http://git-wip-us.apache.org/repos/asf/hbase-site/blob/83bf6175/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HStore.StoreFlusherImpl.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HStore.StoreFlusherImpl.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HStore.StoreFlusherImpl.html index 985778f..854ba52 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HStore.StoreFlusherImpl.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HStore.StoreFlusherImpl.html @@ -662,1932 +662,1924 @@ <span class="sourceLineNo">654</span> completeCompaction(toBeRemovedStoreFiles);<a name="line.654"></a> <span class="sourceLineNo">655</span> }<a name="line.655"></a> <span class="sourceLineNo">656</span><a name="line.656"></a> -<span class="sourceLineNo">657</span> private HStoreFile createStoreFileAndReader(final Path p) throws IOException {<a 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class="sourceLineNo">1085</span> .withHBaseCheckSum(true)<a name="line.1085"></a> -<span class="sourceLineNo">1086</span> .withDataBlockEncoding(family.getDataBlockEncoding())<a name="line.1086"></a> -<span class="sourceLineNo">1087</span> .withEncryptionContext(cryptoContext)<a name="line.1087"></a> -<span class="sourceLineNo">1088</span> .withCreateTime(EnvironmentEdgeManager.currentTime())<a name="line.1088"></a> -<span class="sourceLineNo">1089</span> .build();<a name="line.1089"></a> -<span class="sourceLineNo">1090</span> return hFileContext;<a name="line.1090"></a> -<span class="sourceLineNo">1091</span> }<a name="line.1091"></a> -<span class="sourceLineNo">1092</span><a name="line.1092"></a> +<span class="sourceLineNo">657</span> @VisibleForTesting<a name="line.657"></a> +<span class="sourceLineNo">658</span> protected HStoreFile createStoreFileAndReader(final Path p) throws IOException {<a name="line.658"></a> +<span class="sourceLineNo">659</span> StoreFileInfo info = new StoreFileInfo(conf, this.getFileSystem(), p);<a name="line.659"></a> +<span class="sourceLineNo">660</span> return createStoreFileAndReader(info);<a name="line.660"></a> +<span class="sourceLineNo">661</span> }<a name="line.661"></a> +<span class="sourceLineNo">662</span><a name="line.662"></a> +<span class="sourceLineNo">663</span> private HStoreFile createStoreFileAndReader(StoreFileInfo info) throws IOException {<a name="line.663"></a> +<span class="sourceLineNo">664</span> info.setRegionCoprocessorHost(this.region.getCoprocessorHost());<a name="line.664"></a> +<span class="sourceLineNo">665</span> HStoreFile storeFile = new HStoreFile(this.getFileSystem(), info, this.conf, this.cacheConf,<a name="line.665"></a> +<span class="sourceLineNo">666</span> this.family.getBloomFilterType(), isPrimaryReplicaStore());<a name="line.666"></a> +<span class="sourceLineNo">667</span> storeFile.initReader();<a name="line.667"></a> +<span class="sourceLineNo">668</span> return storeFile;<a name="line.668"></a> +<span class="sourceLineNo">669</span> }<a name="line.669"></a> +<span class="sourceLineNo">670</span><a name="line.670"></a> +<span class="sourceLineNo">671</span> /**<a name="line.671"></a> +<span class="sourceLineNo">672</span> * This message intends to inform the MemStore that next coming updates<a name="line.672"></a> +<span class="sourceLineNo">673</span> * are going to be part of the replaying edits from WAL<a name="line.673"></a> +<span class="sourceLineNo">674</span> */<a name="line.674"></a> +<span class="sourceLineNo">675</span> public void startReplayingFromWAL(){<a name="line.675"></a> +<span class="sourceLineNo">676</span> this.memstore.startReplayingFromWAL();<a name="line.676"></a> +<span class="sourceLineNo">677</span> }<a name="line.677"></a> +<span class="sourceLineNo">678</span><a name="line.678"></a> +<span class="sourceLineNo">679</span> /**<a name="line.679"></a> +<span class="sourceLineNo">680</span> * This message intends to inform the MemStore that the replaying