http://git-wip-us.apache.org/repos/asf/hbase-site/blob/9eba7fcf/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/LoadIncrementalHFiles.html ---------------------------------------------------------------------- diff --git a/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/LoadIncrementalHFiles.html b/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/LoadIncrementalHFiles.html index 53cae9a..64d0880 100644 --- a/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/LoadIncrementalHFiles.html +++ b/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/LoadIncrementalHFiles.html @@ -1034,289 +1034,283 @@ <span class="sourceLineNo">1026</span> protected List<LoadQueueItem> tryAtomicRegionLoad(ClientServiceCallable<byte[]> serviceCallable,<a name="line.1026"></a> <span class="sourceLineNo">1027</span> final TableName tableName, final byte[] first, final Collection<LoadQueueItem> lqis)<a name="line.1027"></a> <span class="sourceLineNo">1028</span> throws IOException {<a name="line.1028"></a> -<span class="sourceLineNo">1029</span> final List<Pair<byte[], String>> famPaths = new ArrayList<>(lqis.size());<a name="line.1029"></a> -<span class="sourceLineNo">1030</span> for (LoadQueueItem lqi : lqis) {<a name="line.1030"></a> -<span class="sourceLineNo">1031</span> if (!unmatchedFamilies.contains(Bytes.toString(lqi.family))) {<a name="line.1031"></a> -<span class="sourceLineNo">1032</span> famPaths.add(Pair.newPair(lqi.family, lqi.hfilePath.toString()));<a name="line.1032"></a> -<span class="sourceLineNo">1033</span> }<a name="line.1033"></a> -<span class="sourceLineNo">1034</span> }<a name="line.1034"></a> -<span class="sourceLineNo">1035</span> try {<a name="line.1035"></a> -<span class="sourceLineNo">1036</span> List<LoadQueueItem> toRetry = new ArrayList<>();<a name="line.1036"></a> -<span class="sourceLineNo">1037</span> Configuration conf = getConf();<a name="line.1037"></a> -<span class="sourceLineNo">1038</span> byte[] region = RpcRetryingCallerFactory.instantiate(conf,<a name="line.1038"></a> -<span class="sourceLineNo">1039</span> null).<byte[]> newCaller()<a name="line.1039"></a> -<span class="sourceLineNo">1040</span> .callWithRetries(serviceCallable, Integer.MAX_VALUE);<a name="line.1040"></a> -<span class="sourceLineNo">1041</span> if (region == null) {<a name="line.1041"></a> -<span class="sourceLineNo">1042</span> LOG.warn("Attempt to bulk load region containing "<a name="line.1042"></a> -<span class="sourceLineNo">1043</span> + Bytes.toStringBinary(first) + " into table "<a name="line.1043"></a> -<span class="sourceLineNo">1044</span> + tableName + " with files " + lqis<a name="line.1044"></a> -<span class="sourceLineNo">1045</span> + " failed. This is recoverable and they will be retried.");<a name="line.1045"></a> -<span class="sourceLineNo">1046</span> toRetry.addAll(lqis); // return lqi's to retry<a name="line.1046"></a> -<span class="sourceLineNo">1047</span> }<a name="line.1047"></a> -<span class="sourceLineNo">1048</span> // success<a name="line.1048"></a> -<span class="sourceLineNo">1049</span> return toRetry;<a name="line.1049"></a> -<span class="sourceLineNo">1050</span> } catch (IOException e) {<a name="line.1050"></a> -<span class="sourceLineNo">1051</span> LOG.error("Encountered unrecoverable error from region server, additional details: "<a name="line.1051"></a> -<span class="sourceLineNo">1052</span> + serviceCallable.getExceptionMessageAdditionalDetail(), e);<a name="line.1052"></a> -<span class="sourceLineNo">1053</span> throw e;<a name="line.1053"></a> -<span class="sourceLineNo">1054</span> }<a name="line.1054"></a> -<span class="sourceLineNo">1055</span> }<a name="line.1055"></a> -<span class="sourceLineNo">1056</span><a name="line.1056"></a> -<span class="sourceLineNo">1057</span> private