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Posted to commits@hbase.apache.org by gi...@apache.org on 2018/04/16 14:46:35 UTC
[10/12] hbase-site git commit: Published site at
773aff90fdf9edf4687b373d1c7ba859d166a437.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/5269c877/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSourceShipper.WorkerState.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSourceShipper.WorkerState.html b/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSourceShipper.WorkerState.html
index 484b604..70c4db7 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSourceShipper.WorkerState.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSourceShipper.WorkerState.html
@@ -95,222 +95,219 @@
<span class="sourceLineNo">087</span> setWorkerState(WorkerState.RUNNING);<a name="line.87"></a>
<span class="sourceLineNo">088</span> // Loop until we close down<a name="line.88"></a>
<span class="sourceLineNo">089</span> while (isActive()) {<a name="line.89"></a>
-<span class="sourceLineNo">090</span> int sleepMultiplier = 1;<a name="line.90"></a>
-<span class="sourceLineNo">091</span> // Sleep until replication is enabled again<a name="line.91"></a>
-<span class="sourceLineNo">092</span> if (!source.isPeerEnabled()) {<a name="line.92"></a>
-<span class="sourceLineNo">093</span> if (sleepForRetries("Replication is disabled", sleepMultiplier)) {<a name="line.93"></a>
-<span class="sourceLineNo">094</span> sleepMultiplier++;<a name="line.94"></a>
-<span class="sourceLineNo">095</span> }<a name="line.95"></a>
-<span class="sourceLineNo">096</span> continue;<a name="line.96"></a>
-<span class="sourceLineNo">097</span> }<a name="line.97"></a>
-<span class="sourceLineNo">098</span> try {<a name="line.98"></a>
-<span class="sourceLineNo">099</span> WALEntryBatch entryBatch = entryReader.take();<a name="line.99"></a>
-<span class="sourceLineNo">100</span> // the NO_MORE_DATA instance has no path so do not all shipEdits<a name="line.100"></a>
-<span class="sourceLineNo">101</span> if (entryBatch == WALEntryBatch.NO_MORE_DATA) {<a name="line.101"></a>
-<span class="sourceLineNo">102</span> noMoreData();<a name="line.102"></a>
-<span class="sourceLineNo">103</span> } else {<a name="line.103"></a>
-<span class="sourceLineNo">104</span> shipEdits(entryBatch);<a name="line.104"></a>
-<span class="sourceLineNo">105</span> }<a name="line.105"></a>
-<span class="sourceLineNo">106</span> } catch (InterruptedException e) {<a name="line.106"></a>
-<span class="sourceLineNo">107</span> LOG.trace("Interrupted while waiting for next replication entry batch", e);<a name="line.107"></a>
-<span class="sourceLineNo">108</span> Thread.currentThread().interrupt();<a name="line.108"></a>
-<span class="sourceLineNo">109</span> }<a name="line.109"></a>
-<span class="sourceLineNo">110</span> }<a name="line.110"></a>
-<span class="sourceLineNo">111</span> // If the worker exits run loop without finishing its task, mark it as stopped.<a name="line.111"></a>
-<span class="sourceLineNo">112</span> if (!isFinished()) {<a name="line.112"></a>
-<span class="sourceLineNo">113</span> setWorkerState(WorkerState.STOPPED);<a name="line.113"></a>
-<span class="sourceLineNo">114</span> } else {<a name="line.114"></a>
-<span class="sourceLineNo">115</span> postFinish();<a name="line.115"></a>
-<span class="sourceLineNo">116</span> }<a name="line.116"></a>
-<span class="sourceLineNo">117</span> }<a name="line.117"></a>
-<span class="sourceLineNo">118</span><a name="line.118"></a>
-<span class="sourceLineNo">119</span> // To be implemented by recovered shipper<a name="line.119"></a>
-<span class="sourceLineNo">120</span> protected void noMoreData() {<a name="line.120"></a>
-<span class="sourceLineNo">121</span> }<a name="line.121"></a>
-<span class="sourceLineNo">122</span><a name="line.122"></a>
-<span class="sourceLineNo">123</span> // To be implemented by recovered shipper<a name="line.123"></a>
-<span class="sourceLineNo">124</span> protected void postFinish() {<a name="line.124"></a>
-<span class="sourceLineNo">125</span> }<a name="line.125"></a>
-<span class="sourceLineNo">126</span><a name="line.126"></a>
-<span class="sourceLineNo">127</span> /**<a name="line.127"></a>
-<span class="sourceLineNo">128</span> * Do the shipping logic<a name="line.128"></a>
-<span class="sourceLineNo">129</span> */<a name="line.129"></a>
-<span class="sourceLineNo">130</span> private void shipEdits(WALEntryBatch entryBatch) {<a name="line.130"></a>
-<span class="sourceLineNo">131</span> List<Entry> entries = entryBatch.getWalEntries();<a name="line.131"></a>
-<span class="sourceLineNo">132</span> int sleepMultiplier = 0;<a name="line.132"></a>
-<span class="sourceLineNo">133</span> if (entries.isEmpty()) {<a name="line.133"></a>
-<span class="sourceLineNo">134</span> if (updateLogPosition(entryBatch)) {<a name="line.134"></a>
-<span class="sourceLineNo">135</span> // if there was nothing to ship and it's not an error<a name="line.135"></a>
-<span class="sourceLineNo">136</span> // set "ageOfLastShippedOp" to <now> to indicate that we're current<a name="line.136"></a>
-<span class="sourceLineNo">137</span> source.getSourceMetrics().setAgeOfLastShippedOp(EnvironmentEdgeManager.currentTime(),<a name="line.137"></a>
-<span class="sourceLineNo">138</span> walGroupId);<a name="line.138"></a>
-<span class="sourceLineNo">139</span> }<a name="line.139"></a>
-<span class="sourceLineNo">140</span> return;<a name="line.140"></a>
-<span class="sourceLineNo">141</span> }<a name="line.141"></a>
-<span class="sourceLineNo">142</span> int currentSize = (int) entryBatch.getHeapSize();<a name="line.142"></a>
-<span class="sourceLineNo">143</span> while (isActive()) {<a name="line.143"></a>
-<span class="sourceLineNo">144</span> try {<a name="line.144"></a>
-<span class="sourceLineNo">145</span> try {<a name="line.145"></a>
-<span class="sourceLineNo">146</span> source.tryThrottle(currentSize);<a name="line.146"></a>
