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From mi...@apache.org
Subject [34/51] [partial] hbase git commit: Published site at 3bac31b2a49bca153df3b47a198667828b61f36e.
Date Sun, 29 Nov 2015 21:17:47 GMT
http://git-wip-us.apache.org/repos/asf/hbase/blob/ef7355e1/devapidocs/src-html/org/apache/hadoop/hbase/mapreduce/LoadIncrementalHFiles.BulkHFileVisitor.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/mapreduce/LoadIncrementalHFiles.BulkHFileVisitor.html b/devapidocs/src-html/org/apache/hadoop/hbase/mapreduce/LoadIncrementalHFiles.BulkHFileVisitor.html
index 7b73bcb..2eb4156 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/mapreduce/LoadIncrementalHFiles.BulkHFileVisitor.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/mapreduce/LoadIncrementalHFiles.BulkHFileVisitor.html
@@ -529,487 +529,486 @@
 <span class="sourceLineNo">521</span>  }<a name="line.521"></a>
 <span class="sourceLineNo">522</span><a name="line.522"></a>
 <span class="sourceLineNo">523</span>  /**<a name="line.523"></a>
-<span class="sourceLineNo">524</span>   * @return A Multimap&lt;startkey, LoadQueueItem&gt; that groups LQI by likely<a name="line.524"></a>
-<span class="sourceLineNo">525</span>   * bulk load region targets.<a name="line.525"></a>
-<span class="sourceLineNo">526</span>   */<a name="line.526"></a>
-<span class="sourceLineNo">527</span>  private Multimap&lt;ByteBuffer, LoadQueueItem&gt; groupOrSplitPhase(final Table table,<a name="line.527"></a>
-<span class="sourceLineNo">528</span>      ExecutorService pool, Deque&lt;LoadQueueItem&gt; queue,<a name="line.528"></a>
-<span class="sourceLineNo">529</span>      final Pair&lt;byte[][], byte[][]&gt; startEndKeys) throws IOException {<a name="line.529"></a>
-<span class="sourceLineNo">530</span>    // &lt;region start key, LQI&gt; need synchronized only within this scope of this<a name="line.530"></a>
-<span class="sourceLineNo">531</span>    // phase because of the puts that happen in futures.<a name="line.531"></a>
-<span class="sourceLineNo">532</span>    Multimap&lt;ByteBuffer, LoadQueueItem&gt; rgs = HashMultimap.create();<a name="line.532"></a>
-<span class="sourceLineNo">533</span>    final Multimap&lt;ByteBuffer, LoadQueueItem&gt; regionGroups = Multimaps.synchronizedMultimap(rgs);<a name="line.533"></a>
-<span class="sourceLineNo">534</span><a name="line.534"></a>
-<span class="sourceLineNo">535</span>    // drain LQIs and figure out bulk load groups<a name="line.535"></a>
-<span class="sourceLineNo">536</span>    Set&lt;Future&lt;List&lt;LoadQueueItem&gt;&gt;&gt; splittingFutures = new HashSet&lt;Future&lt;List&lt;LoadQueueItem&gt;&gt;&gt;();<a name="line.536"></a>
-<span class="sourceLineNo">537</span>    while (!queue.isEmpty()) {<a name="line.537"></a>
-<span class="sourceLineNo">538</span>      final LoadQueueItem item = queue.remove();<a name="line.538"></a>
-<span class="sourceLineNo">539</span><a name="line.539"></a>
-<span class="sourceLineNo">540</span>      final Callable&lt;List&lt;LoadQueueItem&gt;&gt; call = new Callable&lt;List&lt;LoadQueueItem&gt;&gt;() {<a name="line.540"></a>
-<span class="sourceLineNo">541</span>        @Override<a name="line.541"></a>
-<span class="sourceLineNo">542</span>        public List&lt;LoadQueueItem&gt; call() throws Exception {<a name="line.542"></a>
-<span class="sourceLineNo">543</span>          List&lt;LoadQueueItem&gt; splits = groupOrSplit(regionGroups, item, table, startEndKeys);<a name="line.543"></a>
-<span class="sourceLineNo">544</span>          return splits;<a name="line.544"></a>
-<span class="sourceLineNo">545</span>        }<a name="line.545"></a>
-<span class="sourceLineNo">546</span>      };<a name="line.546"></a>
-<span class="sourceLineNo">547</span>      splittingFutures.add(pool.submit(call));<a name="line.547"></a>
-<span class="sourceLineNo">548</span>    }<a name="line.548"></a>
-<span class="sourceLineNo">549</span>    // get all the results.  All grouping and splitting must finish before<a name="line.549"></a>
-<span class="sourceLineNo">550</span>    // we can attempt the atomic loads.<a name="line.550"></a>
-<span class="sourceLineNo">551</span>    for (Future&lt;List&lt;LoadQueueItem&gt;&gt; lqis : splittingFutures) {<a name="line.551"></a>
