></a>
-<span class="sourceLineNo">564</span>    try {<a name="line.564"></a>
-<span class="sourceLineNo">565</span>      // Serialize the delete<a 
name="line.565"></a>
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ProcedureWALFormat.writeDelete(slot, procId);<a name="line.566"></a>
-<span class="sourceLineNo">567</span><a name="line.567"></a>
-<span class="sourceLineNo">568</span>      // Push the transaction data and 
wait until it is persisted<a name="line.568"></a>
-<span class="sourceLineNo">569</span>      pushData(PushType.DELETE, slot, 
procId, null);<a name="line.569"></a>
-<span class="sourceLineNo">570</span>    } catch (IOException e) {<a 
name="line.570"></a>
-<span class="sourceLineNo">571</span>      // We are not able to serialize the 
procedure.<a name="line.571"></a>
-<span class="sourceLineNo">572</span>      // this is a code error, and we are 
not able to go on.<a name="line.572"></a>
-<span class="sourceLineNo">573</span>      LOG.error(HBaseMarkers.FATAL, 
"Unable to serialize the procedure: " + procId, e);<a name="line.573"></a>
-<span class="sourceLineNo">574</span>      throw new RuntimeException(e);<a 
name="line.574"></a>
-<span class="sourceLineNo">575</span>    } finally {<a name="line.575"></a>
-<span class="sourceLineNo">576</span>      releaseSlot(slot);<a 
name="line.576"></a>
-<span class="sourceLineNo">577</span>    }<a name="line.577"></a>
-<span class="sourceLineNo">578</span>  }<a name="line.578"></a>
-<span class="sourceLineNo">579</span><a name="line.579"></a>
-<span class="sourceLineNo">580</span>  @Override<a name="line.580"></a>
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proc, final long[] subProcIds) {<a name="line.581"></a>
-<span class="sourceLineNo">582</span>    assert proc != null : "expected a 
non-null procedure";<a name="line.582"></a>
-<span class="sourceLineNo">583</span>    assert subProcIds != null &amp;&amp; 
subProcIds.length &gt; 0 : "expected subProcIds";<a name="line.583"></a>
-<span class="sourceLineNo">584</span>    if (LOG.isTraceEnabled()) {<a 
name="line.584"></a>
-<span class="sourceLineNo">585</span>      LOG.trace("Update " + proc + " and 
Delete " + Arrays.toString(subProcIds));<a name="line.585"></a>
+<span class="sourceLineNo">440</span><a name="line.440"></a>
+<span class="sourceLineNo">441</span>        @Override<a name="line.441"></a>
+<span class="sourceLineNo">442</span>        public void 
markCorruptedWAL(ProcedureWALFile log, IOException e) {<a name="line.442"></a>
+<span class="sourceLineNo">443</span>          if (corruptedLogs == null) {<a 
name="line.443"></a>
+<span class="sourceLineNo">444</span>            corruptedLogs = new 
HashSet&lt;&gt;();<a name="line.444"></a>
+<span class="sourceLineNo">445</span>          }<a name="line.445"></a>
+<span class="sourceLineNo">446</span>          corruptedLogs.add(log);<a 
name="line.446"></a>
+<span class="sourceLineNo">447</span>          // TODO: sideline corrupted 
log<a name="line.447"></a>
+<span class="sourceLineNo">448</span>        }<a name="line.448"></a>
+<span class="sourceLineNo">449</span>      });<a name="line.449"></a>
+<span class="sourceLineNo">450</span>    } finally {<a name="line.450"></a>
+<span class="sourceLineNo">451</span>      try {<a name="line.451"></a>
+<span class="sourceLineNo">452</span>        // try to cleanup inactive wals 
and complete the operation<a name="line.452"></a>
+<span class="sourceLineNo">453</span>        buildHoldingCleanupTracker();<a 
name="line.453"></a>
+<span class="sourceLineNo">454</span>        tryCleanupLogsOnLoad();<a 
name="line.454"></a>
+<span class="sourceLineNo">455</span>        loading.set(false);<a 
name="line.455"></a>
+<span class="sourceLineNo">456</span>      } finally {<a name="line.456"></a>
+<span class="sourceLineNo">457</span>        lock.unlock();<a 
name="line.457"></a>
+<span class="sourceLineNo">458</span>      }<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><a name="line.461"></a>
