http://git-wip-us.apache.org/repos/asf/hbase-site/blob/e9db7c5d/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 6c614c0..8447279 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 @@ -36,2538 +36,2584 @@ <span class="sourceLineNo">028</span>import java.util.HashSet;<a name="line.28"></a> <span class="sourceLineNo">029</span>import java.util.Iterator;<a name="line.29"></a> <span class="sourceLineNo">030</span>import java.util.List;<a name="line.30"></a> -<span class="sourceLineNo">031</span>import java.util.NavigableSet;<a name="line.31"></a> -<span class="sourceLineNo">032</span>import java.util.Set;<a name="line.32"></a> -<span class="sourceLineNo">033</span>import java.util.concurrent.Callable;<a name="line.33"></a> -<span class="sourceLineNo">034</span>import java.util.concurrent.CompletionService;<a name="line.34"></a> -<span class="sourceLineNo">035</span>import java.util.concurrent.ConcurrentHashMap;<a name="line.35"></a> -<span class="sourceLineNo">036</span>import java.util.concurrent.ExecutionException;<a name="line.36"></a> -<span class="sourceLineNo">037</span>import java.util.concurrent.ExecutorCompletionService;<a name="line.37"></a> -<span class="sourceLineNo">038</span>import java.util.concurrent.Future;<a name="line.38"></a> -<span class="sourceLineNo">039</span>import java.util.concurrent.ThreadPoolExecutor;<a name="line.39"></a> -<span class="sourceLineNo">040</span>import java.util.concurrent.atomic.AtomicBoolean;<a name="line.40"></a> -<span class="sourceLineNo">041</span>import java.util.concurrent.locks.ReentrantLock;<a name="line.41"></a> -<span class="sourceLineNo">042</span>import java.util.concurrent.locks.ReentrantReadWriteLock;<a name="line.42"></a> -<span class="sourceLineNo">043</span>import java.util.function.Predicate;<a name="line.43"></a> -<span class="sourceLineNo">044</span><a name="line.44"></a> -<span class="sourceLineNo">045</span>import org.apache.commons.logging.Log;<a name="line.45"></a> -<span class="sourceLineNo">046</span>import org.apache.commons.logging.LogFactory;<a name="line.46"></a> -<span class="sourceLineNo">047</span>import org.apache.hadoop.conf.Configuration;<a name="line.47"></a> -<span class="sourceLineNo">048</span>import org.apache.hadoop.fs.FileSystem;<a name="line.48"></a> -<span class="sourceLineNo">049</span>import org.apache.hadoop.fs.Path;<a name="line.49"></a> -<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.Cell;<a name="line.50"></a> -<span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.CellComparator;<a name="line.51"></a> -<span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.CellUtil;<a name="line.52"></a> -<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.CompoundConfiguration;<a name="line.53"></a> -<span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.HColumnDescriptor;<a name="line.54"></a> -<span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.HConstants;<a name="line.55"></a> -<span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.HRegionInfo;<a name="line.56"></a> -<span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.MemoryCompactionPolicy;<a name="line.57"></a> -<span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.TableName;<a name="line.58"></a> -<span class="sourceLineNo">059</span>import org.apache.hadoop.hbase.backup.FailedArchiveException;<a name="line.59"></a> -<span class="sourceLineNo">060</span>import org.apache.hadoop.hbase.classification.InterfaceAudience;<a name="line.60"></a> -<span class="sourceLineNo">061</span>import org.apache.hadoop.hbase.client.Scan;<a name="line.61"></a> -<span class="sourceLineNo">062</span>import org.apache.hadoop.hbase.conf.ConfigurationManager;<a name="line.62"></a> -<span class="sourceLineNo">063</span>import org.apache.hadoop.hbase.io.compress.Compression;<a name="line.63"></a> -<span class="sourceLineNo">064</span>import org.apache.hadoop.hbase.io.crypto.Encryption;<a name="line.64"></a> -<span class="sourceLineNo">065</span>import org.apache.hadoop.hbase.io.hfile.CacheConfig;<a name="line.65"></a> -<span class="sourceLineNo">066</span>import org.apache.hadoop.hbase.io.hfile.HFile;<a name="line.66"></a> -<span class="sourceLineNo">067</span>import org.apache.hadoop.hbase.io.hfile.HFileContext;<a name="line.67"></a> -<span class="sourceLineNo">068</span>import org.apache.hadoop.hbase.io.hfile.HFileContextBuilder;<a name="line.68"></a> -<span class="sourceLineNo">069</span>import org.apache.hadoop.hbase.io.hfile.HFileDataBlockEncoder;<a name="line.69"></a> -<span class="sourceLineNo">070</span>import org.apache.hadoop.hbase.io.hfile.HFileDataBlockEncoderImpl;<a name="line.70"></a> -<span class="sourceLineNo">071</span>import org.apache.hadoop.hbase.io.hfile.HFileScanner;<a name="line.71"></a> -<span class="sourceLineNo">072</span>import org.apache.hadoop.hbase.io.hfile.InvalidHFileException;<a name="line.72"></a> -<span class="sourceLineNo">073</span>import org.apache.hadoop.hbase.monitoring.MonitoredTask;<a name="line.73"></a> -<span class="sourceLineNo">074</span>import org.apache.hadoop.hbase.regionserver.compactions.CompactionContext;<a name="line.74"></a> -<span class="sourceLineNo">075</span>import org.apache.hadoop.hbase.regionserver.compactions.CompactionProgress;<a name="line.75"></a> -<span class="sourceLineNo">076</span>import org.apache.hadoop.hbase.regionserver.compactions.CompactionRequest;<a name="line.76"></a> -<span class="sourceLineNo">077</span>import org.apache.hadoop.hbase.regionserver.compactions.DefaultCompactor;<a name="line.77"></a> -<span class="sourceLineNo">078</span>import org.apache.hadoop.hbase.regionserver.compactions.OffPeakHours;<a name="line.78"></a> -<span class="sourceLineNo">079</span>import org.apache.hadoop.hbase.regionserver.querymatcher.ScanQueryMatcher;<a name="line.79"></a> -<span class="sourceLineNo">080</span>import org.apache.hadoop.hbase.regionserver.throttle.ThroughputController;<a name="line.80"></a> -<span class="sourceLineNo">081</span>import org.apache.hadoop.hbase.regionserver.wal.WALUtil;<a name="line.81"></a> -<span class="sourceLineNo">082</span>import org.apache.hadoop.hbase.security.EncryptionUtil;<a name="line.82"></a> -<span class="sourceLineNo">083</span>import