edits from WAL<a name="line.680"></a> +<span class="sourceLineNo">681</span> * are done<a name="line.681"></a> +<span class="sourceLineNo">682</span> */<a name="line.682"></a> +<span class="sourceLineNo">683</span> public void stopReplayingFromWAL(){<a name="line.683"></a> +<span class="sourceLineNo">684</span> this.memstore.stopReplayingFromWAL();<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> * Adds a value to the memstore<a name="line.688"></a> +<span class="sourceLineNo">689</span> */<a name="line.689"></a> +<span class="sourceLineNo">690</span> public void add(final Cell cell, MemStoreSizing memstoreSizing) {<a name="line.690"></a> +<span class="sourceLineNo">691</span> lock.readLock().lock();<a name="line.691"></a> +<span class="sourceLineNo">692</span> try {<a name="line.692"></a> +<span class="sourceLineNo">693</span> this.memstore.add(cell, memstoreSizing);<a name="line.693"></a> +<span class="sourceLineNo">694</span> } finally {<a name="line.694"></a> +<span class="sourceLineNo">695</span> lock.readLock().unlock();<a name="line.695"></a> +<span class="sourceLineNo">696</span> }<a name="line.696"></a> +<span class="sourceLineNo">697</span> }<a name="line.697"></a> +<span class="sourceLineNo">698</span><a name="line.698"></a> +<span class="sourceLineNo">699</span> /**<a name="line.699"></a> +<span class="sourceLineNo">700</span> * Adds the specified value to the memstore<a name="line.700"></a> +<span class="sourceLineNo">701</span> */<a name="line.701"></a> +<span class="sourceLineNo">702</span> public void add(final Iterable<Cell> cells, MemStoreSizing memstoreSizing) {<a name="line.702"></a> +<span class="sourceLineNo">703</span> lock.readLock().lock();<a name="line.703"></a> +<span class="sourceLineNo">704</span> try {<a name="line.704"></a> +<span class="sourceLineNo">705</span> memstore.add(cells, memstoreSizing);<a name="line.705"></a> +<span class="sourceLineNo">706</span> } finally {<a name="line.706"></a> +<span class="sourceLineNo">707</span> lock.readLock().unlock();<a name="line.707"></a> +<span class="sourceLineNo">708</span> }<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> @Override<a name="line.711"></a> +<span class="sourceLineNo">712</span> public long timeOfOldestEdit() {<a name="line.712"></a> +<span class="sourceLineNo">713</span> return memstore.timeOfOldestEdit();<a name="line.713"></a> +<span class="sourceLineNo">714</span> }<a name="line.714"></a> +<span class="sourceLineNo">715</span><a name="line.715"></a> +<span class="sourceLineNo">716</span> /**<a name="line.716"></a> +<span class="sourceLineNo">717</span> * @return All store files.<a name="line.717"></a> +<span class="sourceLineNo">718</span> */<a name="line.718"></a> +<span class="sourceLineNo">719</span> @Override<a name="line.719"></a> +<span class="sourceLineNo">720</span> public Collection<HStoreFile> getStorefiles() {<a name="line.720"></a> +<span class="sourceLineNo">721</span> return this.storeEngine.getStoreFileManager().getStorefiles();<a name="line.721"></a> +<span class="sourceLineNo">722</span> }<a name="line.722"></a> +<span class="sourceLineNo">723</span><a name="line.723"></a> +<span class="sourceLineNo">724</span> @Override<a name="line.724"></a> +<span class="sourceLineNo">725</span> public Collection<HStoreFile> getCompactedFiles() {<a name="line.725"></a> +<span class="sourceLineNo">726</span> return this.storeEngine.getStoreFileManager().getCompactedfiles();<a name="line.726"></a> +<span class="sourceLineNo">727</span> }<a name="line.727"></a> +<span class="sourceLineNo">728</span><a name="line.728"></a> +<span class="sourceLineNo">729</span> /**<a name="line.729"></a> +<span class="sourceLineNo">730</span> * This throws a WrongRegionException if the HFile does not fit in this region, or an<a name="line.730"></a> +<span class="sourceLineNo">731</span> * InvalidHFileException if the HFile is not valid.