-<span class="sourceLineNo">147</span> } catch (InterruptedException e) {<a name="line.147"></a>
-<span class="sourceLineNo">148</span> LOG.debug("Interrupted while sleeping for throttling control");<a name="line.148"></a>
-<span class="sourceLineNo">149</span> Thread.currentThread().interrupt();<a name="line.149"></a>
-<span class="sourceLineNo">150</span> // current thread might be interrupted to terminate<a name="line.150"></a>
-<span class="sourceLineNo">151</span> // directly go back to while() for confirm this<a name="line.151"></a>
-<span class="sourceLineNo">152</span> continue;<a name="line.152"></a>
-<span class="sourceLineNo">153</span> }<a name="line.153"></a>
-<span class="sourceLineNo">154</span><a name="line.154"></a>
-<span class="sourceLineNo">155</span> // create replicateContext here, so the entries can be GC'd upon return from this call<a name="line.155"></a>
-<span class="sourceLineNo">156</span> // stack<a name="line.156"></a>
-<span class="sourceLineNo">157</span> ReplicationEndpoint.ReplicateContext replicateContext =<a name="line.157"></a>
-<span class="sourceLineNo">158</span> new ReplicationEndpoint.ReplicateContext();<a name="line.158"></a>
-<span class="sourceLineNo">159</span> replicateContext.setEntries(entries).setSize(currentSize);<a name="line.159"></a>
-<span class="sourceLineNo">160</span> replicateContext.setWalGroupId(walGroupId);<a name="line.160"></a>
-<span class="sourceLineNo">161</span><a name="line.161"></a>
-<span class="sourceLineNo">162</span> long startTimeNs = System.nanoTime();<a name="line.162"></a>
-<span class="sourceLineNo">163</span> // send the edits to the endpoint. Will block until the edits are shipped and acknowledged<a name="line.163"></a>
-<span class="sourceLineNo">164</span> boolean replicated = source.getReplicationEndpoint().replicate(replicateContext);<a name="line.164"></a>
-<span class="sourceLineNo">165</span> long endTimeNs = System.nanoTime();<a name="line.165"></a>
-<span class="sourceLineNo">166</span><a name="line.166"></a>
-<span class="sourceLineNo">167</span> if (!replicated) {<a name="line.167"></a>
-<span class="sourceLineNo">168</span> continue;<a name="line.168"></a>
-<span class="sourceLineNo">169</span> } else {<a name="line.169"></a>
-<span class="sourceLineNo">170</span> sleepMultiplier = Math.max(sleepMultiplier - 1, 0);<a name="line.170"></a>
-<span class="sourceLineNo">171</span> }<a name="line.171"></a>
-<span class="sourceLineNo">172</span> // Clean up hfile references<a name="line.172"></a>
-<span class="sourceLineNo">173</span> for (Entry entry : entries) {<a name="line.173"></a>
-<span class="sourceLineNo">174</span> cleanUpHFileRefs(entry.getEdit());<a name="line.174"></a>
-<span class="sourceLineNo">175</span> }<a name="line.175"></a>
-<span class="sourceLineNo">176</span> // Log and clean up WAL logs<a name="line.176"></a>
-<span class="sourceLineNo">177</span> updateLogPosition(entryBatch);<a name="line.177"></a>
-<span class="sourceLineNo">178</span><a name="line.178"></a>
-<span class="sourceLineNo">179</span> source.postShipEdits(entries, currentSize);<a name="line.179"></a>
-<span class="sourceLineNo">180</span> // FIXME check relationship between wal group and overall<a name="line.180"></a>
-<span class="sourceLineNo">181</span> source.getSourceMetrics().shipBatch(entryBatch.getNbOperations(), currentSize,<a name="line.181"></a>
-<span class="sourceLineNo">182</span> entryBatch.getNbHFiles());<a name="line.182"></a>
-<span class="sourceLineNo">183</span> source.getSourceMetrics().setAgeOfLastShippedOp(<a name="line.183"></a>
-<span class="sourceLineNo">184</span> entries.get(entries.size() - 1).getKey().getWriteTime(), walGroupId);<a name="line.184"></a>
-<span class="sourceLineNo">185</span> if (LOG.isTraceEnabled()) {<a name="line.185"></a>
-<span class="sourceLineNo">186</span> LOG.trace("Replicated " + entries.size() + " entries or " + entryBatch.getNbOperations()<a name="line.186"></a>
-<span class="sourceLineNo">187</span> + " operations in " + ((endTimeNs - startTimeNs) / 1000000) + " ms");<a name="line.187"></a>
-<span class="sourceLineNo">188</span> }<a name="line.188"></a>
-<span class="sourceLineNo">189</span> break;<a name="line.189"></a>
-<span class="sourceLineNo">190</span> } catch (Exception ex) {<a name="line.190"></a>
-<span class="sourceLineNo">191</span> LOG.warn(source.getReplicationEndpoint().getClass().getName() + " threw unknown exception:"<a name="line.191"></a>
-<span class="sourceLineNo">192</span> + org.apache.hadoop.util.StringUtils.stringifyException(ex));<a name="line.192"></a>
-<span class="sourceLineNo">193</span> if (sleepForRetries("ReplicationEndpoint threw exception", sleepMultiplier)) {<a name="line.193"></a>
-<span class="sourceLineNo">194</span> sleepMultiplier++;<a name="line.194"></a>
-<span class="sourceLineNo">195</span> }<a name="line.195"></a>
-<span class="sourceLineNo">196</span> }<a name="line.196"></a>
-<span class="sourceLineNo">197</span> }<a name="line.197"></a>
-<span class="sourceLineNo">198</span> }<a name="line.198"></a>
-<span class="sourceLineNo">199</span><a name="line.199"></a>
-<span class="sourceLineNo">200</span> private void cleanUpHFileRefs(WALEdit edit) throws IOException {<a name="line.200"></a>
-<span class="sourceLineNo">201</span> String peerId = source.getPeerId();<a name="line.201"></a>
-<span class="sourceLineNo">202</span> if (peerId.contains("-")) {<a name="line.202"></a>
-<span class="sourceLineNo">203</span> // peerClusterZnode will be in the form peerId + "-" + rsZNode.<a name="line.203"></a>
-<span class="sourceLineNo">204</span> // A peerId will not have "-" in its name, see HBASE-11394<a name="line.204"></a>
-<span class="sourceLineNo">205</span> peerId = peerId.split("-")[0];<a name="line.205"></a>
-<span class="sourceLineNo">206</span> }<a name="line.206"></a>
-<span class="sourceLineNo">207</span> List<Cell> cells = edit.getCells();<a name="line.207"></a>