+<span class="sourceLineNo">462</span>  private void tryCleanupLogsOnLoad() {<a 
name="line.462"></a>
+<span class="sourceLineNo">463</span>    // nothing to cleanup.<a 
name="line.463"></a>
+<span class="sourceLineNo">464</span>    if (logs.size() &lt;= 1) return;<a 
name="line.464"></a>
+<span class="sourceLineNo">465</span><a name="line.465"></a>
+<span class="sourceLineNo">466</span>    // the config says to not cleanup 
wals on load.<a name="line.466"></a>
+<span class="sourceLineNo">467</span>    if 
(!conf.getBoolean(EXEC_WAL_CLEANUP_ON_LOAD_CONF_KEY,<a name="line.467"></a>
+<span class="sourceLineNo">468</span>      
DEFAULT_EXEC_WAL_CLEANUP_ON_LOAD_CONF_KEY)) {<a name="line.468"></a>
+<span class="sourceLineNo">469</span>      LOG.debug("WALs cleanup on load is 
not enabled: " + getActiveLogs());<a name="line.469"></a>
+<span class="sourceLineNo">470</span>      return;<a name="line.470"></a>
+<span class="sourceLineNo">471</span>    }<a name="line.471"></a>
+<span class="sourceLineNo">472</span><a name="line.472"></a>
+<span class="sourceLineNo">473</span>    try {<a name="line.473"></a>
+<span class="sourceLineNo">474</span>      periodicRoll();<a 
name="line.474"></a>
+<span class="sourceLineNo">475</span>    } catch (IOException e) {<a 
name="line.475"></a>
+<span class="sourceLineNo">476</span>      LOG.warn("Unable to cleanup logs on 
load: " + e.getMessage(), e);<a name="line.476"></a>
+<span class="sourceLineNo">477</span>    }<a name="line.477"></a>
+<span class="sourceLineNo">478</span>  }<a name="line.478"></a>
+<span class="sourceLineNo">479</span><a name="line.479"></a>
+<span class="sourceLineNo">480</span>  @Override<a name="line.480"></a>
+<span class="sourceLineNo">481</span>  public void insert(final Procedure 
proc, final Procedure[] subprocs) {<a name="line.481"></a>
+<span class="sourceLineNo">482</span>    if (LOG.isTraceEnabled()) {<a 
name="line.482"></a>
+<span class="sourceLineNo">483</span>      LOG.trace("Insert " + proc + ", 
subproc=" + Arrays.toString(subprocs));<a name="line.483"></a>
+<span class="sourceLineNo">484</span>    }<a name="line.484"></a>
+<span class="sourceLineNo">485</span><a name="line.485"></a>
+<span class="sourceLineNo">486</span>    ByteSlot slot = acquireSlot();<a 
name="line.486"></a>
+<span class="sourceLineNo">487</span>    try {<a name="line.487"></a>
+<span class="sourceLineNo">488</span>      // Serialize the insert<a 
name="line.488"></a>
+<span class="sourceLineNo">489</span>      long[] subProcIds = null;<a 
name="line.489"></a>
+<span class="sourceLineNo">490</span>      if (subprocs != null) {<a 
name="line.490"></a>
+<span class="sourceLineNo">491</span>        
ProcedureWALFormat.writeInsert(slot, proc, subprocs);<a name="line.491"></a>
+<span class="sourceLineNo">492</span>        subProcIds = new 
long[subprocs.length];<a name="line.492"></a>
+<span class="sourceLineNo">493</span>        for (int i = 0; i &lt; 
subprocs.length; ++i) {<a name="line.493"></a>
+<span class="sourceLineNo">494</span>          subProcIds[i] = 
subprocs[i].getProcId();<a name="line.494"></a>
+<span class="sourceLineNo">495</span>        }<a name="line.495"></a>
+<span class="sourceLineNo">496</span>      } else {<a name="line.496"></a>
+<span class="sourceLineNo">497</span>        assert !proc.hasParent();<a 
name="line.497"></a>
+<span class="sourceLineNo">498</span>        
ProcedureWALFormat.writeInsert(slot, proc);<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>      // Push the transaction data and 
wait until it is persisted<a name="line.501"></a>
+<span class="sourceLineNo">502</span>      pushData(PushType.INSERT, slot, 
proc.getProcId(), subProcIds);<a name="line.502"></a>
+<span class="sourceLineNo">503</span>    } catch (IOException e) {<a 
name="line.503"></a>
+<span class="sourceLineNo">504</span>      // We are not able to serialize the 
procedure.<a name="line.504"></a>
+<span class="sourceLineNo">505</span>      // this is a code error, and we are 
not able to go on.<a name="line.505"></a>