<a name="line.731"></a> +<span class="sourceLineNo">732</span> */<a name="line.732"></a> +<span class="sourceLineNo">733</span> public void assertBulkLoadHFileOk(Path srcPath) throws IOException {<a name="line.733"></a> +<span class="sourceLineNo">734</span> HFile.Reader reader = null;<a name="line.734"></a> +<span class="sourceLineNo">735</span> try {<a name="line.735"></a> +<span class="sourceLineNo">736</span> LOG.info("Validating hfile at " + srcPath + " for inclusion in "<a name="line.736"></a> +<span class="sourceLineNo">737</span> + "store " + this + " region " + this.getRegionInfo().getRegionNameAsString());<a name="line.737"></a> +<span class="sourceLineNo">738</span> reader = HFile.createReader(srcPath.getFileSystem(conf), srcPath, cacheConf,<a name="line.738"></a> +<span class="sourceLineNo">739</span> isPrimaryReplicaStore(), conf);<a name="line.739"></a> +<span class="sourceLineNo">740</span> reader.loadFileInfo();<a name="line.740"></a> +<span class="sourceLineNo">741</span><a name="line.741"></a> +<span class="sourceLineNo">742</span> Optional<byte[]> firstKey = reader.getFirstRowKey();<a name="line.742"></a> +<span class="sourceLineNo">743</span> Preconditions.checkState(firstKey.isPresent(), "First key can not be null");<a name="line.743"></a> +<span class="sourceLineNo">744</span> Optional<Cell> lk = reader.getLastKey();<a name="line.744"></a> +<span class="sourceLineNo">745</span> Preconditions.checkState(lk.isPresent(), "Last key can not be null");<a name="line.745"></a> +<span class="sourceLineNo">746</span> byte[] lastKey = CellUtil.cloneRow(lk.get());<a name="line.746"></a> +<span class="sourceLineNo">747</span><a name="line.747"></a> +<span class="sourceLineNo">748</span> LOG.debug("HFile bounds: first=" + Bytes.toStringBinary(firstKey.get()) +<a name="line.748"></a> +<span class="sourceLineNo">749</span> " last=" + Bytes.toStringBinary(lastKey));<a name="line.749"></a> +<span class="sourceLineNo">750</span> LOG.debug("Region bounds: first=" +<a name="line.750"></a> +<span class="sourceLineNo">751</span> Bytes.toStringBinary(getRegionInfo().getStartKey()) +<a name="line.751"></a> +<span class="sourceLineNo">752</span> " last=" + Bytes.toStringBinary(getRegionInfo().getEndKey()));<a name="line.752"></a> +<span class="sourceLineNo">753</span><a name="line.753"></a> +<span class="sourceLineNo">754</span> if (!this.getRegionInfo().containsRange(firstKey.get(), lastKey)) {<a name="line.754"></a> +<span class="sourceLineNo">755</span> throw new WrongRegionException(<a name="line.755"></a> +<span class="sourceLineNo">756</span> "Bulk load file " + srcPath.toString() + " does not fit inside region "<a name="line.756"></a> +<span class="sourceLineNo">757</span> + this.getRegionInfo().getRegionNameAsString());<a name="line.757"></a> +<span class="sourceLineNo">758</span> }<a name="line.758"></a> +<span class="sourceLineNo">759</span><a name="line.759"></a> +<span class="sourceLineNo">760</span> if(reader.length() > conf.getLong(HConstants.HREGION_MAX_FILESIZE,<a name="line.760"></a> +<span class="sourceLineNo">761</span> HConstants.DEFAULT_MAX_FILE_SIZE)) {<a name="line.761"></a> +<span class="sourceLineNo">762</span> LOG.warn("Trying to bulk load hfile " + srcPath.toString() + " with size: " +<a name="line.762"></a> +<span class="sourceLineNo">763</span> reader.length() + " bytes can be problematic as it may lead to oversplitting.");<a name="line.763"></a> +<span class="sourceLineNo">764</span> }<a name="line.764"></a> +<span class="sourceLineNo">765</span><a name="line.765"></a> +<span class="sourceLineNo">766</span> if (verifyBulkLoads) {<a name="line.766"></a> +<span class="sourceLineNo">767</span> long verificationStartTime = EnvironmentEdgeManager.currentTime();<a name="line.767"></a> +<span class="sourceLineNo">768</span> LOG.info("Full verification started for bulk load hfile: " + srcPath.toString());<a name="line.768"></a> +<span class="sourceLineNo">769</span> Cell