-<span class="sourceLineNo">208</span> int totalCells = cells.size();<a name="line.208"></a>
-<span class="sourceLineNo">209</span> for (int i = 0; i < totalCells; i++) {<a name="line.209"></a>
-<span class="sourceLineNo">210</span> Cell cell = cells.get(i);<a name="line.210"></a>
-<span class="sourceLineNo">211</span> if (CellUtil.matchingQualifier(cell, WALEdit.BULK_LOAD)) {<a name="line.211"></a>
-<span class="sourceLineNo">212</span> BulkLoadDescriptor bld = WALEdit.getBulkLoadDescriptor(cell);<a name="line.212"></a>
-<span class="sourceLineNo">213</span> List<StoreDescriptor> stores = bld.getStoresList();<a name="line.213"></a>
-<span class="sourceLineNo">214</span> int totalStores = stores.size();<a name="line.214"></a>
-<span class="sourceLineNo">215</span> for (int j = 0; j < totalStores; j++) {<a name="line.215"></a>
-<span class="sourceLineNo">216</span> List<String> storeFileList = stores.get(j).getStoreFileList();<a name="line.216"></a>
-<span class="sourceLineNo">217</span> source.getSourceManager().cleanUpHFileRefs(peerId, storeFileList);<a name="line.217"></a>
-<span class="sourceLineNo">218</span> source.getSourceMetrics().decrSizeOfHFileRefsQueue(storeFileList.size());<a name="line.218"></a>
-<span class="sourceLineNo">219</span> }<a name="line.219"></a>
-<span class="sourceLineNo">220</span> }<a name="line.220"></a>
-<span class="sourceLineNo">221</span> }<a name="line.221"></a>
-<span class="sourceLineNo">222</span> }<a name="line.222"></a>
-<span class="sourceLineNo">223</span><a name="line.223"></a>
-<span class="sourceLineNo">224</span> private boolean updateLogPosition(WALEntryBatch batch) {<a name="line.224"></a>
-<span class="sourceLineNo">225</span> boolean updated = false;<a name="line.225"></a>
-<span class="sourceLineNo">226</span> // if end of file is true, then the logPositionAndCleanOldLogs method will remove the file<a name="line.226"></a>
-<span class="sourceLineNo">227</span> // record on zk, so let's call it. The last wal position maybe zero if end of file is true and<a name="line.227"></a>
-<span class="sourceLineNo">228</span> // there is no entry in the batch. It is OK because that the queue storage will ignore the zero<a name="line.228"></a>
-<span class="sourceLineNo">229</span> // position and the file will be removed soon in cleanOldLogs.<a name="line.229"></a>
-<span class="sourceLineNo">230</span> if (batch.isEndOfFile() || !batch.getLastWalPath().equals(currentPath) ||<a name="line.230"></a>
-<span class="sourceLineNo">231</span> batch.getLastWalPosition() != currentPosition) {<a name="line.231"></a>
-<span class="sourceLineNo">232</span> source.getSourceManager().logPositionAndCleanOldLogs(source.getQueueId(),<a name="line.232"></a>
-<span class="sourceLineNo">233</span> source.isRecovered(), batch);<a name="line.233"></a>
-<span class="sourceLineNo">234</span> updated = true;<a name="line.234"></a>
-<span class="sourceLineNo">235</span> }<a name="line.235"></a>
-<span class="sourceLineNo">236</span> // if end of file is true, then we can just skip to the next file in queue.<a name="line.236"></a>
-<span class="sourceLineNo">237</span> // the only exception is for recovered queue, if we reach the end of the queue, then there will<a name="line.237"></a>
-<span class="sourceLineNo">238</span> // no more files so here the currentPath may be null.<a name="line.238"></a>
-<span class="sourceLineNo">239</span> if (batch.isEndOfFile()) {<a name="line.239"></a>
-<span class="sourceLineNo">240</span> currentPath = entryReader.getCurrentPath();<a name="line.240"></a>
-<span class="sourceLineNo">241</span> currentPosition = 0L;<a name="line.241"></a>
-<span class="sourceLineNo">242</span> } else {<a name="line.242"></a>
-<span class="sourceLineNo">243</span> currentPath = batch.getLastWalPath();<a name="line.243"></a>
-<span class="sourceLineNo">244</span> currentPosition = batch.getLastWalPosition();<a name="line.244"></a>
-<span class="sourceLineNo">245</span> }<a name="line.245"></a>
-<span class="sourceLineNo">246</span> return updated;<a name="line.246"></a>
-<span class="sourceLineNo">247</span> }<a name="line.247"></a>
-<span class="sourceLineNo">248</span><a name="line.248"></a>
-<span class="sourceLineNo">249</span> public void startup(UncaughtExceptionHandler handler) {<a name="line.249"></a>
-<span class="sourceLineNo">250</span> String name = Thread.currentThread().getName();<a name="line.250"></a>
-<span class="sourceLineNo">251</span> Threads.setDaemonThreadRunning(this,<a name="line.251"></a>
-<span class="sourceLineNo">252</span> name + ".replicationSource.shipper" + walGroupId + "," + source.getQueueId(), handler);<a name="line.252"></a>
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-<span class="sourceLineNo">254</span><a name="line.254"></a>
-<span class="sourceLineNo">255</span> Path getCurrentPath() {<a name="line.255"></a>
-<span class="sourceLineNo">256</span> return entryReader.getCurrentPath();<a name="line.256"></a>
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-<span class="sourceLineNo">258</span><a name="line.258"></a>
-<span class="sourceLineNo">259</span> long getCurrentPosition() {<a name="line.259"></a>
-<span class="sourceLineNo">260</span> return currentPosition;<a name="line.260"></a>
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-<span class="sourceLineNo">262</span><a name="line.262"></a>
-<span class="sourceLineNo">263</span> void setWALReader(ReplicationSourceWALReader entryReader) {<a name="line.263"></a>
-<span class="sourceLineNo">264</span> this.entryReader = entryReader;<a name="line.264"></a>
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-<span class="sourceLineNo">266</span><a name="line.266"></a>
-<span class="sourceLineNo">267</span> long getStartPosition() {<a name="line.267"></a>
-<span class="sourceLineNo">268</span> return 0;<a name="line.268"></a>