-<span class="sourceLineNo">552</span>      try {<a name="line.552"></a>
-<span class="sourceLineNo">553</span>        List&lt;LoadQueueItem&gt; splits = lqis.get();<a name="line.553"></a>
-<span class="sourceLineNo">554</span>        if (splits != null) {<a name="line.554"></a>
-<span class="sourceLineNo">555</span>          queue.addAll(splits);<a name="line.555"></a>
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-<span class="sourceLineNo">557</span>      } catch (ExecutionException e1) {<a name="line.557"></a>
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-<span class="sourceLineNo">559</span>        if (t instanceof IOException) {<a name="line.559"></a>
-<span class="sourceLineNo">560</span>          LOG.error("IOException during splitting", e1);<a name="line.560"></a>
-<span class="sourceLineNo">561</span>          throw (IOException)t; // would have been thrown if not parallelized,<a name="line.561"></a>
-<span class="sourceLineNo">562</span>        }<a name="line.562"></a>
-<span class="sourceLineNo">563</span>        LOG.error("Unexpected execution exception during splitting", e1);<a name="line.563"></a>
-<span class="sourceLineNo">564</span>        throw new IllegalStateException(t);<a name="line.564"></a>
-<span class="sourceLineNo">565</span>      } catch (InterruptedException e1) {<a name="line.565"></a>
-<span class="sourceLineNo">566</span>        LOG.error("Unexpected interrupted exception during splitting", e1);<a name="line.566"></a>
-<span class="sourceLineNo">567</span>        throw (InterruptedIOException)new InterruptedIOException().initCause(e1);<a name="line.567"></a>
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-<span class="sourceLineNo">570</span>    return regionGroups;<a name="line.570"></a>
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-<span class="sourceLineNo">572</span><a name="line.572"></a>
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-<span class="sourceLineNo">590</span><a name="line.590"></a>
-<span class="sourceLineNo">591</span>    LOG.info("HFile at " + hfilePath + " no longer fits inside a single " +<a name="line.591"></a>
-<span class="sourceLineNo">592</span>    "region. Splitting...");<a name="line.592"></a>
-<span class="sourceLineNo">593</span><a name="line.593"></a>
-<span class="sourceLineNo">594</span>    String uniqueName = getUniqueName();<a name="line.594"></a>
-<span class="sourceLineNo">595</span>    HColumnDescriptor familyDesc = table.getTableDescriptor().getFamily(item.family);<a name="line.595"></a>
-<span class="sourceLineNo">596</span>    Path botOut = new Path(tmpDir, uniqueName + ".bottom");<a name="line.596"></a>
-<span class="sourceLineNo">597</span>    Path topOut = new Path(tmpDir, uniqueName + ".top");<a name="line.597"></a>
-<span class="sourceLineNo">598</span>    splitStoreFile(getConf(), hfilePath, familyDesc, splitKey,<a name="line.598"></a>
-<span class="sourceLineNo">599</span>        botOut, topOut);<a name="line.599"></a>
-<span class="sourceLineNo">600</span><a name="line.600"></a>
-<span class="sourceLineNo">601</span>    FileSystem fs = tmpDir.getFileSystem(getConf());<a name="line.601"></a>
-<span class="sourceLineNo">602</span>    fs.setPermission(tmpDir, FsPermission.valueOf("-rwxrwxrwx"));<a name="line.602"></a>
-<span class="sourceLineNo">603</span>    fs.setPermission(botOut, FsPermission.valueOf("-rwxrwxrwx"));<a name="line.603"></a>
-<span class="sourceLineNo">604</span>    fs.setPermission(topOut, FsPermission.valueOf("-rwxrwxrwx"));<a name="line.604"></a>
-<span class="sourceLineNo">605</span><a name="line.605"></a>
-<span class="sourceLineNo">606</span>    // Add these back at the *front* of the queue, so there's a lower<a name="line.606"></a>
-<span class="sourceLineNo">607</span>    // chance that the region will just split again before we get there.<a name="line.607"></a>
-<span class="sourceLineNo">608</span>    List&lt;LoadQueueItem&gt; lqis = new ArrayList&lt;LoadQueueItem&gt;(2);<a name="line.608"></a>
-<span class="sourceLineNo">609</span>    lqis.add(new LoadQueueItem(item.family, botOut));<a name="line.609"></a>
