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Posted to commits@hbase.apache.org by gi...@apache.org on 2018/06/02 14:48:10 UTC
[34/44] hbase-site git commit: Published site at
8377873d22c25185127bc07ea055412d8e302a1a.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/3797f0e6/devapidocs/src-html/org/apache/hadoop/hbase/coordination/ZKSplitLogManagerCoordination.CreateRescanAsyncCallback.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/coordination/ZKSplitLogManagerCoordination.CreateRescanAsyncCallback.html b/devapidocs/src-html/org/apache/hadoop/hbase/coordination/ZKSplitLogManagerCoordination.CreateRescanAsyncCallback.html
index 80259dd..ec465b9 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/coordination/ZKSplitLogManagerCoordination.CreateRescanAsyncCallback.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/coordination/ZKSplitLogManagerCoordination.CreateRescanAsyncCallback.html
@@ -130,629 +130,631 @@
<span class="sourceLineNo">122</span> public int remainingTasksInCoordination() {<a name="line.122"></a>
<span class="sourceLineNo">123</span> int count = 0;<a name="line.123"></a>
<span class="sourceLineNo">124</span> try {<a name="line.124"></a>
-<span class="sourceLineNo">125</span> List<String> tasks = ZKUtil.listChildrenNoWatch(watcher, watcher.znodePaths.splitLogZNode);<a name="line.125"></a>
-<span class="sourceLineNo">126</span> if (tasks != null) {<a name="line.126"></a>
-<span class="sourceLineNo">127</span> int listSize = tasks.size();<a name="line.127"></a>
-<span class="sourceLineNo">128</span> for (int i = 0; i < listSize; i++) {<a name="line.128"></a>
-<span class="sourceLineNo">129</span> if (!ZKSplitLog.isRescanNode(tasks.get(i))) {<a name="line.129"></a>
-<span class="sourceLineNo">130</span> count++;<a name="line.130"></a>
-<span class="sourceLineNo">131</span> }<a name="line.131"></a>
-<span class="sourceLineNo">132</span> }<a name="line.132"></a>
-<span class="sourceLineNo">133</span> }<a name="line.133"></a>
-<span class="sourceLineNo">134</span> } catch (KeeperException ke) {<a name="line.134"></a>
-<span class="sourceLineNo">135</span> LOG.warn("Failed to check remaining tasks", ke);<a name="line.135"></a>
-<span class="sourceLineNo">136</span> count = -1;<a name="line.136"></a>
-<span class="sourceLineNo">137</span> }<a name="line.137"></a>
-<span class="sourceLineNo">138</span> return count;<a name="line.138"></a>
-<span class="sourceLineNo">139</span> }<a name="line.139"></a>
-<span class="sourceLineNo">140</span><a name="line.140"></a>
-<span class="sourceLineNo">141</span> /**<a name="line.141"></a>
-<span class="sourceLineNo">142</span> * It is possible for a task to stay in UNASSIGNED state indefinitely - say SplitLogManager wants<a name="line.142"></a>
-<span class="sourceLineNo">143</span> * to resubmit a task. It forces the task to UNASSIGNED state but it dies before it could create<a name="line.143"></a>
-<span class="sourceLineNo">144</span> * the RESCAN task node to signal the SplitLogWorkers to pick up the task. To prevent this<a name="line.144"></a>
-<span class="sourceLineNo">145</span> * scenario the SplitLogManager resubmits all orphan and UNASSIGNED tasks at startup.<a name="line.145"></a>
-<span class="sourceLineNo">146</span> * @param path<a name="line.146"></a>
-<span class="sourceLineNo">147</span> */<a name="line.147"></a>
-<span class="sourceLineNo">148</span> private void handleUnassignedTask(String path) {<a name="line.148"></a>
-<span class="sourceLineNo">149</span> if (ZKSplitLog.isRescanNode(watcher, path)) {<a name="line.149"></a>
-<span class="sourceLineNo">150</span> return;<a name="line.150"></a>
-<span class="sourceLineNo">151</span> }<a name="line.151"></a>
-<span class="sourceLineNo">152</span> Task task = findOrCreateOrphanTask(path);<a name="line.152"></a>
-<span class="sourceLineNo">153</span> if (task.isOrphan() && (task.incarnation.get() == 0)) {<a name="line.153"></a>
-<span class="sourceLineNo">154</span> LOG.info("Resubmitting unassigned orphan task " + path);<a name="line.154"></a>
-<span class="sourceLineNo">155</span> // ignore failure to resubmit. The timeout-monitor will handle it later<a name="line.155"></a>
-<span class="sourceLineNo">156</span> // albeit in a more crude fashion<a name="line.156"></a>
-<span class="sourceLineNo">157</span> resubmitTask(path, task, FORCE);<a name="line.157"></a>
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-<span class="sourceLineNo">195</span> + resubmitThreshold + " reached");<a name="line.195"></a>
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-<span class="sourceLineNo">200</span> version = task.last_version;<a name="line.200"></a>
-<span class="sourceLineNo">201</span> } else {<a name="line.201"></a>
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-<span class="sourceLineNo">203</span> version = -1;<a name="line.203"></a>