prevCell = null;<a name="line.769"></a> +<span class="sourceLineNo">770</span> HFileScanner scanner = reader.getScanner(false, false, false);<a name="line.770"></a> +<span class="sourceLineNo">771</span> scanner.seekTo();<a name="line.771"></a> +<span class="sourceLineNo">772</span> do {<a name="line.772"></a> +<span class="sourceLineNo">773</span> Cell cell = scanner.getCell();<a name="line.773"></a> +<span class="sourceLineNo">774</span> if (prevCell != null) {<a name="line.774"></a> +<span class="sourceLineNo">775</span> if (comparator.compareRows(prevCell, cell) > 0) {<a name="line.775"></a> +<span class="sourceLineNo">776</span> throw new InvalidHFileException("Previous row is greater than"<a name="line.776"></a> +<span class="sourceLineNo">777</span> + " current row: path=" + srcPath + " previous="<a name="line.777"></a> +<span class="sourceLineNo">778</span> + CellUtil.getCellKeyAsString(prevCell) + " current="<a name="line.778"></a> +<span class="sourceLineNo">779</span> + CellUtil.getCellKeyAsString(cell));<a name="line.779"></a> +<span class="sourceLineNo">780</span> }<a name="line.780"></a> +<span class="sourceLineNo">781</span> if (CellComparator.getInstance().compareFamilies(prevCell, cell) != 0) {<a name="line.781"></a> +<span class="sourceLineNo">782</span> throw new InvalidHFileException("Previous key had different"<a name="line.782"></a> +<span class="sourceLineNo">783</span> + " family compared to current key: path=" + srcPath<a name="line.783"></a> +<span class="sourceLineNo">784</span> + " previous="<a name="line.784"></a> +<span class="sourceLineNo">785</span> + Bytes.toStringBinary(prevCell.getFamilyArray(), prevCell.getFamilyOffset(),<a name="line.785"></a> +<span class="sourceLineNo">786</span> prevCell.getFamilyLength())<a name="line.786"></a> +<span class="sourceLineNo">787</span> + " current="<a name="line.787"></a> +<span class="sourceLineNo">788</span> + Bytes.toStringBinary(cell.getFamilyArray(), cell.getFamilyOffset(),<a name="line.788"></a> +<span class="sourceLineNo">789</span> cell.getFamilyLength()));<a name="line.789"></a> +<span class="sourceLineNo">790</span> }<a name="line.790"></a> +<span class="sourceLineNo">791</span> }<a name="line.791"></a> +<span class="sourceLineNo">792</span> prevCell = cell;<a name="line.792"></a> +<span class="sourceLineNo">793</span> } while (scanner.next());<a name="line.793"></a> +<span class="sourceLineNo">794</span> LOG.info("Full verification complete for bulk load hfile: " + srcPath.toString()<a name="line.794"></a> +<span class="sourceLineNo">795</span> + " took " + (EnvironmentEdgeManager.currentTime() - verificationStartTime)<a name="line.795"></a> +<span class="sourceLineNo">796</span> + " ms");<a name="line.796"></a> +<span class="sourceLineNo">797</span> }<a name="line.797"></a> +<span class="sourceLineNo">798</span> } finally {<a name="line.798"></a> +<span class="sourceLineNo">799</span> if (reader != null) reader.close();<a name="line.799"></a> +<span class="sourceLineNo">800</span> }<a name="line.800"></a> +<span class="sourceLineNo">801</span> }<a name="line.801"></a> +<span class="sourceLineNo">802</span><a name="line.802"></a> +<span class="sourceLineNo">803</span> /**<a name="line.803"></a> +<span class="sourceLineNo">804</span> * This method should only be called from Region. It is assumed that the ranges of values in the<a name="line.804"></a> +<span class="sourceLineNo">805</span> * HFile fit within the stores assigned region. (assertBulkLoadHFileOk checks this)<a name="line.805"></a> +<span class="sourceLineNo">806</span> *<a name="line.806"></a> +<span class="sourceLineNo">807</span> * @param srcPathStr<a name="line.807"></a> +<span class="sourceLineNo">808</span> * @param seqNum sequence Id associated with the HFile<a name="line.808"></a> +<span class="sourceLineNo">809</span> */<a name="line.809"></a> +<span class="sourceLineNo">810</span> public