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| <pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one or more<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> * contributor license agreements. See the NOTICE file distributed with<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * this work for additional information regarding copyright ownership.<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * The ASF licenses this file to you under the Apache License, Version 2.0<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * (the "License"); you may not use this file except in compliance with<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * the License. You may obtain a copy of the License at<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> *<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> *<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> * Unless required by applicable law or agreed to in writing, software<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * See the License for the specific language governing permissions and<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * limitations under the License.<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> */<a name="line.16"></a> |
| <span class="sourceLineNo">017</span>package org.apache.hadoop.hbase.master;<a name="line.17"></a> |
| <span class="sourceLineNo">018</span><a name="line.18"></a> |
| <span class="sourceLineNo">019</span>import java.util.Map;<a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import java.util.Map.Entry;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span><a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import org.apache.hadoop.hbase.metrics.BaseSourceImpl;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import org.apache.hadoop.metrics2.MetricHistogram;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import org.apache.hadoop.metrics2.MetricsCollector;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import org.apache.hadoop.metrics2.MetricsRecordBuilder;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import org.apache.hadoop.metrics2.lib.Interns;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import org.apache.hadoop.metrics2.lib.MutableGaugeLong;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span><a name="line.29"></a> |
| <span class="sourceLineNo">030</span>/**<a name="line.30"></a> |
| <span class="sourceLineNo">031</span> * Implementation of {@link MetricsMasterQuotaSource} which writes the values passed in via the<a name="line.31"></a> |
| <span class="sourceLineNo">032</span> * interface to the metrics backend.<a name="line.32"></a> |
| <span class="sourceLineNo">033</span> */<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>@InterfaceAudience.Private<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>public class MetricsMasterQuotaSourceImpl extends BaseSourceImpl<a name="line.35"></a> |
| <span class="sourceLineNo">036</span> implements MetricsMasterQuotaSource {<a name="line.36"></a> |
| <span class="sourceLineNo">037</span> private final MetricsMasterWrapper wrapper;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span> private final MutableGaugeLong spaceQuotasGauge;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span> private final MutableGaugeLong tablesViolatingQuotasGauge;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span> private final MutableGaugeLong namespacesViolatingQuotasGauge;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span> private final MutableGaugeLong regionSpaceReportsGauge;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span> private final MetricHistogram quotaObserverTimeHisto;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span> private final MetricHistogram snapshotObserverTimeHisto;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span> private final MetricHistogram snapshotObserverSizeComputationTimeHisto;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span> private final MetricHistogram snapshotObserverSnapshotFetchTimeHisto;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span><a name="line.46"></a> |
| <span class="sourceLineNo">047</span> public MetricsMasterQuotaSourceImpl(MetricsMasterWrapper wrapper) {<a name="line.47"></a> |
| <span class="sourceLineNo">048</span> this(METRICS_NAME, METRICS_DESCRIPTION, METRICS_CONTEXT, METRICS_JMX_CONTEXT, wrapper);<a name="line.48"></a> |
| <span class="sourceLineNo">049</span> }<a name="line.49"></a> |
| <span class="sourceLineNo">050</span><a name="line.50"></a> |
| <span class="sourceLineNo">051</span> public MetricsMasterQuotaSourceImpl(<a name="line.51"></a> |
| <span class="sourceLineNo">052</span> String metricsName, String metricsDescription, String metricsContext,<a name="line.52"></a> |
| <span class="sourceLineNo">053</span> String metricsJmxContext, MetricsMasterWrapper wrapper) {<a name="line.53"></a> |
| <span class="sourceLineNo">054</span> super(metricsName, metricsDescription, metricsContext, metricsJmxContext);<a name="line.54"></a> |
| <span class="sourceLineNo">055</span> this.wrapper = wrapper;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span><a name="line.56"></a> |
| <span class="sourceLineNo">057</span> spaceQuotasGauge = getMetricsRegistry().newGauge(<a name="line.57"></a> |
| <span class="sourceLineNo">058</span> NUM_SPACE_QUOTAS_NAME, NUM_SPACE_QUOTAS_DESC, 0L);<a name="line.58"></a> |
| <span class="sourceLineNo">059</span> tablesViolatingQuotasGauge = getMetricsRegistry().newGauge(<a name="line.59"></a> |
| <span class="sourceLineNo">060</span> NUM_TABLES_QUOTA_VIOLATIONS_NAME, NUM_TABLES_QUOTA_VIOLATIONS_DESC, 0L);<a name="line.60"></a> |
| <span class="sourceLineNo">061</span> namespacesViolatingQuotasGauge = getMetricsRegistry().newGauge(<a name="line.61"></a> |
| <span class="sourceLineNo">062</span> NUM_NS_QUOTA_VIOLATIONS_NAME, NUM_NS_QUOTA_VIOLATIONS_DESC, 0L);<a name="line.62"></a> |
| <span class="sourceLineNo">063</span> regionSpaceReportsGauge = getMetricsRegistry().newGauge(<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> NUM_REGION_SIZE_REPORTS_NAME, NUM_REGION_SIZE_REPORTS_DESC, 0L);<a name="line.64"></a> |
| <span class="sourceLineNo">065</span><a name="line.65"></a> |
| <span class="sourceLineNo">066</span> quotaObserverTimeHisto = getMetricsRegistry().newTimeHistogram(<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> QUOTA_OBSERVER_CHORE_TIME_NAME, QUOTA_OBSERVER_CHORE_TIME_DESC);<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> snapshotObserverTimeHisto = getMetricsRegistry().newTimeHistogram(<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> SNAPSHOT_OBSERVER_CHORE_TIME_NAME, SNAPSHOT_OBSERVER_CHORE_TIME_DESC);<a name="line.69"></a> |
| <span class="sourceLineNo">070</span><a name="line.70"></a> |
| <span class="sourceLineNo">071</span> snapshotObserverSizeComputationTimeHisto = getMetricsRegistry().newTimeHistogram(<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> SNAPSHOT_OBSERVER_SIZE_COMPUTATION_TIME_NAME, SNAPSHOT_OBSERVER_SIZE_COMPUTATION_TIME_DESC);<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> snapshotObserverSnapshotFetchTimeHisto = getMetricsRegistry().newTimeHistogram(<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> SNAPSHOT_OBSERVER_FETCH_TIME_NAME, SNAPSHOT_OBSERVER_FETCH_TIME_DESC);<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> }<a name="line.75"></a> |