final String toString(List<Pair<byte[], String>> list) {<a name="line.1057"></a> -<span class="sourceLineNo">1058</span> StringBuffer sb = new StringBuffer();<a name="line.1058"></a> -<span class="sourceLineNo">1059</span> sb.append("[");<a name="line.1059"></a> -<span class="sourceLineNo">1060</span> if(list != null){<a name="line.1060"></a> -<span class="sourceLineNo">1061</span> for(Pair<byte[], String> pair: list) {<a name="line.1061"></a> -<span class="sourceLineNo">1062</span> sb.append("{");<a name="line.1062"></a> -<span class="sourceLineNo">1063</span> sb.append(Bytes.toStringBinary(pair.getFirst()));<a name="line.1063"></a> -<span class="sourceLineNo">1064</span> sb.append(",");<a name="line.1064"></a> -<span class="sourceLineNo">1065</span> sb.append(pair.getSecond());<a name="line.1065"></a> -<span class="sourceLineNo">1066</span> sb.append("}");<a name="line.1066"></a> 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class="sourceLineNo">1078</span> * Split a storefile into a top and bottom half, maintaining<a name="line.1078"></a> -<span class="sourceLineNo">1079</span> * the metadata, recreating bloom filters, etc.<a name="line.1079"></a> -<span class="sourceLineNo">1080</span> */<a name="line.1080"></a> -<span class="sourceLineNo">1081</span> static void splitStoreFile(<a name="line.1081"></a> -<span class="sourceLineNo">1082</span> Configuration conf, Path inFile,<a name="line.1082"></a> -<span class="sourceLineNo">1083</span> HColumnDescriptor familyDesc, byte[] splitKey,<a name="line.1083"></a> -<span class="sourceLineNo">1084</span> Path bottomOut, Path topOut) throws IOException {<a name="line.1084"></a> -<span class="sourceLineNo">1085</span> // Open reader with no block cache, and not in-memory<a name="line.1085"></a> -<span class="sourceLineNo">1086</span> Reference topReference = Reference.createTopReference(splitKey);<a name="line.1086"></a> -<span class="sourceLineNo">1087</span> 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name="line.1097"></a> -<span class="sourceLineNo">1098</span> HColumnDescriptor familyDescriptor)<a name="line.1098"></a> -<span class="sourceLineNo">1099</span> throws IOException {<a name="line.1099"></a> -<span class="sourceLineNo">1100</span> FileSystem fs = inFile.getFileSystem(conf);<a name="line.1100"></a> -<span class="sourceLineNo">1101</span> CacheConfig cacheConf = new CacheConfig(conf);<a name="line.1101"></a> -<span class="sourceLineNo">1102</span> HalfStoreFileReader halfReader = null;<a name="line.1102"></a> -<span class="sourceLineNo">1103</span> StoreFileWriter halfWriter = null;<a name="line.1103"></a> -<span class="sourceLineNo">1104</span> try {<a name="line.1104"></a> -<span class="sourceLineNo">1105</span> halfReader = new HalfStoreFileReader(fs, inFile, cacheConf, reference, true,<a name="line.1105"></a> -<span class="sourceLineNo">1106</span> new AtomicInteger(0), true, conf);<a name="line.1106"></a> -<span class="sourceLineNo">1107</span> Map<byte[], byte[]> fileInfo = halfReader.loadFileInfo();<a name="line.1107"></a> -<span class="sourceLineNo">1108</span><a name="line.1108"></a> -<span class="sourceLineNo">1109</span> int blocksize = familyDescriptor.getBlocksize();<a name="line.1109"></a> -<span class="sourceLineNo">1110</span> Algorithm compression = familyDescriptor.getCompressionType();<a name="line.1110"></a> -<span class="sourceLineNo">1111</span> BloomType bloomFilterType = familyDescriptor.getBloomFilterType();<a name="line.1111"></a> -<span class="sourceLineNo">1112</span> HFileContext hFileContext = new HFileContextBuilder()<a name="line.1112"></a> -<span class="sourceLineNo">1113</span> .withCompression(compression)<a name="line.1113"></a> -<span class="sourceLineNo">1114</span> .withChecksumType(HStore.getChecksumType(conf))<a