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-<span class="sourceLineNo">270</span><a name="line.270"></a>
-<span class="sourceLineNo">271</span> private boolean isActive() {<a name="line.271"></a>
-<span class="sourceLineNo">272</span> return source.isSourceActive() && state == WorkerState.RUNNING && !isInterrupted();<a name="line.272"></a>
-<span class="sourceLineNo">273</span> }<a name="line.273"></a>
-<span class="sourceLineNo">274</span><a name="line.274"></a>
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-<span class="sourceLineNo">276</span> this.state = state;<a name="line.276"></a>
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-<span class="sourceLineNo">278</span><a name="line.278"></a>
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-<span class="sourceLineNo">280</span> setWorkerState(WorkerState.STOPPED);<a name="line.280"></a>
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-<span class="sourceLineNo">286</span><a name="line.286"></a>
-<span class="sourceLineNo">287</span> /**<a name="line.287"></a>
-<span class="sourceLineNo">288</span> * Do the sleeping logic<a name="line.288"></a>
-<span class="sourceLineNo">289</span> * @param msg Why we sleep<a name="line.289"></a>
-<span class="sourceLineNo">290</span> * @param sleepMultiplier by how many times the default sleeping time is augmented<a name="line.290"></a>
-<span class="sourceLineNo">291</span> * @return True if <code>sleepMultiplier</code> is &lt; <code>maxRetriesMultiplier</code><a name="line.291"></a>
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-<span class="sourceLineNo">294</span> try {<a name="line.294"></a>
-<span class="sourceLineNo">295</span> if (LOG.isTraceEnabled()) {<a name="line.295"></a>
-<span class="sourceLineNo">296</span> LOG.trace(msg + ", sleeping " + sleepForRetries + " times " + sleepMultiplier);<a name="line.296"></a>
-<span class="sourceLineNo">297</span> }<a name="line.297"></a>
-<span class="sourceLineNo">298</span> Thread.sleep(this.sleepForRetries * sleepMultiplier);<a name="line.298"></a>
-<span class="sourceLineNo">299</span> } catch (InterruptedException e) {<a name="line.299"></a>
-<span class="sourceLineNo">300</span> LOG.debug("Interrupted while sleeping between retries");<a name="line.300"></a>
-<span class="sourceLineNo">301</span> Thread.currentThread().interrupt();<a name="line.301"></a>
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-<span class="sourceLineNo">303</span> return sleepMultiplier < maxRetriesMultiplier;<a name="line.303"></a>
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-<span class="sourceLineNo">305</span>}<a name="line.305"></a>
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+<span class="sourceLineNo">093</span> // sleep interval as it may cause a long lag when we enable the peer.<a name="line.93"></a>
+<span class="sourceLineNo">094</span> sleepForRetries("Replication is disabled", 1);<a name="line.94"></a>
+<span class="sourceLineNo">095</span> continue;<a name="line.95"></a>
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+<span class="sourceLineNo">098</span> WALEntryBatch entryBatch = entryReader.take();<a name="line.98"></a>
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+<span class="sourceLineNo">100</span> if (entryBatch == WALEntryBatch.NO_MORE_DATA) {<a name="line.100"></a>
+<span class="sourceLineNo">101</span> noMoreData();<a name="line.101"></a>
+<span class="sourceLineNo">102</span> } else {<a name="line.102"></a>
+<span class="sourceLineNo">103</span> shipEdits(entryBatch);<a name="line.103"></a>
+<span class="sourceLineNo">104</span> }<a name="line.104"></a>
+<span class="sourceLineNo">105</span> } catch (InterruptedException e) {<a name="line.105"></a>
+<span class="sourceLineNo">106</span> LOG.trace("Interrupted while waiting for next replication entry batch", e);<a name="line.106"></a>
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+<span class="sourceLineNo">121</span><a name="line.121"></a>
+<span class="sourceLineNo">122</span> // To be implemented by recovered shipper<a name="line.122"></a>
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+<span class="sourceLineNo">155</span> // stack<a name="line.155"></a>
+<span class="sourceLineNo">156</span> ReplicationEndpoint.ReplicateContext replicateContext =<a name="line.156"></a>
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+<span class="sourceLineNo">158</span> replicateContext.setEntries(entries).setSize(currentSize);<a name="line.158"></a>
+<span class="sourceLineNo">159</span> replicateContext.setWalGroupId(walGroupId);<a name="line.159"></a>
+<span class="sourceLineNo">160</span><a name="line.160"></a>
+<span class="sourceLineNo">161</span> long startTimeNs = System.nanoTime();<a name="line.161"></a>
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+<span class="sourceLineNo">164</span> long endTimeNs = System.nanoTime();<a name="line.164"></a>
+<span class="sourceLineNo">165</span><a name="line.165"></a>
+<span class="sourceLineNo">166</span> if (!replicated) {<a name="line.166"></a>
+<span class="sourceLineNo">167</span> continue;<a name="line.167"></a>
+<span class="sourceLineNo">168</span> } else {<a name="line.168"></a>
+<span class="sourceLineNo">169</span> sleepMultiplier = Math.max(sleepMultiplier - 1, 0);<a name="line.169"></a>
+<span class="sourceLineNo">170</span> }<a name="line.170"></a>
+<span class="sourceLineNo">171</span> // Clean up hfile references<a name="line.171"></a>
+<span class="sourceLineNo">172</span> for (Entry entry : entries) {<a name="line.172"></a>
+<span class="sourceLineNo">173</span> cleanUpHFileRefs(entry.getEdit());<a name="line.173"></a>
+<span class="sourceLineNo">174</span> }<a name="line.174"></a>
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+<span class="sourceLineNo">176</span> updateLogPosition(entryBatch);<a name="line.176"></a>
+<span class="sourceLineNo">177</span><a name="line.177"></a>