org.apache.hadoop.hbase.security.User;<a name="line.83"></a> -<span class="sourceLineNo">084</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.84"></a> -<span class="sourceLineNo">085</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.WALProtos.CompactionDescriptor;<a name="line.85"></a> -<span class="sourceLineNo">086</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.86"></a> -<span class="sourceLineNo">087</span>import org.apache.hadoop.hbase.util.ChecksumType;<a name="line.87"></a> -<span class="sourceLineNo">088</span>import org.apache.hadoop.hbase.util.ClassSize;<a name="line.88"></a> -<span class="sourceLineNo">089</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.89"></a> -<span class="sourceLineNo">090</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.90"></a> -<span class="sourceLineNo">091</span>import org.apache.hadoop.hbase.util.ReflectionUtils;<a name="line.91"></a> -<span class="sourceLineNo">092</span>import org.apache.hadoop.util.StringUtils;<a name="line.92"></a> -<span class="sourceLineNo">093</span>import org.apache.hadoop.util.StringUtils.TraditionalBinaryPrefix;<a name="line.93"></a> -<span class="sourceLineNo">094</span><a name="line.94"></a> -<span class="sourceLineNo">095</span>import com.google.common.annotations.VisibleForTesting;<a name="line.95"></a> -<span class="sourceLineNo">096</span>import com.google.common.base.Preconditions;<a name="line.96"></a> -<span class="sourceLineNo">097</span>import com.google.common.collect.ImmutableCollection;<a name="line.97"></a> -<span class="sourceLineNo">098</span>import com.google.common.collect.ImmutableList;<a name="line.98"></a> -<span class="sourceLineNo">099</span>import com.google.common.collect.Lists;<a name="line.99"></a> -<span class="sourceLineNo">100</span>import com.google.common.collect.Sets;<a name="line.100"></a> -<span class="sourceLineNo">101</span><a name="line.101"></a> -<span class="sourceLineNo">102</span>/**<a name="line.102"></a> -<span class="sourceLineNo">103</span> * A Store holds a column family in a Region. Its a memstore and a set of zero<a name="line.103"></a> -<span class="sourceLineNo">104</span> * or more StoreFiles, which stretch backwards over time.<a name="line.104"></a> -<span class="sourceLineNo">105</span> *<a name="line.105"></a> -<span class="sourceLineNo">106</span> * <p>There's no reason to consider append-logging at this level; all logging<a name="line.106"></a> -<span class="sourceLineNo">107</span> * and locking is handled at the HRegion level. Store just provides<a name="line.107"></a> -<span class="sourceLineNo">108</span> * services to manage sets of StoreFiles. One of the most important of those<a name="line.108"></a> -<span class="sourceLineNo">109</span> * services is compaction services where files are aggregated once they pass<a name="line.109"></a> -<span class="sourceLineNo">110</span> * a configurable threshold.<a name="line.110"></a> -<span class="sourceLineNo">111</span> *<a name="line.111"></a> -<span class="sourceLineNo">112</span> * <p>Locking and transactions are handled at a higher level. This API should<a name="line.112"></a> -<span class="sourceLineNo">113</span> * not be called directly but by an HRegion manager.<a name="line.113"></a> -<span class="sourceLineNo">114</span> */<a name="line.114"></a> -<span class="sourceLineNo">115</span>@InterfaceAudience.Private<a name="line.115"></a> -<span class="sourceLineNo">116</span>public class HStore implements Store {<a name="line.116"></a> -<span class="sourceLineNo">117</span> public static final String MEMSTORE_CLASS_NAME = "hbase.regionserver.memstore.class";<a name="line.117"></a> -<span class="sourceLineNo">118</span> public static final String COMPACTCHECKER_INTERVAL_MULTIPLIER_KEY =<a name="line.118"></a> -<span class="sourceLineNo">119</span> "hbase.server.compactchecker.interval.multiplier";<a name="line.119"></a> -<span class="sourceLineNo">120</span> public static final String BLOCKING_STOREFILES_KEY = "hbase.hstore.blockingStoreFiles";<a name="line.120"></a> -<span class="sourceLineNo">121</span> public static final String BLOCK_STORAGE_POLICY_KEY = "hbase.hstore.block.storage.policy";<a name="line.121"></a> -<span class="sourceLineNo">122</span> // keep in accordance with HDFS default storage policy<a name="line.122"></a> -<span class="sourceLineNo">123</span> public static final String DEFAULT_BLOCK_STORAGE_POLICY = "HOT";<a name="line.123"></a> -<span class="sourceLineNo">124</span> public static final int DEFAULT_COMPACTCHECKER_INTERVAL_MULTIPLIER = 1000;<a name="line.124"></a> -<span class="sourceLineNo">125</span> public static final int DEFAULT_BLOCKING_STOREFILE_COUNT = 7;<a name="line.125"></a> -<span class="sourceLineNo">126</span><a name="line.126"></a> -<span class="sourceLineNo">127</span> private static final Log LOG = LogFactory.getLog(HStore.class);<a name="line.127"></a> -<span class="sourceLineNo">128</span><a name="line.128"></a> -<span class="sourceLineNo">129</span> protected final MemStore memstore;<a name="line.129"></a> -<span class="sourceLineNo">130</span> // This stores directory in the filesystem.<a name="line.130"></a> -<span class="sourceLineNo">131</span> protected final HRegion region;<a name="line.131"></a> -<span class="sourceLineNo">132</span> private final HColumnDescriptor family;<a name="line.132"></a> -<span class="sourceLineNo">133</span> private final HRegionFileSystem fs;<a name="line.133"></a> -<span class="sourceLineNo">134</span> protected Configuration conf;<a name="line.134"></a> -<span class="sourceLineNo">135</span> protected CacheConfig cacheConf;<a name="line.135"></a> -<span class="sourceLineNo">136</span> private long lastCompactSize = 0;<a name="line.136"></a> -<span class="sourceLineNo">137</span> volatile boolean forceMajor = false;<a name="line.137"></a> -<span class="sourceLineNo">138</span> /* how many bytes to write between status checks */<a name="line.138"></a> -<span class="sourceLineNo">139</span> static int closeCheckInterval = 0;<a name="line.139"></a> -<span class="sourceLineNo">140</span> private volatile long storeSize = 0L;<a name="line.140"></a> -<span class="sourceLineNo">141</span> private volatile long totalUncompressedBytes = 0L;<a name="line.141"></a> -<span class="sourceLineNo">142</span><a name="line.142"></a> -<span class="sourceLineNo">143</span> /**<a name="line.143"></a> -<span class="sourceLineNo">144</span> * RWLock for store operations.