name="line.1114"></a> -<span class="sourceLineNo">1115</span> .withBytesPerCheckSum(HStore.getBytesPerChecksum(conf))<a name="line.1115"></a> -<span class="sourceLineNo">1116</span> 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class="sourceLineNo">1050</span><a name="line.1050"></a> +<span class="sourceLineNo">1051</span> private final String toString(List<Pair<byte[], String>> list) {<a name="line.1051"></a> +<span class="sourceLineNo">1052</span> StringBuffer sb = new StringBuffer();<a name="line.1052"></a> +<span class="sourceLineNo">1053</span> sb.append("[");<a name="line.1053"></a> +<span class="sourceLineNo">1054</span> if(list != null){<a name="line.1054"></a> +<span class="sourceLineNo">1055</span> for(Pair<byte[], String> pair: list) {<a name="line.1055"></a> +<span class="sourceLineNo">1056</span> sb.append("{");<a name="line.1056"></a> +<span class="sourceLineNo">1057</span> sb.append(Bytes.toStringBinary(pair.getFirst()));<a name="line.1057"></a> +<span class="sourceLineNo">1058</span> sb.append(",");<a name="line.1058"></a> +<span class="sourceLineNo">1059</span> sb.append(pair.getSecond());<a name="line.1059"></a> +<span class="sourceLineNo">1060</span> sb.append("}");<a name="line.1060"></a> 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class="sourceLineNo">1148</span> }<a name="line.1148"></a> +<span class="sourceLineNo">1149</span><a name="line.1149"></a> +<span class="sourceLineNo">1150</span> /*<a name="line.1150"></a> +<span class="sourceLineNo">1151</span> * Infers region boundaries for a new table.<a name="line.1151"></a> +<span class="sourceLineNo">1152</span> * Parameter:<a name="line.1152"></a> +<span class="sourceLineNo">1153</span> * bdryMap is a map between keys to an integer belonging to {+1, -1}<a name="line.1153"></a> +<span class="sourceLineNo">1154</span> * If a key is a start key of a file, then it maps to +1<a name="line.1154"></a> +<span class="sourceLineNo">1155</span> * If a key is an end key of a file, then it maps to -1<a name="line.1155"></a> +<span class="sourceLineNo">1156</span> * Algo:<a name="line.1156"></a> +<span class="sourceLineNo">1157</span> * 1) Poll on the keys in order:<a name="line.1157"></a> +<span class="sourceLineNo">1158</span> * a) Keep adding the mapped values to these keys (runningSum)<a name="line.1158"></a> +<span class="sourceLineNo">1159</span> * b) Each time runningSum reaches 0, add the start Key from when the runningSum had started to<a name="line.1159"></a> +<span class="sourceLineNo">1160</span> * a boundary list.<a name="line.1160"></a> +<span class="sourceLineNo">1161</span> * 2) Return the boundary list.<a name="line.1161"></a> +<span class="sourceLineNo">1162</span> */<a name="line.1162"></a> +<span class="sourceLineNo">1163</span> public static byte[][] inferBoundaries(TreeMap<byte[], Integer> bdryMap) {<a name="line.1163"></a> +<span class="sourceLineNo">1164</span> ArrayList<byte[]> keysArray = new ArrayList<>();<a name="line.1164"></a> +<span class="sourceLineNo">1165</span> int runningValue = 0;<a name="line.1165"></a> +<span class="sourceLineNo">1166</span> byte[] currStartKey = null;<a name="line.1166"></a> +<span class="sourceLineNo">1167</span> boolean firstBoundary = true;<a name="line.1167"></a> +<span class="sourceLineNo">1168</span><a name="line.1168"></a> +<span class="sourceLineNo">1169</span> for (Map.Entry<byte[], Integer> item: bdryMap.entrySet()) {<a name="line.1169"></a> +<span class="sourceLineNo">1170</span> if (runningValue == 0) {<a name="line.1170"></a> +<span class="sourceLineNo">1171</span> currStartKey = item.getKey();<a name="line.1171"></a> +<span class="sourceLineNo">1172</span> }<a name="line.1172"></a> +<span class="sourceLineNo">1173</span> runningValue += item.getValue();<a