+<span class="sourceLineNo">178</span> source.postShipEdits(entries, currentSize);<a name="line.178"></a>
+<span class="sourceLineNo">179</span> // FIXME check relationship between wal group and overall<a name="line.179"></a>
+<span class="sourceLineNo">180</span> source.getSourceMetrics().shipBatch(entryBatch.getNbOperations(), currentSize,<a name="line.180"></a>
+<span class="sourceLineNo">181</span> entryBatch.getNbHFiles());<a name="line.181"></a>
+<span class="sourceLineNo">182</span> source.getSourceMetrics().setAgeOfLastShippedOp(<a name="line.182"></a>
+<span class="sourceLineNo">183</span> entries.get(entries.size() - 1).getKey().getWriteTime(), walGroupId);<a name="line.183"></a>
+<span class="sourceLineNo">184</span> if (LOG.isTraceEnabled()) {<a name="line.184"></a>
+<span class="sourceLineNo">185</span> LOG.trace("Replicated " + entries.size() + " entries or " + entryBatch.getNbOperations()<a name="line.185"></a>
+<span class="sourceLineNo">186</span> + " operations in " + ((endTimeNs - startTimeNs) / 1000000) + " ms");<a name="line.186"></a>
+<span class="sourceLineNo">187</span> }<a name="line.187"></a>
+<span class="sourceLineNo">188</span> break;<a name="line.188"></a>
+<span class="sourceLineNo">189</span> } catch (Exception ex) {<a name="line.189"></a>
+<span class="sourceLineNo">190</span> LOG.warn("{} threw unknown exception:",<a name="line.190"></a>
+<span class="sourceLineNo">191</span> source.getReplicationEndpoint().getClass().getName(), ex);<a name="line.191"></a>
+<span class="sourceLineNo">192</span> if (sleepForRetries("ReplicationEndpoint threw exception", sleepMultiplier)) {<a name="line.192"></a>
+<span class="sourceLineNo">193</span> sleepMultiplier++;<a name="line.193"></a>
+<span class="sourceLineNo">194</span> }<a name="line.194"></a>
+<span class="sourceLineNo">195</span> }<a name="line.195"></a>
+<span class="sourceLineNo">196</span> }<a name="line.196"></a>
+<span class="sourceLineNo">197</span> }<a name="line.197"></a>
+<span class="sourceLineNo">198</span><a name="line.198"></a>
+<span class="sourceLineNo">199</span> private void cleanUpHFileRefs(WALEdit edit) throws IOException {<a name="line.199"></a>
+<span class="sourceLineNo">200</span> String peerId = source.getPeerId();<a name="line.200"></a>
+<span class="sourceLineNo">201</span> if (peerId.contains("-")) {<a name="line.201"></a>
+<span class="sourceLineNo">202</span> // peerClusterZnode will be in the form peerId + "-" + rsZNode.<a name="line.202"></a>
+<span class="sourceLineNo">203</span> // A peerId will not have "-" in its name, see HBASE-11394<a name="line.203"></a>
+<span class="sourceLineNo">204</span> peerId = peerId.split("-")[0];<a name="line.204"></a>
+<span class="sourceLineNo">205</span> }<a name="line.205"></a>
+<span class="sourceLineNo">206</span> List<Cell> cells = edit.getCells();<a name="line.206"></a>
+<span class="sourceLineNo">207</span> int totalCells = cells.size();<a name="line.207"></a>
+<span class="sourceLineNo">208</span> for (int i = 0; i < totalCells; i++) {<a name="line.208"></a>
+<span class="sourceLineNo">209</span> Cell cell = cells.get(i);<a name="line.209"></a>
+<span class="sourceLineNo">210</span> if (CellUtil.matchingQualifier(cell, WALEdit.BULK_LOAD)) {<a name="line.210"></a>
+<span class="sourceLineNo">211</span> BulkLoadDescriptor bld = WALEdit.getBulkLoadDescriptor(cell);<a name="line.211"></a>
+<span class="sourceLineNo">212</span> List<StoreDescriptor> stores = bld.getStoresList();<a name="line.212"></a>
+<span class="sourceLineNo">213</span> int totalStores = stores.size();<a name="line.213"></a>
+<span class="sourceLineNo">214</span> for (int j = 0; j < totalStores; j++) {<a name="line.214"></a>
+<span class="sourceLineNo">215</span> List<String> storeFileList = stores.get(j).getStoreFileList();<a name="line.215"></a>
+<span class="sourceLineNo">216</span> source.getSourceManager().cleanUpHFileRefs(peerId, storeFileList);<a name="line.216"></a>
+<span class="sourceLineNo">217</span> source.getSourceMetrics().decrSizeOfHFileRefsQueue(storeFileList.size());<a name="line.217"></a>
+<span class="sourceLineNo">218</span> }<a name="line.218"></a>
+<span class="sourceLineNo">219</span> }<a name="line.219"></a>
+<span class="sourceLineNo">220</span> }<a name="line.220"></a>
+<span class="sourceLineNo">221</span> }<a name="line.221"></a>
+<span class="sourceLineNo">222</span><a name="line.222"></a>
+<span class="sourceLineNo">223</span> private boolean updateLogPosition(WALEntryBatch batch) {<a name="line.223"></a>
+<span class="sourceLineNo">224</span> boolean updated = false;<a name="line.224"></a>
+<span class="sourceLineNo">225</span> // if end of file is true, then the logPositionAndCleanOldLogs method will remove the file<a name="line.225"></a>
+<span class="sourceLineNo">226</span> // record on zk, so let's call it. The last wal position maybe zero if end of file is true and<a name="line.226"></a>
+<span class="sourceLineNo">227</span> // there is no entry in the batch. It is OK because that the queue storage will ignore the zero<a name="line.227"></a>
+<span class="sourceLineNo">228</span> // position and the file will be removed soon in cleanOldLogs.<a name="line.228"></a>
+<span class="sourceLineNo">229</span> if (batch.isEndOfFile() || !batch.getLastWalPath().equals(currentPath) ||<a name="line.229"></a>
+<span class="sourceLineNo">230</span> batch.getLastWalPosition() != currentPosition) {<a name="line.230"></a>
+<span class="sourceLineNo">231</span> source.getSourceManager().logPositionAndCleanOldLogs(source.getQueueId(),<a name="line.231"></a>
+<span class="sourceLineNo">232</span> source.isRecovered(), batch);<a name="line.232"></a>
+<span class="sourceLineNo">233</span> updated = true;<a name="line.233"></a>
+<span class="sourceLineNo">234</span> }<a name="line.234"></a>
+<span class="sourceLineNo">235</span> // if end of file is true, then we can just skip to the next file in queue.<a name="line.235"></a>