Pair<Path, Path> preBulkLoadHFile(String srcPathStr, long seqNum) throws IOException {<a name="line.810"></a> +<span class="sourceLineNo">811</span> Path srcPath = new Path(srcPathStr);<a name="line.811"></a> +<span class="sourceLineNo">812</span> return fs.bulkLoadStoreFile(getColumnFamilyName(), srcPath, seqNum);<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> public Path bulkLoadHFile(byte[] family, String srcPathStr, Path dstPath) throws IOException {<a name="line.815"></a> +<span class="sourceLineNo">816</span> Path srcPath = new Path(srcPathStr);<a name="line.816"></a> +<span class="sourceLineNo">817</span> try {<a name="line.817"></a> +<span class="sourceLineNo">818</span> fs.commitStoreFile(srcPath, dstPath);<a name="line.818"></a> +<span class="sourceLineNo">819</span> } finally {<a name="line.819"></a> +<span class="sourceLineNo">820</span> if (this.getCoprocessorHost() != null) {<a name="line.820"></a> +<span class="sourceLineNo">821</span> this.getCoprocessorHost().postCommitStoreFile(family, srcPath, dstPath);<a name="line.821"></a> +<span class="sourceLineNo">822</span> }<a name="line.822"></a> +<span class="sourceLineNo">823</span> }<a name="line.823"></a> +<span class="sourceLineNo">824</span><a name="line.824"></a> +<span class="sourceLineNo">825</span> LOG.info("Loaded HFile " + srcPath + " into store '" + getColumnFamilyName() + "' as "<a name="line.825"></a> +<span class="sourceLineNo">826</span> + dstPath + " - updating store file list.");<a name="line.826"></a> +<span class="sourceLineNo">827</span><a name="line.827"></a> +<span class="sourceLineNo">828</span> HStoreFile sf = createStoreFileAndReader(dstPath);<a name="line.828"></a> +<span class="sourceLineNo">829</span> bulkLoadHFile(sf);<a name="line.829"></a> +<span class="sourceLineNo">830</span><a name="line.830"></a> +<span class="sourceLineNo">831</span> LOG.info("Successfully loaded store file " + srcPath + " into store " + this<a name="line.831"></a> +<span class="sourceLineNo">832</span> + " (new location: " + dstPath + ")");<a name="line.832"></a> +<span class="sourceLineNo">833</span><a name="line.833"></a> +<span class="sourceLineNo">834</span> return dstPath;<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> public void bulkLoadHFile(StoreFileInfo fileInfo) throws IOException {<a name="line.837"></a> +<span class="sourceLineNo">838</span> HStoreFile sf = createStoreFileAndReader(fileInfo);<a name="line.838"></a> +<span class="sourceLineNo">839</span> bulkLoadHFile(sf);<a name="line.839"></a> +<span class="sourceLineNo">840</span> }<a name="line.840"></a> +<span class="sourceLineNo">841</span><a name="line.841"></a> +<span class="sourceLineNo">842</span> private void bulkLoadHFile(HStoreFile sf) throws IOException {<a name="line.842"></a> +<span class="sourceLineNo">843</span> StoreFileReader r = sf.getReader();<a name="line.843"></a> +<span class="sourceLineNo">844</span> this.storeSize += r.length();<a name="line.844"></a> +<span class="sourceLineNo">845</span> this.totalUncompressedBytes += r.getTotalUncompressedBytes();<a name="line.845"></a> +<span class="sourceLineNo">846</span><a name="line.846"></a> +<span class="sourceLineNo">847</span> // Append the new storefile into the list<a name="line.847"></a> +<span class="sourceLineNo">848</span> this.lock.writeLock().lock();<a name="line.848"></a> +<span class="sourceLineNo">849</span> try {<a name="line.849"></a> +<span class="sourceLineNo">850</span> this.storeEngine.getStoreFileManager().insertNewFiles(Lists.newArrayList(sf));<a name="line.850"></a> +<span class="sourceLineNo">851</span> } finally {<a name="line.851"></a> +<span class="sourceLineNo">852</span> // We need the lock, as long as we are updating the storeFiles<a name="line.852"></a> +<span class="sourceLineNo">853</span> // or changing the memstore. Let us release it before calling<a name="line.853"></a> +<span class="sourceLineNo">854</span> // notifyChangeReadersObservers. 