<a name="line.144"></a> -<span class="sourceLineNo">145</span> * Locked in shared mode when the list of component stores is looked at:<a name="line.145"></a> -<span class="sourceLineNo">146</span> * - all reads/writes to table data<a name="line.146"></a> -<span class="sourceLineNo">147</span> * - checking for split<a name="line.147"></a> -<span class="sourceLineNo">148</span> * Locked in exclusive mode when the list of component stores is modified:<a name="line.148"></a> -<span class="sourceLineNo">149</span> * - closing<a name="line.149"></a> -<span class="sourceLineNo">150</span> * - completing a compaction<a name="line.150"></a> -<span class="sourceLineNo">151</span> */<a name="line.151"></a> -<span class="sourceLineNo">152</span> final ReentrantReadWriteLock lock = new ReentrantReadWriteLock();<a name="line.152"></a> -<span class="sourceLineNo">153</span> /**<a name="line.153"></a> -<span class="sourceLineNo">154</span> * Lock specific to archiving compacted store files. This avoids races around<a name="line.154"></a> -<span class="sourceLineNo">155</span> * the combination of retrieving the list of compacted files and moving them to<a name="line.155"></a> -<span class="sourceLineNo">156</span> * the archive directory. Since this is usually a background process (other than<a name="line.156"></a> -<span class="sourceLineNo">157</span> * on close), we don't want to handle this with the store write lock, which would<a name="line.157"></a> -<span class="sourceLineNo">158</span> * block readers and degrade performance.<a name="line.158"></a> -<span class="sourceLineNo">159</span> *<a name="line.159"></a> -<span class="sourceLineNo">160</span> * Locked by:<a name="line.160"></a> -<span class="sourceLineNo">161</span> * - CompactedHFilesDispatchHandler via closeAndArchiveCompactedFiles()<a name="line.161"></a> -<span class="sourceLineNo">162</span> * - close()<a name="line.162"></a> -<span class="sourceLineNo">163</span> */<a name="line.163"></a> -<span class="sourceLineNo">164</span> final ReentrantLock archiveLock = new ReentrantLock();<a name="line.164"></a> -<span class="sourceLineNo">165</span><a name="line.165"></a> -<span class="sourceLineNo">166</span> private final boolean verifyBulkLoads;<a name="line.166"></a> -<span class="sourceLineNo">167</span><a name="line.167"></a> -<span class="sourceLineNo">168</span> private ScanInfo scanInfo;<a name="line.168"></a> -<span class="sourceLineNo">169</span><a name="line.169"></a> -<span class="sourceLineNo">170</span> // TODO: ideally, this should be part of storeFileManager, as we keep passing this to it.<a name="line.170"></a> -<span class="sourceLineNo">171</span> final List<StoreFile> filesCompacting = Lists.newArrayList();<a name="line.171"></a> -<span class="sourceLineNo">172</span><a name="line.172"></a> -<span class="sourceLineNo">173</span> // All access must be synchronized.<a name="line.173"></a> -<span class="sourceLineNo">174</span> private final Set<ChangedReadersObserver> changedReaderObservers =<a name="line.174"></a> -<span class="sourceLineNo">175</span> Collections.newSetFromMap(new ConcurrentHashMap<ChangedReadersObserver, Boolean>());<a name="line.175"></a> -<span class="sourceLineNo">176</span><a name="line.176"></a> -<span class="sourceLineNo">177</span> protected final int blocksize;<a name="line.177"></a> -<span class="sourceLineNo">178</span> private HFileDataBlockEncoder dataBlockEncoder;<a name="line.178"></a> -<span class="sourceLineNo">179</span><a name="line.179"></a> -<span class="sourceLineNo">180</span> /** Checksum configuration */<a name="line.180"></a> -<span class="sourceLineNo">181</span> protected ChecksumType checksumType;<a name="line.181"></a> -<span class="sourceLineNo">182</span> protected int bytesPerChecksum;<a name="line.182"></a> -<span class="sourceLineNo">183</span><a name="line.183"></a> -<span class="sourceLineNo">184</span> // Comparing KeyValues<a name="line.184"></a> -<span class="sourceLineNo">185</span> protected final CellComparator comparator;<a name="line.185"></a> -<span class="sourceLineNo">186</span><a name="line.186"></a> -<span class="sourceLineNo">187</span> final StoreEngine<?, ?, ?, ?> storeEngine;<a name="line.187"></a> -<span class="sourceLineNo">188</span><a name="line.188"></a> -<span class="sourceLineNo">189</span> private static final AtomicBoolean offPeakCompactionTracker = new AtomicBoolean();<a name="line.189"></a> -<span class="sourceLineNo">190</span> private volatile OffPeakHours offPeakHours;<a name="line.190"></a> -<span class="sourceLineNo">191</span><a name="line.191"></a> -<span class="sourceLineNo">192</span> private static final int DEFAULT_FLUSH_RETRIES_NUMBER = 10;<a name="line.192"></a> -<span class="sourceLineNo">193</span> private int flushRetriesNumber;<a name="line.193"></a> -<span class="sourceLineNo">194</span> private int pauseTime;<a name="line.194"></a> -<span class="sourceLineNo">195</span><a name="line.195"></a> -<span class="sourceLineNo">196</span> private long blockingFileCount;<a name="line.196"></a> -<span class="sourceLineNo">197</span> private int compactionCheckMultiplier;<a name="line.197"></a> -<span class="sourceLineNo">198</span> protected Encryption.Context cryptoContext = Encryption.Context.NONE;<a name="line.198"></a> -<span class="sourceLineNo">199</span><a name="line.199"></a> -<span class="sourceLineNo">200</span> private volatile long flushedCellsCount = 0;<a name="line.200"></a> -<span class="sourceLineNo">201</span> private volatile long compactedCellsCount = 0;<a name="line.201"></a> -<span class="sourceLineNo">202</span> private volatile long majorCompactedCellsCount = 0;<a name="line.202"></a> -<span class="sourceLineNo">203</span> private volatile long flushedCellsSize = 0;<a name="line.203"></a> -<span class="sourceLineNo">204</span> private volatile long flushedOutputFileSize = 0;<a name="line.204"></a> -<span class="sourceLineNo">205</span> private volatile long compactedCellsSize = 0;<a name="line.205"></a> -<span class="sourceLineNo">206</span> private volatile long majorCompactedCellsSize = 0;<a name="line.206"></a> -<span class="sourceLineNo">207</span><a name="line.207"></a> -<span class="sourceLineNo">208</span> /**<a name="line.208"></a> -<span class="sourceLineNo">209</span> * Constructor<a name="line.209"></a> -<span class="sourceLineNo">210</span> * @param region<a name="line.210"></a> -<span class="sourceLineNo">211</span> * @param family HColumnDescriptor for this column<a name="line.211"></a> -<span class="sourceLineNo">212</span> * @param confParam configuration object<a name="line.212"></a> -<span class="sourceLineNo">213</span> * failed. Can be null.