+<span class="sourceLineNo">236</span> // the only exception is for recovered queue, if we reach the end of the queue, then there will<a name="line.236"></a>
+<span class="sourceLineNo">237</span> // no more files so here the currentPath may be null.<a name="line.237"></a>
+<span class="sourceLineNo">238</span> if (batch.isEndOfFile()) {<a name="line.238"></a>
+<span class="sourceLineNo">239</span> currentPath = entryReader.getCurrentPath();<a name="line.239"></a>
+<span class="sourceLineNo">240</span> currentPosition = 0L;<a name="line.240"></a>
+<span class="sourceLineNo">241</span> } else {<a name="line.241"></a>
+<span class="sourceLineNo">242</span> currentPath = batch.getLastWalPath();<a name="line.242"></a>
+<span class="sourceLineNo">243</span> currentPosition = batch.getLastWalPosition();<a name="line.243"></a>
+<span class="sourceLineNo">244</span> }<a name="line.244"></a>
+<span class="sourceLineNo">245</span> return updated;<a name="line.245"></a>
+<span class="sourceLineNo">246</span> }<a name="line.246"></a>
+<span class="sourceLineNo">247</span><a name="line.247"></a>
+<span class="sourceLineNo">248</span> public void startup(UncaughtExceptionHandler handler) {<a name="line.248"></a>
+<span class="sourceLineNo">249</span> String name = Thread.currentThread().getName();<a name="line.249"></a>
+<span class="sourceLineNo">250</span> Threads.setDaemonThreadRunning(this,<a name="line.250"></a>
+<span class="sourceLineNo">251</span> name + ".replicationSource.shipper" + walGroupId + "," + source.getQueueId(), handler);<a name="line.251"></a>
+<span class="sourceLineNo">252</span> }<a name="line.252"></a>
+<span class="sourceLineNo">253</span><a name="line.253"></a>
+<span class="sourceLineNo">254</span> Path getCurrentPath() {<a name="line.254"></a>
+<span class="sourceLineNo">255</span> return entryReader.getCurrentPath();<a name="line.255"></a>
+<span class="sourceLineNo">256</span> }<a name="line.256"></a>
+<span class="sourceLineNo">257</span><a name="line.257"></a>
+<span class="sourceLineNo">258</span> long getCurrentPosition() {<a name="line.258"></a>
+<span class="sourceLineNo">259</span> return currentPosition;<a name="line.259"></a>
+<span class="sourceLineNo">260</span> }<a name="line.260"></a>
+<span class="sourceLineNo">261</span><a name="line.261"></a>
+<span class="sourceLineNo">262</span> void setWALReader(ReplicationSourceWALReader entryReader) {<a name="line.262"></a>
+<span class="sourceLineNo">263</span> this.entryReader = entryReader;<a name="line.263"></a>
+<span class="sourceLineNo">264</span> }<a name="line.264"></a>
+<span class="sourceLineNo">265</span><a name="line.265"></a>
+<span class="sourceLineNo">266</span> long getStartPosition() {<a name="line.266"></a>
+<span class="sourceLineNo">267</span> return 0;<a name="line.267"></a>
+<span class="sourceLineNo">268</span> }<a name="line.268"></a>
+<span class="sourceLineNo">269</span><a name="line.269"></a>
+<span class="sourceLineNo">270</span> private boolean isActive() {<a name="line.270"></a>
+<span class="sourceLineNo">271</span> return source.isSourceActive() && state == WorkerState.RUNNING && !isInterrupted();<a name="line.271"></a>
+<span class="sourceLineNo">272</span> }<a name="line.272"></a>
+<span class="sourceLineNo">273</span><a name="line.273"></a>
+<span class="sourceLineNo">274</span> protected final void setWorkerState(WorkerState state) {<a name="line.274"></a>
+<span class="sourceLineNo">275</span> this.state = state;<a name="line.275"></a>
+<span class="sourceLineNo">276</span> }<a name="line.276"></a>
+<span class="sourceLineNo">277</span><a name="line.277"></a>
+<span class="sourceLineNo">278</span> void stopWorker() {<a name="line.278"></a>
+<span class="sourceLineNo">279</span> setWorkerState(WorkerState.STOPPED);<a name="line.279"></a>
+<span class="sourceLineNo">280</span> }<a name="line.280"></a>
+<span class="sourceLineNo">281</span><a name="line.281"></a>
+<span class="sourceLineNo">282</span> public boolean isFinished() {<a name="line.282"></a>
+<span class="sourceLineNo">283</span> return state == WorkerState.FINISHED;<a name="line.283"></a>
+<span class="sourceLineNo">284</span> }<a name="line.284"></a>
+<span class="sourceLineNo">285</span><a name="line.285"></a>
+<span class="sourceLineNo">286</span> /**<a name="line.286"></a>
+<span class="sourceLineNo">287</span> * Do the sleeping logic<a name="line.287"></a>
+<span class="sourceLineNo">288</span> * @param msg Why we sleep<a name="line.288"></a>
+<span class="sourceLineNo">289</span> * @param sleepMultiplier by how many times the default sleeping time is augmented<a name="line.289"></a>
+<span class="sourceLineNo">290</span> * @return True if <code>sleepMultiplier</code> is &lt; <code>maxRetriesMultiplier</code><a name="line.290"></a>
+<span class="sourceLineNo">291</span> */<a name="line.291"></a>
+<span class="sourceLineNo">292</span> public boolean sleepForRetries(String msg, int sleepMultiplier) {<a name="line.292"></a>
+<span class="sourceLineNo">293</span> try {<a name="line.293"></a>
+<span class="sourceLineNo">294</span> LOG.trace("{}, sleeping {} times {}", msg, sleepForRetries, sleepMultiplier);<a name="line.294"></a>
+<span class="sourceLineNo">295</span> Thread.sleep(this.sleepForRetries * sleepMultiplier);<a name="line.295"></a>
+<span class="sourceLineNo">296</span> } catch (InterruptedException e) {<a name="line.296"></a>
+<span class="sourceLineNo">297</span> LOG.debug("Interrupted while sleeping between retries");<a name="line.297"></a>
+<span class="sourceLineNo">298</span> Thread.currentThread().interrupt();<a name="line.298"></a>
+<span class="sourceLineNo">299</span> }<a name="line.299"></a>
+<span class="sourceLineNo">300</span> return sleepMultiplier < maxRetriesMultiplier;<a name="line.300"></a>
+<span class="sourceLineNo">301</span> }<a name="line.301"></a>
