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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.test.MetricsAssertHelper;
22 import org.apache.hadoop.hbase.testclassification.SmallTests;
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("hlogFileCount", 10, serverSource);
63 HELPER.assertGauge("hlogFileSize", 1024000, serverSource);
64 HELPER.assertGauge("storeFileCount", 300, serverSource);
65 HELPER.assertGauge("memstoreSize", 1025, serverSource);
66 HELPER.assertGauge("storeFileSize", 1900, serverSource);
67 HELPER.assertCounter("totalRequestCount", 899, serverSource);
68 HELPER.assertCounter("readRequestCount", 997, serverSource);
69 HELPER.assertCounter("writeRequestCount", 707, serverSource);
70 HELPER.assertCounter("checkMutateFailedCount", 401, serverSource);
71 HELPER.assertCounter("checkMutatePassedCount", 405, serverSource);
72 HELPER.assertGauge("storeFileIndexSize", 406, serverSource);
73 HELPER.assertGauge("staticIndexSize", 407, serverSource);
74 HELPER.assertGauge("staticBloomSize", 408, serverSource);
75 HELPER.assertGauge("mutationsWithoutWALCount", 409, serverSource);
76 HELPER.assertGauge("mutationsWithoutWALSize", 410, serverSource);
77 HELPER.assertGauge("percentFilesLocal", 99, serverSource);
78 HELPER.assertGauge("compactionQueueLength", 411, serverSource);
79 HELPER.assertGauge("flushQueueLength", 412, serverSource);
80 HELPER.assertGauge("blockCacheFreeSize", 413, serverSource);
81 HELPER.assertGauge("blockCacheCount", 414, serverSource);
82 HELPER.assertGauge("blockCacheSize", 415, serverSource);
83 HELPER.assertCounter("blockCacheHitCount", 416, serverSource);
84 HELPER.assertCounter("blockCacheMissCount", 417, serverSource);
85 HELPER.assertCounter("blockCacheEvictionCount", 418, serverSource);
86 HELPER.assertGauge("blockCountHitPercent", 98, serverSource);
87 HELPER.assertGauge("blockCacheExpressHitPercent", 97, serverSource);
88 HELPER.assertCounter("updatesBlockedTime", 419, serverSource);
89 }
90
91 @Test
92 public void testConstuctor() {
93 assertNotNull("There should be a hadoop1/hadoop2 metrics source", rsm.getMetricsSource() );
94 assertNotNull("The RegionServerMetricsWrapper should be accessable", rsm.getRegionServerWrapper());
95 }
96
97 @Test
98 public void testSlowCount() {
99 for (int i=0; i < 12; i ++) {
100 rsm.updateAppend(12);
101 rsm.updateAppend(1002);
102 }
103 for (int i=0; i < 13; i ++) {
104 rsm.updateDelete(13);
105 rsm.updateDelete(1003);
106 }
107 for (int i=0; i < 14; i ++) {
108 rsm.updateGet(14);
109 rsm.updateGet(1004);
110 }
111 for (int i=0; i < 15; i ++) {
112 rsm.updateIncrement(15);
113 rsm.updateIncrement(1005);
114 }
115 for (int i=0; i < 16; i ++) {
116 rsm.updatePut(16);
117 rsm.updatePut(1006);
118 }
119
120 HELPER.assertCounter("appendNumOps", 24, serverSource);
121 HELPER.assertCounter("deleteNumOps", 26, serverSource);
122 HELPER.assertCounter("getNumOps", 28, serverSource);
123 HELPER.assertCounter("incrementNumOps", 30, serverSource);
124 HELPER.assertCounter("mutateNumOps", 32, serverSource);
125
126
127 HELPER.assertCounter("slowAppendCount", 12, serverSource);
128 HELPER.assertCounter("slowDeleteCount", 13, serverSource);
129 HELPER.assertCounter("slowGetCount", 14, serverSource);
130 HELPER.assertCounter("slowIncrementCount", 15, serverSource);
131 HELPER.assertCounter("slowPutCount", 16, serverSource);
132 }
133 }
134