| <span class="sourceLineNo">076</span><a name="line.76"></a> |
| <span class="sourceLineNo">077</span> @Override<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> public void updateNumSpaceQuotas(long numSpaceQuotas) {<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> spaceQuotasGauge.set(numSpaceQuotas);<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> }<a name="line.80"></a> |
| <span class="sourceLineNo">081</span><a name="line.81"></a> |
| <span class="sourceLineNo">082</span> @Override<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> public void updateNumTablesInSpaceQuotaViolation(long numTablesInViolation) {<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> tablesViolatingQuotasGauge.set(numTablesInViolation);<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> }<a name="line.85"></a> |
| <span class="sourceLineNo">086</span><a name="line.86"></a> |
| <span class="sourceLineNo">087</span> @Override<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> public void updateNumNamespacesInSpaceQuotaViolation(long numNamespacesInViolation) {<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> namespacesViolatingQuotasGauge.set(numNamespacesInViolation);<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> }<a name="line.90"></a> |
| <span class="sourceLineNo">091</span><a name="line.91"></a> |
| <span class="sourceLineNo">092</span> @Override<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> public void updateNumCurrentSpaceQuotaRegionSizeReports(long numCurrentRegionSizeReports) {<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> regionSpaceReportsGauge.set(numCurrentRegionSizeReports);<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> }<a name="line.95"></a> |
| <span class="sourceLineNo">096</span><a name="line.96"></a> |
| <span class="sourceLineNo">097</span> @Override<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> public void incrementSpaceQuotaObserverChoreTime(long time) {<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> quotaObserverTimeHisto.add(time);<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> }<a name="line.100"></a> |
| <span class="sourceLineNo">101</span><a name="line.101"></a> |
| <span class="sourceLineNo">102</span> @Override<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> public void incrementSnapshotObserverChoreTime(long time) {<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> snapshotObserverTimeHisto.add(time);<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> }<a name="line.105"></a> |
| <span class="sourceLineNo">106</span><a name="line.106"></a> |
| <span class="sourceLineNo">107</span> @Override<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> public void getMetrics(MetricsCollector metricsCollector, boolean all) {<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> MetricsRecordBuilder record = metricsCollector.addRecord(metricsRegistry.info());<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> if (wrapper != null) {<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> // Summarize the tables<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> Map<String,Entry<Long,Long>> tableUsages = wrapper.getTableSpaceUtilization();<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> String tableSummary = "[]";<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> if (tableUsages != null && !tableUsages.isEmpty()) {<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> tableSummary = generateJsonQuotaSummary(tableUsages.entrySet(), "table");<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> }<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> record.tag(Interns.info(TABLE_QUOTA_USAGE_NAME, TABLE_QUOTA_USAGE_DESC), tableSummary);<a name="line.117"></a> |
| <span class="sourceLineNo">118</span><a name="line.118"></a> |
| <span class="sourceLineNo">119</span> // Summarize the namespaces<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> String nsSummary = "[]";<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> Map<String,Entry<Long,Long>> namespaceUsages = wrapper.getNamespaceSpaceUtilization();<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> if (namespaceUsages != null && !namespaceUsages.isEmpty()) {<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> nsSummary = generateJsonQuotaSummary(namespaceUsages.entrySet(), "namespace");<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> }<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> record.tag(Interns.info(NS_QUOTA_USAGE_NAME, NS_QUOTA_USAGE_DESC), nsSummary);<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> }<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> metricsRegistry.snapshot(record, all);<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> }<a name="line.128"></a> |
| <span class="sourceLineNo">129</span><a name="line.129"></a> |
| <span class="sourceLineNo">130</span> /**<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> * Summarizes the usage and limit for many targets (table or namespace) into JSON.<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> */<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> private String generateJsonQuotaSummary(<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> Iterable<Entry<String,Entry<Long,Long>>> data, String target) {<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> StringBuilder sb = new StringBuilder();<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> for (Entry<String,Entry<Long,Long>> tableUsage : data) {<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> String tableName = tableUsage.getKey();<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> long usage = tableUsage.getValue().getKey();<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> long limit = tableUsage.getValue().getValue();<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> if (sb.length() > 0) {<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> sb.append(", ");<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> }<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> sb.append("{").append(target).append("=").append(tableName).append(", usage=").append(usage)<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> .append(", limit=").append(limit).append("}");<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> }<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> sb.insert(0, "[").append("]");<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> return sb.toString();<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> @Override<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> public void incrementSnapshotObserverSnapshotComputationTime(long time) {<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> snapshotObserverSizeComputationTimeHisto.add(time);<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> @Override<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> public void incrementSnapshotObserverSnapshotFetchTime(long time) {<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> snapshotObserverSnapshotFetchTimeHisto.add(time);<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> }<a name="line.158"></a> |
| <span class="sourceLineNo">159</span>}<a name="line.159"></a> |
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