+<span class="sourceLineNo">302</span>}<a name="line.302"></a>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/5269c877/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSourceShipper.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSourceShipper.html b/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSourceShipper.html
index 484b604..70c4db7 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSourceShipper.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSourceShipper.html
@@ -95,222 +95,219 @@
<span class="sourceLineNo">087</span> setWorkerState(WorkerState.RUNNING);<a name="line.87"></a>
<span class="sourceLineNo">088</span> // Loop until we close down<a name="line.88"></a>
<span class="sourceLineNo">089</span> while (isActive()) {<a name="line.89"></a>
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-<span class="sourceLineNo">092</span> if (!source.isPeerEnabled()) {<a name="line.92"></a>
-<span class="sourceLineNo">093</span> if (sleepForRetries("Replication is disabled", sleepMultiplier)) {<a name="line.93"></a>
-<span class="sourceLineNo">094</span> sleepMultiplier++;<a name="line.94"></a>
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-<span class="sourceLineNo">096</span> continue;<a name="line.96"></a>
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-<span class="sourceLineNo">098</span> try {<a name="line.98"></a>
-<span class="sourceLineNo">099</span> WALEntryBatch entryBatch = entryReader.take();<a name="line.99"></a>
-<span class="sourceLineNo">100</span> // the NO_MORE_DATA instance has no path so do not all shipEdits<a name="line.100"></a>
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-<span class="sourceLineNo">106</span> } catch (InterruptedException e) {<a name="line.106"></a>
-<span class="sourceLineNo">107</span> LOG.trace("Interrupted while waiting for next replication entry batch", e);<a name="line.107"></a>
-<span class="sourceLineNo">108</span> Thread.currentThread().interrupt();<a name="line.108"></a>
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-<span class="sourceLineNo">119</span> // To be implemented by recovered shipper<a name="line.119"></a>
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-<span class="sourceLineNo">122</span><a name="line.122"></a>
-<span class="sourceLineNo">123</span> // To be implemented by recovered shipper<a name="line.123"></a>
-<span class="sourceLineNo">124</span> protected void postFinish() {<a name="line.124"></a>
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+<span class="sourceLineNo">160</span><a name="line.160"></a>
+<span class="sourceLineNo">161</span> long startTimeNs = System.nanoTime();<a name="line.161"></a>
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+<span class="sourceLineNo">171</span> // Clean up hfile references<a name="line.171"></a>
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+<span class="sourceLineNo">175</span> // Log and clean up WAL logs<a name="line.175"></a>
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+<span class="sourceLineNo">179</span> // FIXME check relationship between wal group and overall<a name="line.179"></a>
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+<span class="sourceLineNo">181</span> entryBatch.getNbHFiles());<a name="line.181"></a>
+<span class="sourceLineNo">182</span> source.getSourceMetrics().setAgeOfLastShippedOp(<a name="line.182"></a>
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+<span class="sourceLineNo">184</span> if (LOG.isTraceEnabled()) {<a name="line.184"></a>
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+<span class="sourceLineNo">186</span> + " operations in " + ((endTimeNs - startTimeNs) / 1000000) + " ms");<a name="line.186"></a>
+<span class="sourceLineNo">187</span> }<a name="line.187"></a>
+<span class="sourceLineNo">188</span> break;<a name="line.188"></a>
+<span class="sourceLineNo">189</span> } catch (Exception ex) {<a name="line.189"></a>
+<span class="sourceLineNo">190</span> LOG.warn("{} threw unknown exception:",<a name="line.190"></a>
+<span class="sourceLineNo">191</span> source.getReplicationEndpoint().getClass().getName(), ex);<a name="line.191"></a>
+<span class="sourceLineNo">192</span> if (sleepForRetries("ReplicationEndpoint threw exception", sleepMultiplier)) {<a name="line.192"></a>
+<span class="sourceLineNo">193</span> sleepMultiplier++;<a name="line.193"></a>
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+<span class="sourceLineNo">195</span> }<a name="line.195"></a>
+<span class="sourceLineNo">196</span> }<a name="line.196"></a>
+<span class="sourceLineNo">197</span> }<a name="line.197"></a>
+<span class="sourceLineNo">198</span><a name="line.198"></a>
+<span class="sourceLineNo">199</span> private void cleanUpHFileRefs(WALEdit edit) throws IOException {<a name="line.199"></a>
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+<span class="sourceLineNo">201</span> if (peerId.contains("-")) {<a name="line.201"></a>
+<span class="sourceLineNo">202</span> // peerClusterZnode will be in the form peerId + "-" + rsZNode.<a name="line.202"></a>
+<span class="sourceLineNo">203</span> // A peerId will not have "-" in its name, see HBASE-11394<a name="line.203"></a>
+<span class="sourceLineNo">204</span> peerId = peerId.split("-")[0];<a name="line.204"></a>
+<span class="sourceLineNo">205</span> }<a name="line.205"></a>
+<span class="sourceLineNo">206</span> List<Cell> cells = edit.getCells();<a name="line.206"></a>
+<span class="sourceLineNo">207</span> int totalCells = cells.size();<a name="line.207"></a>
+<span class="sourceLineNo">208</span> for (int i = 0; i < totalCells; i++) {<a name="line.208"></a>
+<span class="sourceLineNo">209</span> Cell cell = cells.get(i);<a name="line.209"></a>
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+<span class="sourceLineNo">211</span> BulkLoadDescriptor bld = WALEdit.getBulkLoadDescriptor(cell);<a name="line.211"></a>
+<span class="sourceLineNo">212</span> List<StoreDescriptor> stores = bld.getStoresList();<a name="line.212"></a>