-<span class="sourceLineNo">610</span>    lqis.add(new LoadQueueItem(item.family, topOut));<a name="line.610"></a>
-<span class="sourceLineNo">611</span><a name="line.611"></a>
-<span class="sourceLineNo">612</span>    LOG.info("Successfully split into new HFiles " + botOut + " and " + topOut);<a name="line.612"></a>
-<span class="sourceLineNo">613</span>    return lqis;<a name="line.613"></a>
-<span class="sourceLineNo">614</span>  }<a name="line.614"></a>
-<span class="sourceLineNo">615</span><a name="line.615"></a>
-<span class="sourceLineNo">616</span>  /**<a name="line.616"></a>
-<span class="sourceLineNo">617</span>   * Attempt to assign the given load queue item into its target region group.<a name="line.617"></a>
-<span class="sourceLineNo">618</span>   * If the hfile boundary no longer fits into a region, physically splits<a name="line.618"></a>
-<span class="sourceLineNo">619</span>   * the hfile such that the new bottom half will fit and returns the list of<a name="line.619"></a>
-<span class="sourceLineNo">620</span>   * LQI's corresponding to the resultant hfiles.<a name="line.620"></a>
-<span class="sourceLineNo">621</span>   *<a name="line.621"></a>
-<span class="sourceLineNo">622</span>   * protected for testing<a name="line.622"></a>
-<span class="sourceLineNo">623</span>   * @throws IOException<a name="line.623"></a>
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-<span class="sourceLineNo">625</span>  protected List&lt;LoadQueueItem&gt; groupOrSplit(Multimap&lt;ByteBuffer, LoadQueueItem&gt; regionGroups,<a name="line.625"></a>
-<span class="sourceLineNo">626</span>      final LoadQueueItem item, final Table table,<a name="line.626"></a>
-<span class="sourceLineNo">627</span>      final Pair&lt;byte[][], byte[][]&gt; startEndKeys)<a name="line.627"></a>
-<span class="sourceLineNo">628</span>      throws IOException {<a name="line.628"></a>
-<span class="sourceLineNo">629</span>    final Path hfilePath = item.hfilePath;<a name="line.629"></a>
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-<span class="sourceLineNo">631</span>        new CacheConfig(getConf()), getConf());<a name="line.631"></a>
-<span class="sourceLineNo">632</span>    final byte[] first, last;<a name="line.632"></a>
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-<span class="sourceLineNo">634</span>      hfr.loadFileInfo();<a name="line.634"></a>
-<span class="sourceLineNo">635</span>      first = hfr.getFirstRowKey();<a name="line.635"></a>
-<span class="sourceLineNo">636</span>      last = hfr.getLastRowKey();<a name="line.636"></a>
-<span class="sourceLineNo">637</span>    }  finally {<a name="line.637"></a>
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-<span class="sourceLineNo">640</span><a name="line.640"></a>
-<span class="sourceLineNo">641</span>    LOG.info("Trying to load hfile=" + hfilePath +<a name="line.641"></a>
-<span class="sourceLineNo">642</span>        " first=" + Bytes.toStringBinary(first) +<a name="line.642"></a>
-<span class="sourceLineNo">643</span>        " last="  + Bytes.toStringBinary(last));<a name="line.643"></a>
-<span class="sourceLineNo">644</span>    if (first == null || last == null) {<a name="line.644"></a>
-<span class="sourceLineNo">645</span>      assert first == null &amp;&amp; last == null;<a name="line.645"></a>
-<span class="sourceLineNo">646</span>      // TODO what if this is due to a bad HFile?<a name="line.646"></a>
-<span class="sourceLineNo">647</span>      LOG.info("hfile " + hfilePath + " has no entries, skipping");<a name="line.647"></a>
-<span class="sourceLineNo">648</span>      return null;<a name="line.648"></a>
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-<span class="sourceLineNo">650</span>    if (Bytes.compareTo(first, last) &gt; 0) {<a name="line.650"></a>
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-<span class="sourceLineNo">652</span>      "Invalid range: " + Bytes.toStringBinary(first) +<a name="line.652"></a>
-<span class="sourceLineNo">653</span>      " &gt; " + Bytes.toStringBinary(last));<a name="line.653"></a>
-<span class="sourceLineNo">654</span>    }<a name="line.654"></a>
