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18 package org.apache.hadoop.hbase.regionserver;
19
20 import org.apache.hadoop.hbase.CompatibilityFactory;
21 import org.apache.hadoop.hbase.SmallTests;
22 import org.apache.hadoop.hbase.test.MetricsAssertHelper;
23 import org.junit.Before;
24 import org.junit.BeforeClass;
25 import org.junit.Test;
26 import org.junit.experimental.categories.Category;
27
28 import static org.junit.Assert.assertNotNull;
29
30
31
32
33 @Category(SmallTests.class)
34 public class TestMetricsRegionServer {
35 public static MetricsAssertHelper HELPER =
36 CompatibilityFactory.getInstance(MetricsAssertHelper.class);
37
38 private MetricsRegionServerWrapperStub wrapper;
39 private MetricsRegionServer rsm;
40 private MetricsRegionServerSource serverSource;
41
42 @BeforeClass
43 public static void classSetUp() {
44 HELPER.init();
45 }
46
47 @Before
48 public void setUp() {
49 wrapper = new MetricsRegionServerWrapperStub();
50 rsm = new MetricsRegionServer(wrapper);
51 serverSource = rsm.getMetricsSource();
52 }
53
54 @Test
55 public void testWrapperSource() {
56 HELPER.assertTag("serverName", "test", serverSource);
57 HELPER.assertTag("clusterId", "tClusterId", serverSource);
58 HELPER.assertTag("zookeeperQuorum", "zk", serverSource);
59 HELPER.assertGauge("regionServerStartTime", 100, serverSource);
60 HELPER.assertGauge("regionCount", 101, serverSource);
61 HELPER.assertGauge("storeCount", 2, serverSource);
62 HELPER.assertGauge("storeFileCount", 300, serverSource);
63 HELPER.assertGauge("memstoreSize", 1025, serverSource);
64 HELPER.assertGauge("storeFileSize", 1900, serverSource);
65 HELPER.assertCounter("totalRequestCount", 899, serverSource);
66 HELPER.assertCounter("readRequestCount", 997, serverSource);
67 HELPER.assertCounter("writeRequestCount", 707, serverSource);
68 HELPER.assertCounter("checkMutateFailedCount", 401, serverSource);
69 HELPER.assertCounter("checkMutatePassedCount", 405, serverSource);
70 HELPER.assertGauge("storeFileIndexSize", 406, serverSource);
71 HELPER.assertGauge("staticIndexSize", 407, serverSource);
72 HELPER.assertGauge("staticBloomSize", 408, serverSource);
73 HELPER.assertGauge("mutationsWithoutWALCount", 409, serverSource);
74 HELPER.assertGauge("mutationsWithoutWALSize", 410, serverSource);
75 HELPER.assertGauge("percentFilesLocal", 99, serverSource);
76 HELPER.assertGauge("compactionQueueLength", 411, serverSource);
77 HELPER.assertGauge("flushQueueLength", 412, serverSource);
78 HELPER.assertGauge("blockCacheFreeSize", 413, serverSource);
79 HELPER.assertGauge("blockCacheCount", 414, serverSource);
80 HELPER.assertGauge("blockCacheSize", 415, serverSource);
81 HELPER.assertCounter("blockCacheHitCount", 416, serverSource);
82 HELPER.assertCounter("blockCacheMissCount", 417, serverSource);
83 HELPER.assertCounter("blockCacheEvictionCount", 418, serverSource);
84 HELPER.assertGauge("blockCountHitPercent", 98, serverSource);
85 HELPER.assertGauge("blockCacheExpressHitPercent", 97, serverSource);
86 HELPER.assertCounter("updatesBlockedTime", 419, serverSource);
87 }
88
89 @Test
90 public void testConstuctor() {
91 assertNotNull("There should be a hadoop1/hadoop2 metrics source", rsm.getMetricsSource() );
92 assertNotNull("The RegionServerMetricsWrapper should be accessable", rsm.getRegionServerWrapper());
93 }
94
95 @Test
96 public void testSlowCount() {
97 for (int i=0; i < 12; i ++) {
98 rsm.updateAppend(12);
99 rsm.updateAppend(1002);
100 }
101 for (int i=0; i < 13; i ++) {
102 rsm.updateDelete(13);
103 rsm.updateDelete(1003);
104 }
105 for (int i=0; i < 14; i ++) {
106 rsm.updateGet(14);
107 rsm.updateGet(1004);
108 }
109 for (int i=0; i < 15; i ++) {
110 rsm.updateIncrement(15);
111 rsm.updateIncrement(1005);
112 }
113 for (int i=0; i < 16; i ++) {
114 rsm.updatePut(16);
115 rsm.updatePut(1006);
116 }
117
118 HELPER.assertCounter("appendNumOps", 24, serverSource);
119 HELPER.assertCounter("deleteNumOps", 26, serverSource);
120 HELPER.assertCounter("getNumOps", 28, serverSource);
121 HELPER.assertCounter("incrementNumOps", 30, serverSource);
122 HELPER.assertCounter("mutateNumOps", 32, serverSource);
123
124
125 HELPER.assertCounter("slowAppendCount", 12, serverSource);
126 HELPER.assertCounter("slowDeleteCount", 13, serverSource);
127 HELPER.assertCounter("slowGetCount", 14, serverSource);
128 HELPER.assertCounter("slowIncrementCount", 15, serverSource);
129 HELPER.assertCounter("slowPutCount", 16, serverSource);
130 }
131 }
132