+<span class="sourceLineNo">213</span> int totalStores = stores.size();<a name="line.213"></a>
+<span class="sourceLineNo">214</span> for (int j = 0; j < totalStores; j++) {<a name="line.214"></a>
+<span class="sourceLineNo">215</span> List<String> storeFileList = stores.get(j).getStoreFileList();<a name="line.215"></a>
+<span class="sourceLineNo">216</span> source.getSourceManager().cleanUpHFileRefs(peerId, storeFileList);<a name="line.216"></a>
+<span class="sourceLineNo">217</span> source.getSourceMetrics().decrSizeOfHFileRefsQueue(storeFileList.size());<a name="line.217"></a>
+<span class="sourceLineNo">218</span> }<a name="line.218"></a>
+<span class="sourceLineNo">219</span> }<a name="line.219"></a>
+<span class="sourceLineNo">220</span> }<a name="line.220"></a>
+<span class="sourceLineNo">221</span> }<a name="line.221"></a>
+<span class="sourceLineNo">222</span><a name="line.222"></a>
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+<span class="sourceLineNo">225</span> // if end of file is true, then the logPositionAndCleanOldLogs method will remove the file<a name="line.225"></a>
+<span class="sourceLineNo">226</span> // record on zk, so let's call it. The last wal position maybe zero if end of file is true and<a name="line.226"></a>
+<span class="sourceLineNo">227</span> // there is no entry in the batch. It is OK because that the queue storage will ignore the zero<a name="line.227"></a>
+<span class="sourceLineNo">228</span> // position and the file will be removed soon in cleanOldLogs.<a name="line.228"></a>
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+<span class="sourceLineNo">230</span> batch.getLastWalPosition() != currentPosition) {<a name="line.230"></a>
+<span class="sourceLineNo">231</span> source.getSourceManager().logPositionAndCleanOldLogs(source.getQueueId(),<a name="line.231"></a>
+<span class="sourceLineNo">232</span> source.isRecovered(), batch);<a name="line.232"></a>
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+<span class="sourceLineNo">235</span> // if end of file is true, then we can just skip to the next file in queue.<a name="line.235"></a>
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+<span class="sourceLineNo">237</span> // no more files so here the currentPath may be null.<a name="line.237"></a>
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+<span class="sourceLineNo">243</span> currentPosition = batch.getLastWalPosition();<a name="line.243"></a>
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+<span class="sourceLineNo">246</span> }<a name="line.246"></a>
+<span class="sourceLineNo">247</span><a name="line.247"></a>
+<span class="sourceLineNo">248</span> public void startup(UncaughtExceptionHandler handler) {<a name="line.248"></a>
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+<span class="sourceLineNo">250</span> Threads.setDaemonThreadRunning(this,<a name="line.250"></a>
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+<span class="sourceLineNo">253</span><a name="line.253"></a>
+<span class="sourceLineNo">254</span> Path getCurrentPath() {<a name="line.254"></a>
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+<span class="sourceLineNo">257</span><a name="line.257"></a>
+<span class="sourceLineNo">258</span> long getCurrentPosition() {<a name="line.258"></a>
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+<span class="sourceLineNo">260</span> }<a name="line.260"></a>
+<span class="sourceLineNo">261</span><a name="line.261"></a>
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+<span class="sourceLineNo">265</span><a name="line.265"></a>
+<span class="sourceLineNo">266</span> long getStartPosition() {<a name="line.266"></a>
+<span class="sourceLineNo">267</span> return 0;<a name="line.267"></a>
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+<span class="sourceLineNo">269</span><a name="line.269"></a>
+<span class="sourceLineNo">270</span> private boolean isActive() {<a name="line.270"></a>
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+<span class="sourceLineNo">273</span><a name="line.273"></a>
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+<span class="sourceLineNo">277</span><a name="line.277"></a>
+<span class="sourceLineNo">278</span> void stopWorker() {<a name="line.278"></a>
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+<span class="sourceLineNo">281</span><a name="line.281"></a>
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+<span class="sourceLineNo">285</span><a name="line.285"></a>
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+<span class="sourceLineNo">287</span> * Do the sleeping logic<a name="line.287"></a>
+<span class="sourceLineNo">288</span> * @param msg Why we sleep<a name="line.288"></a>
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+<span class="sourceLineNo">291</span> */<a name="line.291"></a>
+<span class="sourceLineNo">292</span> public boolean sleepForRetries(String msg, int sleepMultiplier) {<a name="line.292"></a>
+<span class="sourceLineNo">293</span> try {<a name="line.293"></a>
+<span class="sourceLineNo">294</span> LOG.trace("{}, sleeping {} times {}", msg, sleepForRetries, sleepMultiplier);<a name="line.294"></a>
+<span class="sourceLineNo">295</span> Thread.sleep(this.sleepForRetries * sleepMultiplier);<a name="line.295"></a>
+<span class="sourceLineNo">296</span> } catch (InterruptedException e) {<a name="line.296"></a>
+<span class="sourceLineNo">297</span> LOG.debug("Interrupted while sleeping between retries");<a name="line.297"></a>
+<span class="sourceLineNo">298</span> Thread.currentThread().interrupt();<a name="line.298"></a>
+<span class="sourceLineNo">299</span> }<a name="line.299"></a>
+<span class="sourceLineNo">300</span> return sleepMultiplier < maxRetriesMultiplier;<a name="line.300"></a>
+<span class="sourceLineNo">301</span> }<a name="line.301"></a>
+<span class="sourceLineNo">302</span>}<a name="line.302"></a>