-<span class="sourceLineNo">655</span>    int idx = Arrays.binarySearch(startEndKeys.getFirst(), first,<a name="line.655"></a>
-<span class="sourceLineNo">656</span>        Bytes.BYTES_COMPARATOR);<a name="line.656"></a>
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-<span class="sourceLineNo">658</span>      // not on boundary, returns -(insertion index).  Calculate region it<a name="line.658"></a>
-<span class="sourceLineNo">659</span>      // would be in.<a name="line.659"></a>
-<span class="sourceLineNo">660</span>      idx = -(idx + 1) - 1;<a name="line.660"></a>
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-<span class="sourceLineNo">664</span>    /**<a name="line.664"></a>
-<span class="sourceLineNo">665</span>     * we can consider there is a region hole in following conditions. 1) if idx &lt; 0,then first<a name="line.665"></a>
-<span class="sourceLineNo">666</span>     * region info is lost. 2) if the endkey of a region is not equal to the startkey of the next<a name="line.666"></a>
-<span class="sourceLineNo">667</span>     * region. 3) if the endkey of the last region is not empty.<a name="line.667"></a>
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-<span class="sourceLineNo">671</span>          + table.getName()<a name="line.671"></a>
-<span class="sourceLineNo">672</span>          + " cann't be found in hbase:meta.Please use hbck tool to fix it first.");<a name="line.672"></a>
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-<span class="sourceLineNo">676</span>          + table.getName()<a name="line.676"></a>
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+<span class="sourceLineNo">762</span>                        hfileStagingPath);<a name="line.762"></a>
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+<span class="sourceLineNo">782</span>          null).&lt;Boolean&gt; newCaller()<a name="line.782"></a>
+<span class="sourceLineNo">783</span>          .callWithRetries(svrCallable, Integer.MAX_VALUE);<a name="line.783"></a>
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+<span class="sourceLineNo">785</span>        LOG.warn("Attempt to bulk load region containing "<a name="line.785"></a>
+<span class="sourceLineNo">786</span>            + Bytes.toStringBinary(first) + " into table "<a name="line.786"></a>
+<span class="sourceLineNo">787</span>            + tableName  + " with files " + lqis<a name="line.787"></a>
+<span class="sourceLineNo">788</span>            + " failed.  This is recoverable and they will be retried.");<a name="line.788"></a>
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+<span class="sourceLineNo">794</span>      LOG.error("Encountered unrecoverable error from region server, additional details: "<a name="line.794"></a>
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+<span class="sourceLineNo">807</span>   * the metadata, recreating bloom filters, etc.<a name="line.807"></a>
+<span class="sourceLineNo">808</span>   */<a name="line.808"></a>
+<span class="sourceLineNo">809</span>  static void splitStoreFile(<a name="line.809"></a>
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+<span class="sourceLineNo">811</span>      HColumnDescriptor familyDesc, byte[] splitKey,<a name="line.811"></a>
+<span class="sourceLineNo">812</span>      Path bottomOut, Path topOut) throws IOException<a name="line.812"></a>
+<span class="sourceLineNo">813</span>  {<a name="line.813"></a>
+<span class="sourceLineNo">814</span>    // Open reader with no block cache, and not in-memory<a name="line.814"></a>
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+<span class="sourceLineNo">816</span>    Reference bottomReference = Reference.createBottomReference(splitKey);<a name="line.816"></a>
+<span class="sourceLineNo">817</span><a name="line.817"></a>
+<span class="sourceLineNo">818</span>    copyHFileHalf(conf, inFile, topOut, topReference, familyDesc);<a name="line.818"></a>
+<span class="sourceLineNo">819</span>    copyHFileHalf(conf, inFile, bottomOut, bottomReference, familyDesc);<a name="line.819"></a>
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+<span class="sourceLineNo">821</span><a name="line.821"></a>
+<span class="sourceLineNo">822</span>  /**<a name="line.822"></a>
