http://git-wip-us.apache.org/repos/asf/hbase-site/blob/4f0b7674/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/MetricsRegionServerWrapperImpl.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/MetricsRegionServerWrapperImpl.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/MetricsRegionServerWrapperImpl.html index 9ec6b6f..5d53c29 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/MetricsRegionServerWrapperImpl.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/MetricsRegionServerWrapperImpl.html @@ -82,1024 +82,1053 @@ <span class="sourceLineNo">074</span> private volatile long numReferenceFiles = 0;<a name="line.74"></a> <span class="sourceLineNo">075</span> private volatile double requestsPerSecond = 0.0;<a name="line.75"></a> <span class="sourceLineNo">076</span> private volatile long readRequestsCount = 0;<a name="line.76"></a> 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0;<a name="line.87"></a> +<span class="sourceLineNo">088</span> private volatile double percentFileLocal = 0;<a name="line.88"></a> +<span class="sourceLineNo">089</span> private volatile double percentFileLocalSecondaryRegions = 0;<a name="line.89"></a> +<span class="sourceLineNo">090</span> private volatile long flushedCellsCount = 0;<a name="line.90"></a> +<span class="sourceLineNo">091</span> private volatile long compactedCellsCount = 0;<a name="line.91"></a> +<span class="sourceLineNo">092</span> private volatile long majorCompactedCellsCount = 0;<a name="line.92"></a> +<span class="sourceLineNo">093</span> private volatile long flushedCellsSize = 0;<a name="line.93"></a> +<span class="sourceLineNo">094</span> private volatile long compactedCellsSize = 0;<a name="line.94"></a> +<span class="sourceLineNo">095</span> private volatile long majorCompactedCellsSize = 0;<a name="line.95"></a> +<span class="sourceLineNo">096</span> private volatile long cellsCountCompactedToMob = 0;<a 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l2Stats = null;<a name="line.115"></a> +<span class="sourceLineNo">116</span> private ScheduledExecutorService executor;<a name="line.116"></a> +<span class="sourceLineNo">117</span> private Runnable runnable;<a name="line.117"></a> +<span class="sourceLineNo">118</span> private long period;<a name="line.118"></a> +<span class="sourceLineNo">119</span><a name="line.119"></a> +<span class="sourceLineNo">120</span> /**<a name="line.120"></a> +<span class="sourceLineNo">121</span> * Can be null if not on hdfs.<a name="line.121"></a> +<span class="sourceLineNo">122</span> */<a name="line.122"></a> +<span class="sourceLineNo">123</span> private DFSHedgedReadMetrics dfsHedgedReadMetrics;<a name="line.123"></a> +<span class="sourceLineNo">124</span><a name="line.124"></a> +<span class="sourceLineNo">125</span> public MetricsRegionServerWrapperImpl(final HRegionServer regionServer) {<a name="line.125"></a> +<span class="sourceLineNo">126</span> this.regionServer = regionServer;<a name="line.126"></a> +<span class="sourceLineNo">127</span> initBlockCache();<a name="line.127"></a> +<span class="sourceLineNo">128</span> initMobFileCache();<a name="line.128"></a> +<span class="sourceLineNo">129</span><a name="line.129"></a> +<span class="sourceLineNo">130</span> this.period =<a name="line.130"></a> +<span class="sourceLineNo">131</span> regionServer.conf.getLong(HConstants.REGIONSERVER_METRICS_PERIOD,<a name="line.131"></a> +<span class="sourceLineNo">132</span> HConstants.DEFAULT_REGIONSERVER_METRICS_PERIOD);<a name="line.132"></a> +<span class="sourceLineNo">133</span><a name="line.133"></a> +<span class="sourceLineNo">134</span> this.executor = CompatibilitySingletonFactory.getInstance(MetricsExecutor.class).getExecutor();<a name="line.134"></a> +<span class="sourceLineNo">135</span> this.runnable = new RegionServerMetricsWrapperRunnable();<a name="line.135"></a> +<span class="sourceLineNo">136</span> this.executor.scheduleWithFixedDelay(this.runnable, this.period, this.period,<a name="line.136"></a> +<span class="sourceLineNo">137</span> TimeUnit.MILLISECONDS);<a name="line.137"></a> +<span class="sourceLineNo">138</span> this.metricsWALSource = CompatibilitySingletonFactory.getInstance(MetricsWALSource.class);<a name="line.138"></a> +<span class="sourceLineNo">139</span><a name="line.139"></a> +<span class="sourceLineNo">140</span> try {<a name="line.140"></a> +<span class="sourceLineNo">141</span> this.dfsHedgedReadMetrics = FSUtils.getDFSHedgedReadMetrics(regionServer.getConfiguration());<a name="line.141"></a> +<span class="sourceLineNo">142</span> } catch (IOException e) {<a name="line.142"></a> +<span class="sourceLineNo">143</span> LOG.warn("Failed to get hedged metrics", e);<a name="line.143"></a> +<span class="sourceLineNo">144</span> }<a