<a name="line.213"></a> -<span class="sourceLineNo">214</span> * @throws IOException<a name="line.214"></a> -<span class="sourceLineNo">215</span> */<a name="line.215"></a> -<span class="sourceLineNo">216</span> protected HStore(final HRegion region, final HColumnDescriptor family,<a name="line.216"></a> -<span class="sourceLineNo">217</span> final Configuration confParam) throws IOException {<a name="line.217"></a> -<span class="sourceLineNo">218</span><a name="line.218"></a> -<span class="sourceLineNo">219</span> this.fs = region.getRegionFileSystem();<a name="line.219"></a> -<span class="sourceLineNo">220</span><a name="line.220"></a> -<span class="sourceLineNo">221</span> // Assemble the store's home directory and Ensure it exists.<a name="line.221"></a> -<span class="sourceLineNo">222</span> fs.createStoreDir(family.getNameAsString());<a name="line.222"></a> -<span class="sourceLineNo">223</span> this.region = region;<a name="line.223"></a> -<span class="sourceLineNo">224</span> this.family = family;<a name="line.224"></a> -<span class="sourceLineNo">225</span> // 'conf' renamed to 'confParam' b/c we use this.conf in the constructor<a name="line.225"></a> -<span class="sourceLineNo">226</span> // CompoundConfiguration will look for keys in reverse order of addition, so we'd<a name="line.226"></a> -<span class="sourceLineNo">227</span> // add global config first, then table and cf overrides, then cf metadata.<a name="line.227"></a> -<span class="sourceLineNo">228</span> this.conf = new CompoundConfiguration()<a name="line.228"></a> -<span class="sourceLineNo">229</span> .add(confParam)<a name="line.229"></a> -<span class="sourceLineNo">230</span> .addStringMap(region.getTableDesc().getConfiguration())<a name="line.230"></a> -<span class="sourceLineNo">231</span> .addStringMap(family.getConfiguration())<a name="line.231"></a> -<span class="sourceLineNo">232</span> .addBytesMap(family.getValues());<a name="line.232"></a> -<span class="sourceLineNo">233</span> this.blocksize = family.getBlocksize();<a name="line.233"></a> -<span class="sourceLineNo">234</span><a name="line.234"></a> -<span class="sourceLineNo">235</span> // set block storage policy for store directory<a name="line.235"></a> -<span class="sourceLineNo">236</span> String policyName = family.getStoragePolicy();<a name="line.236"></a> -<span class="sourceLineNo">237</span> if (null == policyName) {<a name="line.237"></a> -<span class="sourceLineNo">238</span> policyName = this.conf.get(BLOCK_STORAGE_POLICY_KEY, DEFAULT_BLOCK_STORAGE_POLICY);<a name="line.238"></a> -<span class="sourceLineNo">239</span> }<a name="line.239"></a> -<span class="sourceLineNo">240</span> this.fs.setStoragePolicy(family.getNameAsString(), policyName.trim());<a name="line.240"></a> -<span class="sourceLineNo">241</span><a name="line.241"></a> -<span class="sourceLineNo">242</span> this.dataBlockEncoder =<a name="line.242"></a> -<span class="sourceLineNo">243</span> new HFileDataBlockEncoderImpl(family.getDataBlockEncoding());<a name="line.243"></a> -<span class="sourceLineNo">244</span><a name="line.244"></a> -<span class="sourceLineNo">245</span> this.comparator = region.getCellComparator();<a name="line.245"></a> -<span class="sourceLineNo">246</span> // used by ScanQueryMatcher<a name="line.246"></a> -<span class="sourceLineNo">247</span> long timeToPurgeDeletes =<a name="line.247"></a> -<span class="sourceLineNo">248</span> Math.max(conf.getLong("hbase.hstore.time.to.purge.deletes", 0), 0);<a name="line.248"></a> -<span class="sourceLineNo">249</span> LOG.trace("Time to purge deletes set to " + timeToPurgeDeletes +<a name="line.249"></a> -<span class="sourceLineNo">250</span> "ms in store " + this);<a name="line.250"></a> -<span class="sourceLineNo">251</span> // Get TTL<a name="line.251"></a> -<span class="sourceLineNo">252</span> long ttl = determineTTLFromFamily(family);<a name="line.252"></a> -<span class="sourceLineNo">253</span> // Why not just pass a HColumnDescriptor in here altogether? Even if have<a name="line.253"></a> -<span class="sourceLineNo">254</span> // to clone it?<a name="line.254"></a> -<span class="sourceLineNo">255</span> scanInfo = new ScanInfo(conf, family, ttl, timeToPurgeDeletes, this.comparator);<a name="line.255"></a> -<span class="sourceLineNo">256</span> MemoryCompactionPolicy inMemoryCompaction = family.getInMemoryCompaction();<a name="line.256"></a> -<span class="sourceLineNo">257</span> if(inMemoryCompaction == null) {<a name="line.257"></a> -<span class="sourceLineNo">258</span> inMemoryCompaction = MemoryCompactionPolicy.valueOf(<a name="line.258"></a> -<span class="sourceLineNo">259</span> conf.get(CompactingMemStore.COMPACTING_MEMSTORE_TYPE_KEY,<a name="line.259"></a> -<span class="sourceLineNo">260</span> CompactingMemStore.COMPACTING_MEMSTORE_TYPE_DEFAULT));<a name="line.260"></a> -<span class="sourceLineNo">261</span> }<a name="line.261"></a> -<span class="sourceLineNo">262</span> String className;<a name="line.262"></a> -<span class="sourceLineNo">263</span> switch (inMemoryCompaction) {<a name="line.263"></a> -<span class="sourceLineNo">264</span> case BASIC :<a name="line.264"></a> -<span class="sourceLineNo">265</span> case EAGER :<a name="line.265"></a> -<span class="sourceLineNo">266</span> Class<? extends CompactingMemStore> clz = conf.getClass(MEMSTORE_CLASS_NAME,<a name="line.266"></a> -<span class="sourceLineNo">267</span> CompactingMemStore.class, CompactingMemStore.class);<a name="line.267"></a> -<span