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cacheConf.shouldEvictOnClose(): true;<a name="line.900"></a> +<span class="sourceLineNo">901</span> f.closeStoreFile(evictOnClose);<a name="line.901"></a> +<span class="sourceLineNo">902</span> return null;<a name="line.902"></a> +<span class="sourceLineNo">903</span> }<a name="line.903"></a> +<span class="sourceLineNo">904</span> });<a name="line.904"></a> +<span class="sourceLineNo">905</span> }<a name="line.905"></a> +<span class="sourceLineNo">906</span><a name="line.906"></a> +<span class="sourceLineNo">907</span> IOException ioe = null;<a name="line.907"></a> +<span class="sourceLineNo">908</span> try {<a name="line.908"></a> +<span class="sourceLineNo">909</span> for (int i = 0; i < result.size(); i++) {<a name="line.909"></a> +<span class="sourceLineNo">910</span> try {<a name="line.910"></a> +<span class="sourceLineNo">911</span> Future<Void> future = completionService.take();<a name="line.911"></a> +<span class="sourceLineNo">912</span> future.get();<a name="line.912"></a> +<span class="sourceLineNo">913</span> } catch (InterruptedException e) {<a name="line.913"></a> +<span class="sourceLineNo">914</span> if (ioe == null) {<a name="line.914"></a> +<span class="sourceLineNo">915</span> ioe = new InterruptedIOException();<a name="line.915"></a> +<span class="sourceLineNo">916</span> ioe.initCause(e);<a name="line.916"></a> +<span class="sourceLineNo">917</span> }<a name="line.917"></a> +<span class="sourceLineNo">918</span> } catch (ExecutionException e) {<a name="line.918"></a> +<span class="sourceLineNo">919</span> if (ioe == null) ioe = new IOException(e.getCause());<a name="line.919"></a> +<span class="sourceLineNo">920</span> }<a name="line.920"></a> +<span class="sourceLineNo">921</span> }<a name="line.921"></a> +<span class="sourceLineNo">922</span> } finally {<a name="line.922"></a> +<span class="sourceLineNo">923</span> storeFileCloserThreadPool.shutdownNow();<a name="line.923"></a> +<span class="sourceLineNo">924</span> }<a name="line.924"></a> +<span class="sourceLineNo">925</span> if (ioe != null) throw ioe;<a name="line.925"></a> +<span class="sourceLineNo">926</span> }<a name="line.926"></a> +<span class="sourceLineNo">927</span> LOG.info("Closed " + this);<a name="line.927"></a> +<span class="sourceLineNo">928</span> return result;<a name="line.928"></a> +<span class="sourceLineNo">929</span> } finally {<a name="line.929"></a> +<span class="sourceLineNo">930</span> this.lock.writeLock().unlock();<a name="line.930"></a> +<span class="sourceLineNo">931</span> this.archiveLock.unlock();<a name="line.931"></a> +<span class="sourceLineNo">932</span> }<a name="line.932"></a> +<span class="sourceLineNo">933</span> }<a name="line.933"></a> +<span class="sourceLineNo">934</span><a name="line.934"></a> +<span class="sourceLineNo">935</span> /**<a name="line.935"></a> +<span class="sourceLineNo">936</span> * Snapshot this stores memstore. Call before running<a name="line.936"></a> +<span class="sourceLineNo">937</span> * {@link #flushCache(long, MemStoreSnapshot, MonitoredTask, ThroughputController,<a name="line.937"></a> +<span class="sourceLineNo">938</span> * FlushLifeCycleTracker)}<a name="line.938"></a> +<span class="sourceLineNo">939</span> * so it has some work to do.<a name="line.939"></a> +<span class="sourceLineNo">940</span> */<a name="line.940"></a> +<span class="sourceLineNo">941</span> void snapshot() {<a name="line.941"></a> +<span class="sourceLineNo">942</span> this.lock.writeLock().lock();<a name="line.942"></a> +<span class="sourceLineNo">943</span> try {<a name="line.943"></a> +<span class="sourceLineNo">944</span> this.memstore.snapshot();<a name="line.944"></a> +<span class="sourceLineNo">945</span> } finally {<a name="line.945"></a> +<span class="sourceLineNo">946</span> this.lock.writeLock().unlock();<a name="line.946"></a> +<span class="sourceLineNo">947</span> }<a name="line.947"></a> +<span class="sourceLineNo">948</span> }<a name="line.948"></a> +<span class="sourceLineNo">949</span><a name="line.949"></a> +<span class="sourceLineNo">950</span> /**<a name="line.950"></a> +<span class="sourceLineNo">951</span> * Write out current snapshot. Presumes {@link #snapshot()} has been called previously.