name="line.1173"></a> +<span class="sourceLineNo">1174</span> if (runningValue == 0) {<a name="line.1174"></a> +<span class="sourceLineNo">1175</span> if (!firstBoundary) {<a name="line.1175"></a> +<span class="sourceLineNo">1176</span> keysArray.add(currStartKey);<a name="line.1176"></a> +<span class="sourceLineNo">1177</span> }<a name="line.1177"></a> +<span class="sourceLineNo">1178</span> firstBoundary = false;<a name="line.1178"></a> +<span class="sourceLineNo">1179</span> }<a 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class="sourceLineNo">1190</span> final Path hfofDir = new Path(dirPath);<a name="line.1190"></a> +<span class="sourceLineNo">1191</span> final FileSystem fs = hfofDir.getFileSystem(getConf());<a name="line.1191"></a> +<span class="sourceLineNo">1192</span><a name="line.1192"></a> +<span class="sourceLineNo">1193</span> // Add column families<a name="line.1193"></a> +<span class="sourceLineNo">1194</span> // Build a set of keys<a name="line.1194"></a> +<span class="sourceLineNo">1195</span> final HTableDescriptor htd = new HTableDescriptor(tableName);<a name="line.1195"></a> +<span class="sourceLineNo">1196</span> final TreeMap<byte[], Integer> map = new TreeMap<>(Bytes.BYTES_COMPARATOR);<a name="line.1196"></a> +<span class="sourceLineNo">1197</span> visitBulkHFiles(fs, hfofDir, new BulkHFileVisitor<HColumnDescriptor>() {<a name="line.1197"></a> +<span class="sourceLineNo">1198</span> @Override<a name="line.1198"></a> +<span class="sourceLineNo">1199</span> public HColumnDescriptor 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name="line.1218"></a> -<span class="sourceLineNo">1219</span> hcd.toString());<a name="line.1219"></a> -<span class="sourceLineNo">1220</span> }<a name="line.1220"></a> -<span class="sourceLineNo">1221</span> reader.loadFileInfo();<a name="line.1221"></a> -<span class="sourceLineNo">1222</span> byte[] first = reader.getFirstRowKey();<a name="line.1222"></a> -<span class="sourceLineNo">1223</span> byte[] last = reader.getLastRowKey();<a name="line.1223"></a> -<span class="sourceLineNo">1224</span><a name="line.1224"></a> -<span class="sourceLineNo">1225</span> LOG.info("Trying to figure out region boundaries hfile=" + hfile + " first=" +<a name="line.1225"></a> -<span class="sourceLineNo">1226</span> Bytes.toStringBinary(first) + " last=" + Bytes.toStringBinary(last));<a name="line.1226"></a> -<span class="sourceLineNo">1227</span><a name="line.1227"></a> -<span class="sourceLineNo">1228</span> // To eventually infer start key-end key boundaries<a name="line.1228"></a> -<span class="sourceLineNo">1229</span> Integer value = map.containsKey(first) ? map.get(first) : 0;<a name="line.1229"></a> -<span class="sourceLineNo">1230</span> map.put(first, value + 1);<a name="line.1230"></a> +<span class="sourceLineNo">1205</span> public void bulkHFile(final HColumnDescriptor hcd, final FileStatus hfileStatus)<a name="line.1205"></a> +<span class="sourceLineNo">1206</span> throws IOException {<a name="line.1206"></a> +<span class="sourceLineNo">1207</span> Path hfile = hfileStatus.getPath();<a name="line.1207"></a> +<span class="sourceLineNo">1208</span> try (HFile.Reader reader =<a name="line.1208"></a> +<span class="sourceLineNo">1209</span> HFile.createReader(fs, hfile, new CacheConfig(getConf()), true, getConf())) {<a name="line.1209"></a> +<span class="sourceLineNo">1210</span> if (hcd.getCompressionType() != reader.getFileContext().getCompression()) {<a name="line.1210"></a> +<span class="sourceLineNo">1211</span> hcd.setCompressionType(reader.getFileContext().getCompression());<a name="line.1211"></a> +<span class="sourceLineNo">1212</span> LOG.info("Setting compression " + hcd.getCompressionType().name() + " for family " +<a name="line.1212"></a> +<span