+<span class="sourceLineNo">506</span>      LOG.error(HBaseMarkers.FATAL, 
"Unable to serialize one of the procedure: proc=" +<a name="line.506"></a>
+<span class="sourceLineNo">507</span>          proc + ", subprocs=" + 
Arrays.toString(subprocs), e);<a name="line.507"></a>
+<span class="sourceLineNo">508</span>      throw new RuntimeException(e);<a 
name="line.508"></a>
+<span class="sourceLineNo">509</span>    } finally {<a name="line.509"></a>
+<span class="sourceLineNo">510</span>      releaseSlot(slot);<a 
name="line.510"></a>
+<span class="sourceLineNo">511</span>    }<a name="line.511"></a>
+<span class="sourceLineNo">512</span>  }<a name="line.512"></a>
+<span class="sourceLineNo">513</span><a name="line.513"></a>
+<span class="sourceLineNo">514</span>  @Override<a name="line.514"></a>
+<span class="sourceLineNo">515</span>  public void insert(final Procedure[] 
procs) {<a name="line.515"></a>
+<span class="sourceLineNo">516</span>    if (LOG.isTraceEnabled()) {<a 
name="line.516"></a>
+<span class="sourceLineNo">517</span>      LOG.trace("Insert " + 
Arrays.toString(procs));<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>    ByteSlot slot = acquireSlot();<a 
name="line.520"></a>
+<span class="sourceLineNo">521</span>    try {<a name="line.521"></a>
+<span class="sourceLineNo">522</span>      // Serialize the insert<a 
name="line.522"></a>
+<span class="sourceLineNo">523</span>      long[] procIds = new 
long[procs.length];<a name="line.523"></a>
+<span class="sourceLineNo">524</span>      for (int i = 0; i &lt; 
procs.length; ++i) {<a name="line.524"></a>
+<span class="sourceLineNo">525</span>        assert !procs[i].hasParent();<a 
name="line.525"></a>
+<span class="sourceLineNo">526</span>        procIds[i] = 
procs[i].getProcId();<a name="line.526"></a>
+<span class="sourceLineNo">527</span>        
ProcedureWALFormat.writeInsert(slot, procs[i]);<a name="line.527"></a>
+<span class="sourceLineNo">528</span>      }<a name="line.528"></a>
+<span class="sourceLineNo">529</span><a name="line.529"></a>
+<span class="sourceLineNo">530</span>      // Push the transaction data and 
wait until it is persisted<a name="line.530"></a>
+<span class="sourceLineNo">531</span>      pushData(PushType.INSERT, slot, 
Procedure.NO_PROC_ID, procIds);<a name="line.531"></a>
+<span class="sourceLineNo">532</span>    } catch (IOException e) {<a 
name="line.532"></a>
+<span class="sourceLineNo">533</span>      // We are not able to serialize the 
procedure.<a name="line.533"></a>
+<span class="sourceLineNo">534</span>      // this is a code error, and we are 
not able to go on.<a name="line.534"></a>
+<span class="sourceLineNo">535</span>      LOG.error(HBaseMarkers.FATAL, 
"Unable to serialize one of the procedure: " +<a name="line.535"></a>
+<span class="sourceLineNo">536</span>          Arrays.toString(procs), e);<a 
name="line.536"></a>
+<span class="sourceLineNo">537</span>      throw new RuntimeException(e);<a 
name="line.537"></a>
+<span class="sourceLineNo">538</span>    } finally {<a name="line.538"></a>
+<span class="sourceLineNo">539</span>      releaseSlot(slot);<a 
name="line.539"></a>
+<span class="sourceLineNo">540</span>    }<a name="line.540"></a>
+<span class="sourceLineNo">541</span>  }<a name="line.541"></a>
+<span class="sourceLineNo">542</span><a name="line.542"></a>
+<span class="sourceLineNo">543</span>  @Override<a name="line.543"></a>
+<span class="sourceLineNo">544</span>  public void update(final Procedure 
proc) {<a name="line.544"></a>
+<span class="sourceLineNo">545</span>    if (LOG.isTraceEnabled()) {<a 
name="line.545"></a>
+<span class="sourceLineNo">546</span>      LOG.trace("Update " + proc);<a 
name="line.546"></a>
+<span class="sourceLineNo">547</span>    }<a name="line.547"></a>
+<span class="sourceLineNo">548</span><a name="line.548"></a>
+<span class="sourceLineNo">549</span>    ByteSlot slot = acquireSlot();<a 
name="line.549"></a>
+<span class="sourceLineNo">550</span>    try {<a name="line.550"></a>