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+<span class="sourceLineNo">824</span>   */<a name="line.824"></a>
+<span class="sourceLineNo">825</span>  private static void copyHFileHalf(<a name="line.825"></a>
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+<span class="sourceLineNo">827</span>      HColumnDescriptor familyDescriptor)<a name="line.827"></a>
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+<span class="sourceLineNo">830</span>    CacheConfig cacheConf = new CacheConfig(conf);<a name="line.830"></a>
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+<span class="sourceLineNo">832</span>    StoreFile.Writer halfWriter = null;<a name="line.832"></a>
+<span class="sourceLineNo">833</span>    try {<a name="line.833"></a>
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+<span class="sourceLineNo">836</span><a name="line.836"></a>
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+<span class="sourceLineNo">840</span>      HFileContext hFileContext = new HFileContextBuilder()<a name="line.840"></a>
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+<span class="sourceLineNo">842</span>                                  .withChecksumType(HStore.getChecksumType(conf))<a name="line.842"></a>
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+<span class="sourceLineNo">844</span>                                  .withBlockSize(blocksize)<a name="line.844"></a>
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+<span class="sourceLineNo">846</span>                                  .build();<a name="line.846"></a>
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+<span class="sourceLineNo">848</span>          fs)<a name="line.848"></a>
+<span class="sourceLineNo">849</span>              .withFilePath(outFile)<a name="line.849"></a>
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+<span class="sourceLineNo">852</span>              .build();<a name="line.852"></a>
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+<span class="sourceLineNo">854</span>      scanner.seekTo();<a name="line.854"></a>
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+<span class="sourceLineNo">858</span><a name="line.858"></a>
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+<span class="sourceLineNo">861</span>          halfWriter.appendFileInfo(entry.getKey(), entry.getValue());<a name="line.861"></a>
+<span class="sourceLineNo">862</span>        }<a name="line.862"></a>
+<span class="sourceLineNo">863</span>      }<a name="line.863"></a>
+<span class="sourceLineNo">864</span>    } finally {<a name="line.864"></a>
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+<span class="sourceLineNo">868</span>  }<a name="line.868"></a>
+<span class="sourceLineNo">869</span><a name="line.869"></a>
+<span class="sourceLineNo">870</span>  private static boolean shouldCopyHFileMetaKey(byte[] key) {<a name="line.870"></a>
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+<span class="sourceLineNo">872</span>  }<a name="line.872"></a>
+<span class="sourceLineNo">873</span><a name="line.873"></a>
+<span class="sourceLineNo">874</span>  /*<a name="line.874"></a>
+<span class="sourceLineNo">875</span>   * Infers region boundaries for a new table.<a name="line.875"></a>
+<span class="sourceLineNo">876</span>   * Parameter:<a name="line.876"></a>
+<span class="sourceLineNo">877</span>   *   bdryMap is a map between keys to an integer belonging to {+1, -1}<a name="line.877"></a>
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+<span class="sourceLineNo">880</span>   * Algo:<a name="line.880"></a>
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+<span class="sourceLineNo">884</span>   *       a boundary list.<a name="line.884"></a>
+<span class="sourceLineNo">885</span>   * 2) Return the boundary list.<a name="line.885"></a>
+<span class="sourceLineNo">886</span>   */<a name="line.886"></a>
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+<span class="sourceLineNo">901</span><a name="line.901"></a>
+<span class="sourceLineNo">902</span>    return keysArray.toArray(new byte[0][0]);<a name="

<TRUNCATED>

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