<a name="line.951"></a> +<span class="sourceLineNo">952</span> * @param logCacheFlushId flush sequence number<a name="line.952"></a> +<span class="sourceLineNo">953</span> * @param snapshot<a name="line.953"></a> +<span class="sourceLineNo">954</span> * @param status<a name="line.954"></a> +<span class="sourceLineNo">955</span> * @param throughputController<a name="line.955"></a> +<span class="sourceLineNo">956</span> * @return The path name of the tmp file to which the store was flushed<a name="line.956"></a> +<span class="sourceLineNo">957</span> * @throws IOException if exception occurs during process<a name="line.957"></a> +<span class="sourceLineNo">958</span> */<a name="line.958"></a> +<span class="sourceLineNo">959</span> protected List<Path> flushCache(final long logCacheFlushId, MemStoreSnapshot snapshot,<a name="line.959"></a> +<span class="sourceLineNo">960</span> MonitoredTask status, ThroughputController throughputController,<a name="line.960"></a> +<span class="sourceLineNo">961</span> FlushLifeCycleTracker tracker) throws IOException {<a name="line.961"></a> +<span class="sourceLineNo">962</span> // If an exception happens flushing, we let it out without clearing<a name="line.962"></a> +<span class="sourceLineNo">963</span> // the memstore snapshot. The old snapshot will be returned when we say<a name="line.963"></a> +<span class="sourceLineNo">964</span> // 'snapshot', the next time flush comes around.<a name="line.964"></a> +<span class="sourceLineNo">965</span> // Retry after catching exception when flushing, otherwise server will abort<a name="line.965"></a> +<span class="sourceLineNo">966</span> // itself<a name="line.966"></a> +<span class="sourceLineNo">967</span> StoreFlusher flusher = storeEngine.getStoreFlusher();<a name="line.967"></a> +<span class="sourceLineNo">968</span> IOException lastException = null;<a name="line.968"></a> +<span class="sourceLineNo">969</span> for (int i = 0; i < flushRetriesNumber; i++) {<a name="line.969"></a> +<span class="sourceLineNo">970</span> try {<a name="line.970"></a> +<span class="sourceLineNo">971</span> List<Path> pathNames =<a name="line.971"></a> +<span class="sourceLineNo">972</span> flusher.flushSnapshot(snapshot, logCacheFlushId, status, throughputController, tracker);<a 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name="line.1007"></a> +<span class="sourceLineNo">1008</span> * @param status<a name="line.1008"></a> +<span class="sourceLineNo">1009</span> * @return store file created.<a name="line.1009"></a> +<span class="sourceLineNo">1010</span> * @throws IOException<a name="line.1010"></a> +<span class="sourceLineNo">1011</span> */<a name="line.1011"></a> +<span class="sourceLineNo">1012</span> private HStoreFile commitFile(Path path, long logCacheFlushId, MonitoredTask status)<a name="line.1012"></a> +<span class="sourceLineNo">1013</span> throws IOException {<a name="line.1013"></a> +<span class="sourceLineNo">1014</span> // Write-out finished successfully, move into the right spot<a name="line.1014"></a> +<span class="sourceLineNo">1015</span> Path dstPath = fs.commitStoreFile(getColumnFamilyName(), path);<a name="line.1015"></a> +<span class="sourceLineNo">1016</span><a name="line.1016"></a> +<span class="sourceLineNo">1017</span> status.setStatus("Flushing " + this + ": reopening flushed file");<a name="line.1017"></a> +<span class="sourceLineNo">1018</span> HStoreFile sf = createStoreFileAndReader(dstPath);<a name="line.1018"></a> +<span class="sourceLineNo">1019</span><a