-<span class="sourceLineNo">204</span> }<a name="line.204"></a>
-<span class="sourceLineNo">205</span> LOG.info("Resubmitting task " + path);<a name="line.205"></a>
-<span class="sourceLineNo">206</span> task.incarnation.incrementAndGet();<a name="line.206"></a>
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-<span class="sourceLineNo">208</span> if (!result) {<a name="line.208"></a>
-<span class="sourceLineNo">209</span> task.heartbeatNoDetails(EnvironmentEdgeManager.currentTime());<a name="line.209"></a>
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-<span class="sourceLineNo">213</span> if (directive != FORCE) {<a name="line.213"></a>
-<span class="sourceLineNo">214</span> task.unforcedResubmits.incrementAndGet();<a name="line.214"></a>
-<span class="sourceLineNo">215</span> }<a name="line.215"></a>
-<span class="sourceLineNo">216</span> task.setUnassigned();<a name="line.216"></a>
-<span class="sourceLineNo">217</span> rescan(Long.MAX_VALUE);<a name="line.217"></a>
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-<span class="sourceLineNo">219</span> return true;<a name="line.219"></a>
-<span class="sourceLineNo">220</span> }<a name="line.220"></a>
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+<span class="sourceLineNo">126</span> watcher.getZNodePaths().splitLogZNode);<a name="line.126"></a>
+<span class="sourceLineNo">127</span> if (tasks != null) {<a name="line.127"></a>
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+<span class="sourceLineNo">142</span> /**<a name="line.142"></a>
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+<span class="sourceLineNo">146</span> * scenario the SplitLogManager resubmits all orphan and UNASSIGNED tasks at startup.<a name="line.146"></a>
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+<span class="sourceLineNo">154</span> if (task.isOrphan() && (task.incarnation.get() == 0)) {<a name="line.154"></a>
+<span class="sourceLineNo">155</span> LOG.info("Resubmitting unassigned orphan task " + path);<a name="line.155"></a>
+<span class="sourceLineNo">156</span> // ignore failure to resubmit. The timeout-monitor will handle it later<a name="line.156"></a>
+<span class="sourceLineNo">157</span> // albeit in a more crude fashion<a name="line.157"></a>
+<span class="sourceLineNo">158</span> resubmitTask(path, task, FORCE);<a name="line.158"></a>
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+<span class="sourceLineNo">160</span> }<a name="line.160"></a>
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+<span class="sourceLineNo">163</span> public void deleteTask(String path) {<a name="line.163"></a>
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+<span class="sourceLineNo">330</span><a name="line.330"></a>
+<span class="sourceLineNo">331</span> private void createNodeSuccess(String path) {<a name="line.331"></a>
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+<span class="sourceLineNo">339</span> setDone(path, FAILURE);<a name="line.339"></a>
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+<span class="sourceLineNo">341</span><a name="line.341"></a>
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+<span class="sourceLineNo">346</span> }<a name="line.346"></a>
+<span class="sourceLineNo">347</span><a name="line.347"></a>
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+<span class="sourceLineNo">349</span> throws DeserializationException {<a name="line.349"></a>
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+<span class="sourceLineNo">353</span> setDone(path, SUCCESS);<a name="line.353"></a>
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+<span class="sourceLineNo">369</span> LOG.info("Task " + path + " entered state=" + slt.toString());<a name="line.369"></a>
+<span class="sourceLineNo">370</span> resubmitOrFail(path, FORCE);<a name="line.370"></a>
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+<span class="sourceLineNo">372</span> LOG.info("Task " + path + " entered state=" + slt.toString());<a name="line.372"></a>
+<span class="sourceLineNo">373</span> if (taskFinisher != null && !ZKSplitLog.isRescanNode(watcher, path)) {<a name="line.373"></a>
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+<span class="sourceLineNo">384</span> resubmitOrFail(path, CHECK);<a name="line.384"></a>
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+<span class="sourceLineNo">391</span><a name="line.391"></a>
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+<span class="sourceLineNo">397</span><a name="line.397"></a>
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+<span class="sourceLineNo">402</span><a name="line.402"></a>
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+<span class="sourceLineNo">405</span> if (task == null) {<a name="line.405"></a>
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