+<span class="sourceLineNo">551</span>      // Serialize the update<a 
name="line.551"></a>
+<span class="sourceLineNo">552</span>      
ProcedureWALFormat.writeUpdate(slot, proc);<a name="line.552"></a>
+<span class="sourceLineNo">553</span><a name="line.553"></a>
+<span class="sourceLineNo">554</span>      // Push the transaction data and 
wait until it is persisted<a name="line.554"></a>
+<span class="sourceLineNo">555</span>      pushData(PushType.UPDATE, slot, 
proc.getProcId(), null);<a name="line.555"></a>
+<span class="sourceLineNo">556</span>    } catch (IOException e) {<a 
name="line.556"></a>
+<span class="sourceLineNo">557</span>      // We are not able to serialize the 
procedure.<a name="line.557"></a>
+<span class="sourceLineNo">558</span>      // this is a code error, and we are 
not able to go on.<a name="line.558"></a>
+<span class="sourceLineNo">559</span>      LOG.error(HBaseMarkers.FATAL, 
"Unable to serialize the procedure: " + proc, e);<a name="line.559"></a>
+<span class="sourceLineNo">560</span>      throw new RuntimeException(e);<a 
name="line.560"></a>
+<span class="sourceLineNo">561</span>    } finally {<a name="line.561"></a>
+<span class="sourceLineNo">562</span>      releaseSlot(slot);<a 
name="line.562"></a>
+<span class="sourceLineNo">563</span>    }<a name="line.563"></a>
+<span class="sourceLineNo">564</span>  }<a name="line.564"></a>
+<span class="sourceLineNo">565</span><a name="line.565"></a>
+<span class="sourceLineNo">566</span>  @Override<a name="line.566"></a>
+<span class="sourceLineNo">567</span>  public void delete(final long procId) 
{<a name="line.567"></a>
+<span class="sourceLineNo">568</span>    if (LOG.isTraceEnabled()) {<a 
name="line.568"></a>
+<span class="sourceLineNo">569</span>      LOG.trace("Delete " + procId);<a 
name="line.569"></a>
+<span class="sourceLineNo">570</span>    }<a name="line.570"></a>
+<span class="sourceLineNo">571</span><a name="line.571"></a>
+<span class="sourceLineNo">572</span>    ByteSlot slot = acquireSlot();<a 
name="line.572"></a>
+<span class="sourceLineNo">573</span>    try {<a name="line.573"></a>
+<span class="sourceLineNo">574</span>      // Serialize the delete<a 
name="line.574"></a>
+<span class="sourceLineNo">575</span>      
ProcedureWALFormat.writeDelete(slot, procId);<a name="line.575"></a>
+<span class="sourceLineNo">576</span><a name="line.576"></a>
+<span class="sourceLineNo">577</span>      // Push the transaction data and 
wait until it is persisted<a name="line.577"></a>
+<span class="sourceLineNo">578</span>      pushData(PushType.DELETE, slot, 
procId, null);<a name="line.578"></a>
+<span class="sourceLineNo">579</span>    } catch (IOException e) {<a 
name="line.579"></a>
+<span class="sourceLineNo">580</span>      // We are not able to serialize the 
procedure.<a name="line.580"></a>
+<span class="sourceLineNo">581</span>      // this is a code error, and we are 
not able to go on.<a name="line.581"></a>
+<span class="sourceLineNo">582</span>      LOG.error(HBaseMarkers.FATAL, 
"Unable to serialize the procedure: " + procId, e);<a name="line.582"></a>
+<span class="sourceLineNo">583</span>      throw new RuntimeException(e);<a 
name="line.583"></a>
+<span class="sourceLineNo">584</span>    } finally {<a name="line.584"></a>
+<span class="sourceLineNo">585</span>      releaseSlot(slot);<a 
name="line.585"></a>
 <span class="sourceLineNo">586</span>    }<a name="line.586"></a>
-<span class="sourceLineNo">587</span><a name="line.587"></a>
-<span class="sourceLineNo">588</span>    ByteSlot slot = acquireSlot();<a 
name="line.588"></a>
-<span class="sourceLineNo">589</span>    try {<a name="line.589"></a>
-<span class="sourceLineNo">590</span>      // Serialize the delete<a 
name="line.590"></a>
-<span class="sourceLineNo">591</span>      
ProcedureWALFormat.writeDelete(slot, proc, subProcIds);<a name="line.591"></a>
-<span class="sourceLineNo">592</span><a name="line.592"></a>
-<span class="sourceLineNo">593</span>      // Push the transaction data and 