name="line.1019"></a> +<span class="sourceLineNo">1020</span> StoreFileReader r = sf.getReader();<a name="line.1020"></a> +<span class="sourceLineNo">1021</span> this.storeSize += r.length();<a name="line.1021"></a> +<span class="sourceLineNo">1022</span> this.totalUncompressedBytes += r.getTotalUncompressedBytes();<a name="line.1022"></a> +<span class="sourceLineNo">1023</span><a name="line.1023"></a> +<span class="sourceLineNo">1024</span> if (LOG.isInfoEnabled()) {<a name="line.1024"></a> +<span class="sourceLineNo">1025</span> LOG.info("Added " + sf + ", entries=" + r.getEntries() +<a name="line.1025"></a> +<span class="sourceLineNo">1026</span> ", sequenceid=" + logCacheFlushId +<a name="line.1026"></a> +<span class="sourceLineNo">1027</span> ", filesize=" + TraditionalBinaryPrefix.long2String(r.length(), "", 1));<a name="line.1027"></a> +<span class="sourceLineNo">1028</span> }<a name="line.1028"></a> +<span class="sourceLineNo">1029</span> return sf;<a name="line.1029"></a> +<span class="sourceLineNo">1030</span> }<a name="line.1030"></a> +<span class="sourceLineNo">1031</span><a name="line.1031"></a> +<span class="sourceLineNo">1032</span> /**<a name="line.1032"></a> +<span class="sourceLineNo">1033</span> * @param maxKeyCount<a name="line.1033"></a> +<span class="sourceLineNo">1034</span> * @param compression Compression algorithm to use<a name="line.1034"></a> +<span class="sourceLineNo">1035</span> * @param isCompaction whether we are creating a new file in a compaction<a name="line.1035"></a> +<span class="sourceLineNo">1036</span> * @param includeMVCCReadpoint - whether to include MVCC or not<a name="line.1036"></a> +<span class="sourceLineNo">1037</span> * @param includesTag - includesTag or not<a name="line.1037"></a> +<span 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name="line.1056"></a> +<span class="sourceLineNo">1057</span> }<a name="line.1057"></a> +<span class="sourceLineNo">1058</span> HFileContext hFileContext = createFileContext(compression, includeMVCCReadpoint, includesTag,<a name="line.1058"></a> +<span class="sourceLineNo">1059</span> cryptoContext);<a name="line.1059"></a> +<span class="sourceLineNo">1060</span> Path familyTempDir = new Path(fs.getTempDir(), family.getNameAsString());<a name="line.1060"></a> +<span class="sourceLineNo">1061</span> StoreFileWriter.Builder builder = new StoreFileWriter.Builder(conf, writerCacheConf,<a name="line.1061"></a> +<span class="sourceLineNo">1062</span> this.getFileSystem())<a name="line.1062"></a> +<span class="sourceLineNo">1063</span> .withOutputDir(familyTempDir)<a name="line.1063"></a> +<span class="sourceLineNo">1064</span> .withComparator(comparator)<a name="line.1064"></a> +<span class="sourceLineNo">1065</span> .withBloomType(family.getBloomFilterType())<a name="line.1065"></a> +<span 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class="sourceLineNo">1076</span> compression = HFile.DEFAULT_COMPRESSION_ALGORITHM;<a name="line.1076"></a> +<span class="sourceLineNo">1077</span> }<a name="line.1077"></a> +<span class="sourceLineNo">1078</span> HFileContext hFileContext = new HFileContextBuilder()<a name="line.1078"></a> +<span class="sourceLineNo">1079</span> .withIncludesMvcc(includeMVCCReadpoint)<a name="line.1079"></a> +<span class="sourceLineNo">1080</span> .withIncludesTags(includesTag)<a name="line.1080"></a> +<span class="sourceLineNo">1081</span> .withCompression(compression)<a name="line.1081"></a> +<span class="sourceLineNo">1082</span> .withCompressTags(family.isCompressTags())<a name="line.1082"></a> +<span class="sourceLineNo">1083</span> .withChecksumType(checksumType)<a name="line.1083"></a> +<span class="sourceLineNo">1084</span> .withBytesPerCheckSum(bytesPerChecksum)<a name="line.1084"></a> +<span class="sourceLineNo">1085</span> .withBlockSize(blocksize)<a name="line.1085"></a> +<span 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<TRUNCATED>