name="line.144"></a> +<span class="sourceLineNo">145</span> if (LOG.isInfoEnabled()) {<a name="line.145"></a> +<span class="sourceLineNo">146</span> LOG.info("Computing regionserver metrics every " + this.period + " milliseconds");<a name="line.146"></a> +<span class="sourceLineNo">147</span> }<a name="line.147"></a> +<span class="sourceLineNo">148</span> }<a name="line.148"></a> +<span class="sourceLineNo">149</span><a name="line.149"></a> +<span class="sourceLineNo">150</span> /**<a name="line.150"></a> +<span class="sourceLineNo">151</span> * It's possible that due to threading the block cache could not be initialized<a name="line.151"></a> +<span class="sourceLineNo">152</span> * yet (testing multiple region servers in one jvm). So we need to try and initialize<a name="line.152"></a> +<span class="sourceLineNo">153</span> * the blockCache and cacheStats reference multiple times until we succeed.<a name="line.153"></a> +<span class="sourceLineNo">154</span> */<a name="line.154"></a> +<span class="sourceLineNo">155</span> private synchronized void initBlockCache() {<a name="line.155"></a> +<span class="sourceLineNo">156</span> CacheConfig cacheConfig = this.regionServer.cacheConfig;<a name="line.156"></a> +<span class="sourceLineNo">157</span> if (cacheConfig != null) {<a name="line.157"></a> +<span class="sourceLineNo">158</span> l1Stats = cacheConfig.getOnHeapCacheStats();<a name="line.158"></a> +<span class="sourceLineNo">159</span> l2Stats = cacheConfig.getL2CacheStats();<a name="line.159"></a> +<span class="sourceLineNo">160</span> if (this.blockCache == null) {<a name="line.160"></a> +<span class="sourceLineNo">161</span> this.blockCache = cacheConfig.getBlockCache();<a name="line.161"></a> +<span class="sourceLineNo">162</span> }<a name="line.162"></a> +<span class="sourceLineNo">163</span> }<a name="line.163"></a> +<span class="sourceLineNo">164</span><a name="line.164"></a> +<span class="sourceLineNo">165</span> if (this.blockCache != null && this.cacheStats == null) {<a name="line.165"></a> +<span class="sourceLineNo">166</span> this.cacheStats = blockCache.getStats();<a name="line.166"></a> +<span class="sourceLineNo">167</span> }<a name="line.167"></a> +<span class="sourceLineNo">168</span> }<a name="line.168"></a> +<span class="sourceLineNo">169</span><a name="line.169"></a> +<span class="sourceLineNo">170</span> /**<a name="line.170"></a> +<span class="sourceLineNo">171</span> * Initializes the mob file cache.<a name="line.171"></a> +<span class="sourceLineNo">172</span> */<a name="line.172"></a> +<span class="sourceLineNo">173</span> private synchronized void initMobFileCache() {<a name="line.173"></a> +<span class="sourceLineNo">174</span> MobCacheConfig mobCacheConfig 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getStartCode() {<a name="line.186"></a> +<span class="sourceLineNo">187</span> return regionServer.getStartcode();<a name="line.187"></a> +<span class="sourceLineNo">188</span> }<a name="line.188"></a> +<span class="sourceLineNo">189</span><a name="line.189"></a> +<span class="sourceLineNo">190</span> @Override<a name="line.190"></a> +<span class="sourceLineNo">191</span> public String getZookeeperQuorum() {<a name="line.191"></a> +<span class="sourceLineNo">192</span> ZKWatcher zk = regionServer.getZooKeeper();<a name="line.192"></a> +<span class="sourceLineNo">193</span> if (zk == null) {<a name="line.193"></a> +<span class="sourceLineNo">194</span> return "";<a name="line.194"></a> +<span class="sourceLineNo">195</span> }<a name="line.195"></a> +<span class="sourceLineNo">196</span> return zk.getQuorum();<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> @Override<a name="line.199"></a> +<span class="sourceLineNo">200</span> public String getCoprocessors() {<a name="line.200"></a> +<span class="sourceLineNo">201</span> String[] coprocessors = regionServer.getRegionServerCoprocessors();<a name="line.201"></a> +<span class="sourceLineNo">202</span> if (coprocessors == null || coprocessors.length == 0) {<a name="line.202"></a> +<span class="sourceLineNo">203</span> return "";<a name="line.203"></a> +<span class="sourceLineNo">204</span> }<a name="line.204"></a> +<span class="sourceLineNo">205</span> return StringUtils.join(coprocessors, ", ");<a name="line.205"></a> +<span class="sourceLineNo">206</span> }<a name="line.206"></a> +<span class="sourceLineNo">207</span><a name="line.207"></a> +<span class="sourceLineNo">208</span> @Override<a name="line.208"></a> +<span class="sourceLineNo">209</span> public String getServerName() {<a name="line.209"></a> +<span class="sourceLineNo">210</span> ServerName serverName = regionServer.getServerName();<a name="line.210"></a> +<span class="sourceLineNo">211</span> if (serverName == null) {<a name="line.211"></a> +<span class="sourceLineNo">212</span> return "";<a name="line.212"></a> +<span class="sourceLineNo">213</span> }<a name="line.213"></a> +<span class="sourceLineNo">214</span> return serverName.getServerName();<a name="line.214"></a> +<span class="sourceLineNo">215</span> }<a name="line.215"></a> +<span class="sourceLineNo">216</span><a name="line.216"></a> +<span class="sourceLineNo">217</span> @Override<a name="line.217"></a> +<span class="sourceLineNo">218</span> public long getNumOnlineRegions() {<a name="line.218"></a> +<span class="sourceLineNo">219</span> Collection<HRegion> onlineRegionsLocalContext = regionServer.getOnlineRegionsLocalContext();<a name="line.219"></a> +<span class="sourceLineNo">220</span> if (onlineRegionsLocalContext == null) {<a name="line.220"></a> +<span class="sourceLineNo">221</span> return 0;<a name="line.221"></a> +<span class="sourceLineNo">222</span> }<a name="line.222"></a> +<span class="sourceLineNo">223</span> return onlineRegionsLocalContext.size();<a name="line.223"></a> +<span class="sourceLineNo">224</span> }<a name="line.224"></a> +<span class="sourceLineNo">225</span><a name="line.225"></a> +<span class="sourceLineNo">226</span> @Override<a name="line.226"></a> +<span class="sourceLineNo">227</span> public long getTotalRequestCount() {<a name="line.227"></a> +<span class="sourceLineNo">228</span> return regionServer.rpcServices.requestCount.sum();<a name="line.228"></a> +<span class="sourceLineNo">229</span> }<a name="line.229"></a> +<span class="sourceLineNo">230</span><a name="line.230"></a> +<span class="sourceLineNo">231</span> @Override<a name="line.231"></a> +<span class="sourceLineNo">232</span> public long getTotalRowActionRequestCount() {<a name="line.232"></a> +<span class="sourceLineNo">233</span> return readRequestsCount + writeRequestsCount;<a name="line.233"></a> +<span class="sourceLineNo">234</span> }<a name="line.234"></a> +<span class="sourceLineNo">235</span><a name="line.235"></a> +<span class="sourceLineNo">236</span> @Override<a name="line.236"></a> +<span class="sourceLineNo">237</span> public int getSplitQueueSize() {<a name="line.237"></a> +<span class="sourceLineNo">238</span> if (this.regionServer.compactSplitThread == null) {<a name="line.238"></a> +<span class="sourceLineNo">239</span> return 0;<a name="line.239"></a> +<span class="sourceLineNo">240</span> }<a name="line.240"></a> +<span class="sourceLineNo">241</span> return this.regionServer.compactSplitThread.getSplitQueueSize();<a name="line.241"></a> +<span class="sourceLineNo">242</span> }<a name="line.242"></a> +<span class="sourceLineNo">243</span><a name="line.243"></a> +<span class="sourceLineNo">244</span> @Override<a name="line.244"></a> +<span class="sourceLineNo">245</span> public int getCompactionQueueSize() {<a name="line.245"></a> +<span class="sourceLineNo">246</span> //The thread could be zero. if so assume there is no queue.<a name="line.246"></a> +<span class="sourceLineNo">247</span> if (this.regionServer.compactSplitThread == null) {<a name="line.247"></a> +<span class="sourceLineNo">248</span> return 0;<a name="line.248"></a> +<span class="sourceLineNo">249</span> }<a name="line.249"></a> +<span class="sourceLineNo">250</span> return this.regionServer.compactSplitThread.getCompactionQueueSize();<a name="line.250"></a> +<span class="sourceLineNo">251</span> }<a name="line.251"></a> +<span class="sourceLineNo">252</span><a name="line.252"></a> +<span class="sourceLineNo">253</span> @Override<a name="line.253"></a> +<span class="sourceLineNo">254</span> public int getSmallCompactionQueueSize() {<a name="line.254"></a> +<span class="sourceLineNo">255</span> //The thread could be zero. if so assume there is no queue.<a name="line.255"></a> +<span class="sourceLineNo">256</span> if (this.regionServer.compactSplitThread == null) {<a name="line.256"></a> +<span class="sourceLineNo">257</span> return 0;<a name="line.257"></a> +<span class="sourceLineNo">258</span> }<a name="line.258"></a> +<span class="sourceLineNo">259</span> return this.regionServer.compactSplitThread.getSmallCompactionQueueSize();<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> @Override<a name="line.262"></a> +<span class="sourceLineNo">263</span> public int getLargeCompactionQueueSize() {<a name="line.263"></a> +<span class="sourceLineNo">264</span> //The thread could be zero. if so assume there is no queue.<a name="line.264"></a> +<span class="sourceLineNo">265</span> if (this.regionServer.compactSplitThread == null) {<a name="line.265"></a> +<span class="sourceLineNo">266</span> return 0;<a name="line.266"></a> +<span class="sourceLineNo">267</span> }<a 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