wait until it is persisted<a name="line.593"></a>
-<span class="sourceLineNo">594</span>      pushData(PushType.DELETE, slot, 
proc.getProcId(), subProcIds);<a name="line.594"></a>
-<span class="sourceLineNo">595</span>    } catch (IOException e) {<a 
name="line.595"></a>
-<span class="sourceLineNo">596</span>      // We are not able to serialize the 
procedure.<a name="line.596"></a>
-<span class="sourceLineNo">597</span>      // this is a code error, and we are 
not able to go on.<a name="line.597"></a>
-<span class="sourceLineNo">598</span>      LOG.error(HBaseMarkers.FATAL, 
"Unable to serialize the procedure: " + proc, e);<a name="line.598"></a>
-<span class="sourceLineNo">599</span>      throw new RuntimeException(e);<a 
name="line.599"></a>
-<span class="sourceLineNo">600</span>    } finally {<a name="line.600"></a>
-<span class="sourceLineNo">601</span>      releaseSlot(slot);<a 
name="line.601"></a>
-<span class="sourceLineNo">602</span>    }<a name="line.602"></a>
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syncId.get();<a name="line.690"></a>
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storeTracker.insert(subProcIds);<a name="line.720"></a>
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syncMetricsQueue.add(syncMetrics);<a name="line.800"></a>
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StringUtils.humanSize(totalSynced.get()),<a name="line.773"></a>
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waitCond.await(getMillisToNextPeriodicRoll(), TimeUnit.MILLISECONDS);<a 
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StringUtils.humanTimeDiff(syncWaitMs), slotIndex,<a name="line.797"></a>
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logs.getLast().addToSize(slotSize);<a name="line.805"></a>
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Thread.currentThread().interrupt();<a name="line.811"></a>
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syncException.compareAndSet(null, e);<a name="line.812"></a>
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syncException.compareAndSet(null, t);<a name="line.816"></a>
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syncMetricsQueue.add(syncMetrics);<a name="line.809"></a>
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logs.getLast().addToSize(slotSize);<a name="line.814"></a>
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Thread.currentThread().interrupt();<a name="line.820"></a>
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syncException.compareAndSet(null, e);<a name="line.821"></a>
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syncException.compareAndSet(null, t);<a name="line.825"></a>
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name="line.829"></a>
+<span class="sourceLineNo">830</span>        }<a name="line.830"></a>
+<span class="sourceLineNo">831</span>      }<a name="line.831"></a>
 <span class="sourceLineNo">832</span>    } finally {<a name="line.832"></a>
 <span class="sourceLineNo">833</span>      lock.unlock();<a 
name="line.833"></a>
 <span class="sourceLineNo">834</span>    }<a name="line.834"></a>
 <span class="sourceLineNo">835</span>  }<a name="line.835"></a>
 <span class="sourceLineNo">836</span><a name="line.836"></a>
-<span class="sourceLineNo">837</span>  private long syncSlots() throws 
Throwable {<a name="line.837"></a>
-<span class="sourceLineNo">838</span>    int retry = 0;<a name="line.838"></a>
-<span class="sourceLineNo">839</span>    int logRolled = 0;<a 
name="line.839"></a>
-<span class="sourceLineNo">840</span>    long totalSynced = 0;<a 
name="line.840"></a>
-<span class="sourceLineNo">841</span>    do {<a name="line.841"></a>
-<span class="sourceLineNo">842</span>      try {<a name="line.842"></a>
-<span class="sourceLineNo">843</span>        totalSynced = syncSlots(stream, 
slots, 0, slotIndex);<a name="line.843"></a>
-<span class="sourceLineNo">844</span>        b

<TRUNCATED>

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