class="sourceLineNo">268</span> className = clz.getName();<a name="line.268"></a> -<span class="sourceLineNo">269</span> this.memstore = ReflectionUtils.newInstance(clz, new Object[] { conf, this.comparator, this,<a name="line.269"></a> -<span class="sourceLineNo">270</span> this.getHRegion().getRegionServicesForStores(), inMemoryCompaction});<a name="line.270"></a> -<span class="sourceLineNo">271</span> break;<a name="line.271"></a> -<span class="sourceLineNo">272</span> case NONE :<a name="line.272"></a> -<span class="sourceLineNo">273</span> default:<a name="line.273"></a> -<span class="sourceLineNo">274</span> className = DefaultMemStore.class.getName();<a name="line.274"></a> -<span class="sourceLineNo">275</span> this.memstore = ReflectionUtils.instantiateWithCustomCtor(className, new Class[] {<a name="line.275"></a> -<span class="sourceLineNo">276</span> Configuration.class, CellComparator.class }, new Object[] { conf, this.comparator });<a name="line.276"></a> -<span class="sourceLineNo">277</span> }<a name="line.277"></a> -<span class="sourceLineNo">278</span> LOG.info("Memstore class name is " + className);<a name="line.278"></a> -<span class="sourceLineNo">279</span> this.offPeakHours = OffPeakHours.getInstance(conf);<a name="line.279"></a> -<span class="sourceLineNo">280</span><a name="line.280"></a> -<span class="sourceLineNo">281</span> // Setting up cache configuration for this family<a name="line.281"></a> -<span class="sourceLineNo">282</span> createCacheConf(family);<a name="line.282"></a> -<span class="sourceLineNo">283</span><a name="line.283"></a> -<span class="sourceLineNo">284</span> this.verifyBulkLoads = conf.getBoolean("hbase.hstore.bulkload.verify", false);<a name="line.284"></a> -<span class="sourceLineNo">285</span><a name="line.285"></a> -<span class="sourceLineNo">286</span> this.blockingFileCount =<a name="line.286"></a> -<span class="sourceLineNo">287</span> conf.getInt(BLOCKING_STOREFILES_KEY, DEFAULT_BLOCKING_STOREFILE_COUNT);<a name="line.287"></a> -<span class="sourceLineNo">288</span> this.compactionCheckMultiplier = conf.getInt(<a name="line.288"></a> -<span class="sourceLineNo">289</span> COMPACTCHECKER_INTERVAL_MULTIPLIER_KEY, DEFAULT_COMPACTCHECKER_INTERVAL_MULTIPLIER);<a name="line.289"></a> -<span class="sourceLineNo">290</span> if (this.compactionCheckMultiplier <= 0) {<a name="line.290"></a> -<span class="sourceLineNo">291</span> LOG.error("Compaction check period multiplier must be positive, setting default: "<a name="line.291"></a> -<span class="sourceLineNo">292</span> + DEFAULT_COMPACTCHECKER_INTERVAL_MULTIPLIER);<a name="line.292"></a> -<span class="sourceLineNo">293</span> this.compactionCheckMultiplier = DEFAULT_COMPACTCHECKER_INTERVAL_MULTIPLIER;<a name="line.293"></a> -<span class="sourceLineNo">294</span> }<a name="line.294"></a> -<span class="sourceLineNo">295</span><a name="line.295"></a> -<span class="sourceLineNo">296</span> if (HStore.closeCheckInterval == 0) {<a name="line.296"></a> -<span class="sourceLineNo">297</span> HStore.closeCheckInterval = conf.getInt(<a name="line.297"></a> -<span class="sourceLineNo">298</span> "hbase.hstore.close.check.interval", 10*1000*1000 /* 10 MB */);<a name="line.298"></a> -<span class="sourceLineNo">299</span> }<a name="line.299"></a> -<span class="sourceLineNo">300</span><a name="line.300"></a> -<span class="sourceLineNo">301</span> this.storeEngine = createStoreEngine(this, this.conf, this.comparator);<a name="line.301"></a> -<span class="sourceLineNo">302</span> this.storeEngine.getStoreFileManager().loadFiles(loadStoreFiles());<a name="line.302"></a> -<span class="sourceLineNo">303</span><a name="line.303"></a> -<span class="sourceLineNo">304</span> // Initialize checksum type from name. 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*/<a name="line.707"></a> -<span class="sourceLineNo">708</span> public void add(final Iterable<Cell> cells, MemstoreSize memstoreSize) {<a name="line.708"></a> -<span class="sourceLineNo">709</span> lock.readLock().lock();<a name="line.709"></a> -<span class="sourceLineNo">710</span> try {<a name="line.710"></a> -<span class="sourceLineNo">711</span> memstore.add(cells, memstoreSize);<a name="line.711"></a> -<span class="sourceLineNo">712</span> } finally {<a name="line.712"></a> -<span class="sourceLineNo">713</span> lock.readLock().unlock();<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> @Override<a name="line.717"></a> -<span class="sourceLineNo">718</span> public long timeOfOldestEdit() {<a name="line.718"></a> -<span class="sourceLineNo">719</span> return memstore.timeOfOldestEdit();<a name="line.719"></a> -<span class="sourceLineNo">720</span> }<a name="line.720"></a> -<span class="sourceLineNo">721</span><a name="line.721"></a> -<span class="sourceLineNo">722</span> /**<a name="line.722"></a> -<span class="sourceLineNo">723</span> * @return All store files.<a name="line.723"></a> -<span class="sourceLineNo">724</span> */<a name="line.724"></a> -<span class="sourceLineNo">725</span> @Override<a name="line.725"></a> -<span class="sourceLineNo">726</span> public Collection<StoreFile> getStorefiles() {<a name="line.726"></a> -<span class="sourceLineNo">727</span> return this.storeEngine.getStoreFileManager().getStorefiles();<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> /**<a name="line.730"></a> -<span class="sourceLineNo">731</span> * This throws a WrongRegionException if the HFile does not fit in this region, or an<a name="line.731"></a> -<span class="sourceLineNo">732</span> * InvalidHFileException if the HFile is not valid.