class="sourceLineNo">1213</span> hcd.toString());<a name="line.1213"></a> +<span class="sourceLineNo">1214</span> }<a name="line.1214"></a> +<span class="sourceLineNo">1215</span> reader.loadFileInfo();<a name="line.1215"></a> +<span class="sourceLineNo">1216</span> byte[] first = reader.getFirstRowKey();<a name="line.1216"></a> +<span class="sourceLineNo">1217</span> byte[] last = reader.getLastRowKey();<a name="line.1217"></a> +<span class="sourceLineNo">1218</span><a name="line.1218"></a> +<span class="sourceLineNo">1219</span> LOG.info("Trying to figure out region boundaries hfile=" + hfile + " first=" +<a name="line.1219"></a> +<span class="sourceLineNo">1220</span> Bytes.toStringBinary(first) + " last=" + Bytes.toStringBinary(last));<a 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Otherwise this tool will handle this by itself.<a name="line.1305"></a> -<span class="sourceLineNo">1306</span> * @param stagingDir staging directory path<a name="line.1306"></a> -<span class="sourceLineNo">1307</span> */<a name="line.1307"></a> -<span class="sourceLineNo">1308</span> public void setBulkToken(String stagingDir) {<a name="line.1308"></a> -<span class="sourceLineNo">1309</span> this.bulkToken = stagingDir;<a name="line.1309"></a> -<span class="sourceLineNo">1310</span> }<a name="line.1310"></a> -<span class="sourceLineNo">1311</span>}<a name="line.1311"></a> +<span class="sourceLineNo">1293</span> /**<a name="line.1293"></a> +<span class="sourceLineNo">1294</span> * Called from replication sink, where it manages bulkToken(staging directory) by itself. This is<a name="line.1294"></a> +<span class="sourceLineNo">1295</span> * used only when SecureBulkLoadEndpoint is configured in hbase.coprocessor.region.classes<a name="line.1295"></a> +<span class="sourceLineNo">1296</span> * property. This directory is used as a temporary directory where all files are initially<a name="line.1296"></a> +<span class="sourceLineNo">1297</span> * copied/moved from user given directory, set all the required file permissions and then from<a name="line.1297"></a> +<span class="sourceLineNo">1298</span> * their it is finally loaded into a table. This should be set only when, one would like to manage<a name="line.1298"></a> +<span class="sourceLineNo">1299</span> * the staging directory by itself. Otherwise this tool will handle this by itself.<a name="line.1299"></a> +<span class="sourceLineNo">1300</span> * @param stagingDir staging directory path<a name="line.1300"></a> +<span class="sourceLineNo">1301</span> */<a name="line.1301"></a> +<span class="sourceLineNo">1302</span> public void setBulkToken(String stagingDir) {<a name="line.1302"></a> +<span class="sourceLineNo">1303</span> this.bulkToken = stagingDir;<a name="line.1303"></a> +<span class="sourceLineNo">1304</span> }<a name="line.1304"></a> +<span class="sourceLineNo">1305</span>}<a name="line.1305"></a>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/9eba7fcf/bulk-loads.html ---------------------------------------------------------------------- diff --git a/bulk-loads.html b/bulk-loads.html index 9c90e84..a7b731d 100644 --- a/bulk-loads.html +++ b/bulk-loads.html @@ -7,7 +7,7 @@ <head> <meta charset="UTF-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0" /> - <meta name="Date-Revision-yyyymmdd" content="20170718" /> + <meta name="Date-Revision-yyyymmdd" content="20170719" /> <meta http-equiv="Content-Language" content="en" /> <title>Apache HBase – Bulk Loads in Apache HBase (TM) @@ -311,7 +311,7 @@ under the License. --> <a href="https://www.apache.org/";>The Apache Software Foundation</a>. All rights reserved. - <li id="publishDate" class="pull-right">Last Published: 2017-07-18</li> + <li id="publishDate" class="pull-right">Last Published: 2017-07-19</li> </p> </div>