<a name="line.732"></a> -<span class="sourceLineNo">733</span> */<a name="line.733"></a> -<span class="sourceLineNo">734</span> public void assertBulkLoadHFileOk(Path srcPath) throws IOException {<a name="line.734"></a> -<span class="sourceLineNo">735</span> HFile.Reader reader = null;<a name="line.735"></a> -<span class="sourceLineNo">736</span> try {<a name="line.736"></a> -<span class="sourceLineNo">737</span> LOG.info("Validating hfile at " + srcPath + " for inclusion in "<a name="line.737"></a> -<span class="sourceLineNo">738</span> + "store " + this + " region " + this.getRegionInfo().getRegionNameAsString());<a name="line.738"></a> -<span class="sourceLineNo">739</span> reader = HFile.createReader(srcPath.getFileSystem(conf), srcPath, cacheConf,<a name="line.739"></a> -<span class="sourceLineNo">740</span> isPrimaryReplicaStore(), conf);<a name="line.740"></a> -<span class="sourceLineNo">741</span> reader.loadFileInfo();<a name="line.741"></a> -<span class="sourceLineNo">742</span><a name="line.742"></a> -<span class="sourceLineNo">743</span> byte[] firstKey = reader.getFirstRowKey();<a name="line.743"></a> -<span class="sourceLineNo">744</span> Preconditions.checkState(firstKey != null, "First key can not be null");<a name="line.744"></a> -<span class="sourceLineNo">745</span> Cell lk = reader.getLastKey();<a name="line.745"></a> -<span class="sourceLineNo">746</span> Preconditions.checkState(lk != null, "Last key can not be null");<a name="line.746"></a> -<span class="sourceLineNo">747</span> byte[] lastKey = CellUtil.cloneRow(lk);<a name="line.747"></a> +<span class="sourceLineNo">031</span>import java.util.Map;<a name="line.31"></a> +<span class="sourceLineNo">032</span>import java.util.NavigableSet;<a name="line.32"></a> +<span class="sourceLineNo">033</span>import java.util.Set;<a name="line.33"></a> +<span class="sourceLineNo">034</span>import java.util.concurrent.Callable;<a name="line.34"></a> +<span class="sourceLineNo">035</span>import java.util.concurrent.CompletionService;<a name="line.35"></a> +<span class="sourceLineNo">036</span>import java.util.concurrent.ConcurrentHashMap;<a name="line.36"></a> +<span class="sourceLineNo">037</span>import java.util.concurrent.ExecutionException;<a name="line.37"></a> +<span class="sourceLineNo">038</span>import java.util.concurrent.ExecutorCompletionService;<a name="line.38"></a> +<span class="sourceLineNo">039</span>import java.util.concurrent.Future;<a name="line.39"></a> +<span class="sourceLineNo">040</span>import java.util.concurrent.ThreadPoolExecutor;<a name="line.40"></a> +<span class="sourceLineNo">041</span>import java.util.concurrent.atomic.AtomicBoolean;<a name="line.41"></a> +<span class="sourceLineNo">042</span>import java.util.concurrent.locks.ReentrantLock;<a name="line.42"></a> +<span class="sourceLineNo">043</span>import java.util.concurrent.locks.ReentrantReadWriteLock;<a name="line.43"></a> +<span class="sourceLineNo">044</span>import java.util.function.Predicate;<a name="line.44"></a> +<span class="sourceLineNo">045</span><a name="line.45"></a> +<span class="sourceLineNo">046</span>import org.apache.commons.logging.Log;<a name="line.46"></a> +<span class="sourceLineNo">047</span>import org.apache.commons.logging.LogFactory;<a name="line.47"></a> +<span class="sourceLineNo">048</span>import org.apache.hadoop.conf.Configuration;<a name="line.48"></a> +<span class="sourceLineNo">049</span>import org.apache.hadoop.fs.FileSystem;<a name="line.49"></a> +<span class="sourceLineNo">050</span>import org.apache.hadoop.fs.Path;<a name="line.50"></a> +<span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.Cell;<a name="line.51"></a> +<span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.CellComparator;<a name="line.52"></a> +<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.CellUtil;<a name="line.53"></a> +<span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.CompoundConfiguration;<a name="line.54"></a> +<span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.HColumnDescriptor;<a name="line.55"></a> +<span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.HConstants;<a name="line.56"></a> +<span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.HRegionInfo;<a name="line.57"></a> +<span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.MemoryCompactionPolicy;<a name="line.58"></a> +<span class="sourceLineNo">059</span>import org.apache.hadoop.hbase.TableName;<a name="line.59"></a> +<span class="sourceLineNo">060</span>import org.apache.hadoop.hbase.backup.FailedArchiveException;<a name="line.60"></a> +<span class="sourceLineNo">061</span>import org.apache.hadoop.hbase.classification.InterfaceAudience;<a name="line.61"></a> +<span class="sourceLineNo">062</span>import org.apache.hadoop.hbase.client.Scan;<a name="line.62"></a> +<span class="sourceLineNo">063</span>import org.apache.hadoop.hbase.conf.ConfigurationManager;<a name="line.63"></a> +<span class="sourceLineNo">064</span>import org.apache.hadoop.hbase.io.compress.Compression;<a name="line.64"></a> +<span class="sourceLineNo">065</span>import org.apache.hadoop.hbase.io.crypto.Encryption;<a name="line.65"></a> +<span class="sourceLineNo">066</span>import org.apache.hadoop.hbase.io.hfile.CacheConfig;<a name="line.66"></a> +<span class="sourceLineNo">067</span>import org.apache.hadoop.hbase.io.hfile.HFile;<a name="line.67"></a> +<span class="sourceLineNo">068</span>import org.apache.hadoop.hbase.io.hfile.HFileContext;<a name="line.68"></a> +<span class="sourceLineNo">069</span>import org.apache.hadoop.hbase.io.hfile.HFileContextBuilder;<a name="line.69"></a> +<span class="sourceLineNo">070</span>import org.apache.hadoop.hbase.io.hfile.HFileDataBlockEncoder;<a name="line.70"></a> +<span class="sourceLineNo">071</span>import org.apache.hadoop.hbase.io.hfile.HFileDataBlockEncoderImpl;<a name="line.71"></a> +<span class="sourceLineNo">072</span>import org.apache.hadoop.hbase.io.hfile.HFileScanner;<a name="line.72"></a> +<span class="sourceLineNo">073</span>import org.apache.hadoop.hbase.io.hfile.InvalidHFileException;<a name="line.73"></a> +<span class="sourceLineNo">074</span>import org.apache.hadoop.hbase.monitoring.MonitoredTask;<a name="line.74"></a> +<span class="sourceLineNo">075</span>import org.apache.hadoop.hbase.regionserver.compactions.CompactionContext;<a name="line.75"></a> +<span class="sourceLineNo">076</span>import org.apache.hadoop.hbase.regionserver.compactions.CompactionProgress;<a name="line.76"></a> +<span class="sourceLineNo">077</span>import org.apache.hadoop.hbase.regionserver.compactions.CompactionRequest;<a name="line.77"></a> +<span class="sourceLineNo">078</span>import org.apache.hadoop.hbase.regionserver.compactions.DefaultCompactor;<a name="line.78"></a> +<span class="sourceLineNo">079</span>import org.apache.hadoop.hbase.regionserver.compactions.OffPeakHours;<a name="line.79"></a> +<span class="sourceLineNo">080</span>import org.apache.hadoop.hbase.regionserver.querymatcher.ScanQueryMatcher;<a name="line.80"></a> +<span class="sourceLineNo">081</span>import org.apache.hadoop.hbase.regionserver.throttle.ThroughputController;<a name="line.81"></a> +<span class="sourceLineNo">082</span>import org.apache.hadoop.hbase.regionserver.wal.WALUtil;<a name="line.82"></a> +<span class="sourceLineNo">083</span>import org.apache.hadoop.hbase.security.EncryptionUtil;<a name="line.83"></a> +<span class="sourceLineNo">084</span>import org.apache.hadoop.hbase.security.User;<a name="line.84"></a> +<span class="sourceLineNo">085</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.85"></a> +<span class="sourceLineNo">086</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.WALProtos.CompactionDescriptor;<a name="line.86"></a> +<span class="sourceLineNo">087</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.87"></a> +<span class="sourceLineNo">088</span>import org.apache.hadoop.hbase.util.ChecksumType;<a name="line.88"></a> +<span class="sourceLineNo">089</span>import org.apache.hadoop.hbase.util.ClassSize;<a name="line.89"></a> +<span class="sourceLineNo">090</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.90"></a> +<span class="sourceLineNo">091</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.91"></a> +<span class="sourceLineNo">092</span>import org.apache.hadoop.hbase.util.ReflectionUtils;<a name="line.92"></a> +<span class="sourceLineNo">093</span>import org.apache.hadoop.util.StringUtils;<a name="line.93"></a> +<span class="sourceLineNo">094</span>import org.apache.hadoop.util.StringUtils.TraditionalBinaryPrefix;<a name="line.94"></a> +<span class="sourceLineNo">095</span><a name="line.95"></a> +<span class="sourceLineNo">096</span>import com.google.common.annotations.VisibleForTesting;<a name="line.96"></a> +<span class="sourceLineNo">097</span>import com.google.common.base.Preconditions;<a name="line.97"></a> +<span class="sourceLineNo">098</span>import com.google.common.collect.ImmutableCollection;<a name="line.98"></a> +<span class="sourceLineNo">099</span>import com.google.common.collect.ImmutableList;<a name="line.99"></a> +<span class="sourceLineNo">100</span>import com.google.common.collect.Lists;<a name="line.100"></a> +<span class="sourceLineNo">101</span>import com.google.common.collect.Sets;<a name="line.101"></a> +<span class="sourceLineNo">102</span><a name="line.102"></a> +<span class="sourceLineNo">103</span>/**<a name="line.103"></a> +<span class="sourceLineNo">104</span> * A Store holds a column family in a Region. Its a memstore and a set of zero<a name="line.104"></a> +<span class="sourceLineNo">105</span> * or more StoreFiles, which stretch backwards over time.<a name="line.105"></a> +<span class="sourceLineNo">106</span> *<a name="line.106"></a> +<span class="sourceLineNo">107</span> * <p>There's no reason to consider append-logging at this level; all logging<a name="line.107"></a> +<span class="sourceLineNo">108</span> * and locking is handled at the HRegion level. Store just provides<a name="line.108"></a> +<span class="sourceLineNo">109</span> * services to manage sets of StoreFiles. One of the most important of those<a name="line.109"></a> +<span class="sourceLineNo">110</span> * services is compaction services where files are aggregated once they pass<a name="line.110"></a> +<span class="sourceLineNo">111</span> * a configurable threshold.<a name="line.111"></a> +<span class="sourceLineNo">112</span> *<a name="line.112"></a> +<span class="sourceLineNo">113</span> * <p>Locking and transactions are handled at a higher level. This API should<a name="line.113"></a> +<span class="sourceLineNo">114</span> * not be called directly but by an HRegion manager.<a name="line.114"></a> +<span class="sourceLineNo">115</span> */<a name="line.115"></a> +<span class="sourceLineNo">116</span>@InterfaceAudience.Private<a name="line.116"></a> +<span class="sourceLineNo">117</span>public class HStore implements Store {<a name="line.117"></a> +<span class="sourceLineNo">118</span> public static final String MEMSTORE_CLASS_NAME = "hbase.regionserver.memstore.class";<a name="line.118"></a> +<span class="sourceLineNo">119</span> public static final String COMPACTCHECKER_INTERVAL_MULTIPLIER_KEY =<a name="line.119"></a> +<span class="sourceLineNo">120</span> "hbase.server.compactchecker.interval.multiplier";<a name="line.120"></a> +<span class="sourceLineNo">121</span> public static final String BLOCKING_STOREFILES_KEY = "hbase.hstore.blockingStoreFiles";<a name="line.121"></a> +<span class="sourceLineNo">122</span> public static final String BLOCK_STORAGE_POLICY_KEY = "hbase.hstore.block.storage.policy";<a name="line.122"></a> +<span class="sourceLineNo">123</span> // keep in accordance with HDFS default storage policy<a name="line.123"></a> +<span class="sourceLineNo">124</span> public static final String DEFAULT_BLOCK_STORAGE_POLICY = "HOT";<a name="line.124"></a> +<span class="sourceLineNo">125</span> public static final int DEFAULT_COMPACTCHECKER_INTERVAL_MULTIPLIER = 1000;<a name="line.125"></a> +<span class="sourceLineNo">126</span> public static final int DEFAULT_BLOCKING_STOREFILE_COUNT = 7;<a name="line.126"></a> +<span class="sourceLineNo">127</span><a name="line.127"></a> +<span class="sourceLineNo">128</span> private static final Log LOG = LogFactory.getLog(HStore.class);<a name="line.128"></a> +<span class="sourceLineNo">129</span><a name="line.129"></a> +<span class="sourceLineNo">130</span> protected final MemStore memstore;<a name="line.130"></a> +<span class="sourceLineNo">131</span> // This stores directory in the filesystem.<a name="line.131"></a> +<span class="sourceLineNo">132</span> protected final HRegion region;<a name="line.132"></a> +<span class="sourceLineNo">133</span> private final HColumnDescriptor family;<a name="line.133"></a> +<span class="sourceLineNo">134</span> private final HRegionFileSystem fs;<a name="line.134"></a> +<span class="sourceLineNo">135</span> protected Configuration conf;<a name="line.135"></a> +<span class="sourceLineNo">136</span> protected CacheConfig cacheConf;<a name="line.136"></a> +<span class="sourceLineNo">137</span> private long lastCompactSize = 0;<a name="line.137"></a> +<span class="sourceLineNo">138</span> volatile boolean forceMajor = false;<a name="line.138"></a> +<span class="sourceLineNo">139</span> /* how many bytes to write between status checks */<a name="line.139"></a> +<span class="sourceLineNo">140</span> static int closeCheckInterval = 0;<a name="line.140"></a> +<span class="sourceLineNo">141</span> private volatile long storeSize = 0L;<a name="line.141"></a> +<span class="sourceLineNo">142</span> private volatile long totalUncompressedBytes = 0L;<a name="line.142"></a> +<span class="sourceLineNo">143</span><a name="line.143"></a> +<span class="sourceLineNo">144</span> /**<a name="line.144"></a> +<span class="sourceLineNo">145</span> * RWLock for store operations.<a name="line.145"></a> +<span class="sourceLineNo">146</span> * Locked in shared mode when the list of component stores is looked at:<a name="line.146"></a> +<span class="sourceLineNo">147</span> * - all reads/writes to table data<a name="line.147"></a> +<span class="sourceLineNo">148</span> * - checking for split<a name="line.148"></a> +<span class="sourceLineNo">149</span> * Locked in exclusive mode when the list of component stores is modified:<a name="line.149"></a> +<span class="sourceLineNo">150</span> * - closing<a name="line.150"></a> +<span class="sourceLineNo">151</span> * - completing a compaction<a name="line.151"></a> +<span class="sourceLineNo">152</span> */<a name="line.152"></a> +<span class="sourceLineNo">153</span> final ReentrantReadWriteLock lock = new ReentrantReadWriteLock();<a name="line.153"></a> +<span class="sourceLineNo">154</span> /**<a name="line.154"></a> +<span class="sourceLineNo">155</span> * Lock specific to archiving compacted store files. This avoids races around<a name="line.155"></a> +<span class="sourceLineNo">156</span> * the combination of retrieving the list of compacted files and moving them to<a name="line.156"></a> +<span class="sourceLineNo">157</span> * the archive directory. Since this is usually a background process (other than<a name="line.157"></a> +<span class="sourceLineNo">158</span> * on close), we don't want to handle this with the store write lock, which would<a name="line.158"></a> +<span class="sourceLineNo">159</span> * block readers and degrade performance.<a name="line.159"></a> +<span class="sourceLineNo">160</span> *<a name="line.160"></a> +<span class="sourceLineNo">161</span> * Locked by:<a name="line.161"></a> +<span class="sourceLineNo">162</span> * - CompactedHFilesDispatchHandler via closeAndArchiveCompactedFiles()<a name="line.162"></a> +<span class="sourceLineNo">163</span> * - close()<a name="line.163"></a> +<span class="sourceLineNo">164</span> */<a name="line.164"></a> +<span class="sourceLineNo">165</span> final ReentrantLock archiveLock = new ReentrantLock();<a name="line.165"></a> +<span class="sourceLineNo">166</span><a name="line.166"></a> +<span class="sourceLineNo">167</span> private final boolean verifyBulkLoads;<a name="line.167"></a> +<span class="sourceLineNo">168</span><a name="line.168"></a> +<span class="sourceLineNo">169</span> private ScanInfo scanInfo;<a name="line.169"></a> +<span class="sourceLineNo">170</span><a name="line.170"></a> +<span class="sourceLineNo">171</span> // TODO: ideally, this should be part of storeFileManager, as we keep passing this to it.<a name="line.171"></a> +<span class="sourceLineNo">172</span> final List<StoreFile> filesCompacting = Lists.newArrayList();<a name="line.172"></a> +<span class="sourceLineNo">173</span><a name="line.173"></a> +<span class="sourceLineNo">174</span> // All access must be synchronized.<a name="line.174"></a> +<span class="sourceLineNo">175</span> private final Set<ChangedReadersObserver> changedReaderObservers =<a name="line.175"></a> +<span class="sourceLineNo">176</span> Collections.newSetFromMap(new ConcurrentHashMap<ChangedReadersObserver, Boolean>());<a name="line.176"></a> +<span class="sourceLineNo">177</span><a name="line.177"></a> +<span class="sourceLineNo">178</span> protected final int blocksize;<a name="line.178"></a> +<span class="sourceLineNo">179</span> private HFileDataBlockEncoder dataBlockEncoder;<a name="line.179"></a> +<span class="sourceLineNo">180</span><a name="line.180"></a> +<span class="sourceLineNo">181</span> /** Checksum configuration */<a name="line.181"></a> +<span class="sourceLineNo">182</span> protected ChecksumType checksumType;<a name="line.182"></a> +<span class="sourceLineNo">183</span> protected int bytesPerChecksum;<a name="line.183"></a> +<span class="sourceLineNo">184</span><a name="line.184"></a> +<span class="sourceLineNo">185</span> // Comparing KeyValues<a name="line.185"></a> +<span class="sourceLineNo">186</span> protected final CellComparator comparator;<a name="line.186"></a> +<span class="sourceLineNo">187</span><a name="line.187"></a> +<span class="sourceLineNo">188</span> final StoreEngine<?, ?, ?, ?> storeEngine;<a name="line.188"></a> +<span class="sourceLineNo">189</span><a name="line.189"></a> +<span class="sourceLineNo">190</span> private static final AtomicBoolean offPeakCompactionTracker = new AtomicBoolean();<a name="line.190"></a> +<span class="sourceLineNo">191</span> private volatile OffPeakHours offPeakHours;<a name="line.191"></a> +<span class="sourceLineNo">192</span><a name="line.192"></a> +<span class="sourceLineNo">193</span> private static final int DEFAULT_FLUSH_RETRIES_NUMBER = 10;<a name="line.193"></a> +<span class="sourceLineNo">194</span> private int flushRetriesNumber;<a name="line.194"></a> +<span class="sourceLineNo">195</span> private int pauseTime;<a name="line.195"></a> +<span class="sourceLineNo">196</span><a name="line.196"></a> +<span class="sourceLineNo">197</span> private long blockingFileCount;<a name="line.197"></a> +<span class="sourceLineNo">198</span> private int compactionCheckMultiplier;<a name="line.198"></a> +<span class="sourceLineNo">199</span> protected Encryption.Context cryptoContext = Encryption.Context.NONE;<a name="line.199"></a> +<span class="sourceLineNo">200</span><a name="line.200"></a> +<span class="sourceLineNo">201</span> private
<TRUNCATED>