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1 | /******************************************************************************* |
2 | * Copyright (c) 2014 École Polytechnique de Montréal | |
3 | * | |
4 | * All rights reserved. This program and the accompanying materials are | |
5 | * made available under the terms of the Eclipse Public License v1.0 which | |
6 | * accompanies this distribution, and is available at | |
7 | * http://www.eclipse.org/legal/epl-v10.html | |
8 | * | |
9 | * Contributors: | |
10 | * Geneviève Bastien - Initial API and implementation | |
11 | *******************************************************************************/ | |
12 | ||
9bc60be7 | 13 | package org.eclipse.tracecompass.lttng2.kernel.core.tests.perf.event.matching; |
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14 | |
15 | import static org.junit.Assume.assumeTrue; | |
16 | ||
17 | import java.util.Set; | |
18 | ||
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19 | import org.eclipse.test.performance.Dimension; |
20 | import org.eclipse.test.performance.Performance; | |
21 | import org.eclipse.test.performance.PerformanceMeter; | |
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22 | import org.eclipse.tracecompass.internal.lttng2.kernel.core.event.matching.TcpEventMatching; |
23 | import org.eclipse.tracecompass.internal.lttng2.kernel.core.event.matching.TcpLttngEventMatching; | |
2bdf0193 | 24 | import org.eclipse.tracecompass.tmf.core.event.matching.TmfEventMatching; |
2bdf0193 | 25 | import org.eclipse.tracecompass.tmf.core.trace.ITmfTrace; |
2bdf0193 | 26 | import org.eclipse.tracecompass.tmf.ctf.core.tests.shared.CtfTmfTestTrace; |
9722e5d7 | 27 | import org.eclipse.tracecompass.tmf.ctf.core.trace.CtfTmfTrace; |
ef3a9bfd | 28 | import org.junit.BeforeClass; |
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29 | import org.junit.Test; |
30 | ||
31 | import com.google.common.collect.ImmutableSet; | |
32 | ||
33 | /** | |
34 | * Benchmark simple event matching, without trace synchronization | |
35 | * | |
36 | * @author Geneviève Bastien | |
37 | */ | |
38 | public class EventMatchingBenchmark { | |
39 | ||
b09d20dc | 40 | private static final String TEST_ID = "org.eclipse.linuxtools#Event matching#"; |
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41 | private static final String TIME = " (time)"; |
42 | private static final String MEMORY = " (memory usage)"; | |
43 | private static final String TEST_SUMMARY = "Event matching"; | |
44 | ||
45 | /** | |
46 | * Initialize some data | |
47 | */ | |
48 | @BeforeClass | |
49 | public static void setUp() { | |
50 | TmfEventMatching.registerMatchObject(new TcpEventMatching()); | |
51 | TmfEventMatching.registerMatchObject(new TcpLttngEventMatching()); | |
52 | } | |
53 | ||
54 | /** | |
55 | * Run the benchmark with 2 small traces | |
56 | */ | |
57 | @Test | |
58 | public void testSmallTraces() { | |
59 | assumeTrue(CtfTmfTestTrace.SYNC_SRC.exists()); | |
60 | assumeTrue(CtfTmfTestTrace.SYNC_DEST.exists()); | |
61 | try (CtfTmfTrace trace1 = CtfTmfTestTrace.SYNC_SRC.getTrace(); | |
62 | CtfTmfTrace trace2 = CtfTmfTestTrace.SYNC_DEST.getTrace();) { | |
63 | Set<ITmfTrace> traces = ImmutableSet.of((ITmfTrace) trace1, trace2); | |
f14c2f97 | 64 | runCpuTest(traces, "Match TCP events", 100); |
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65 | } |
66 | } | |
67 | ||
68 | /** | |
69 | * Run the benchmark with 3 bigger traces | |
ef3a9bfd | 70 | */ |
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71 | @Test |
72 | public void testDjangoTraces() { | |
73 | assumeTrue(CtfTmfTestTrace.DJANGO_CLIENT.exists()); | |
74 | assumeTrue(CtfTmfTestTrace.DJANGO_DB.exists()); | |
75 | assumeTrue(CtfTmfTestTrace.DJANGO_HTTPD.exists()); | |
76 | try (CtfTmfTrace trace1 = CtfTmfTestTrace.DJANGO_CLIENT.getTrace(); | |
77 | CtfTmfTrace trace2 = CtfTmfTestTrace.DJANGO_DB.getTrace(); | |
78 | CtfTmfTrace trace3 = CtfTmfTestTrace.DJANGO_HTTPD.getTrace();) { | |
79 | Set<ITmfTrace> traces = ImmutableSet.of((ITmfTrace) trace1, trace2, trace3); | |
80 | runCpuTest(traces, "Django traces", 10); | |
81 | runMemoryTest(traces, "Django traces", 10); | |
82 | } | |
83 | } | |
84 | ||
85 | private static void runCpuTest(Set<ITmfTrace> testTraces, String testName, int loop_count) { | |
86 | Performance perf = Performance.getDefault(); | |
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87 | PerformanceMeter pm = perf.createPerformanceMeter(TEST_ID + testName + TIME); |
88 | perf.tagAsSummary(pm, TEST_SUMMARY + ':' + testName + TIME, Dimension.CPU_TIME); | |
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89 | |
90 | for (int i = 0; i < loop_count; i++) { | |
92bf3802 | 91 | TmfEventMatching traceMatch = new TmfEventMatching(testTraces); |
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92 | |
93 | pm.start(); | |
94 | traceMatch.matchEvents(); | |
95 | pm.stop(); | |
96 | } | |
97 | pm.commit(); | |
98 | ||
99 | } | |
100 | ||
101 | /* Benchmark memory used by the algorithm */ | |
102 | private static void runMemoryTest(Set<ITmfTrace> testTraces, String testName, int loop_count) { | |
103 | Performance perf = Performance.getDefault(); | |
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104 | PerformanceMeter pm = perf.createPerformanceMeter(TEST_ID + testName + MEMORY); |
105 | perf.tagAsSummary(pm, TEST_SUMMARY + ':' + testName + MEMORY, Dimension.USED_JAVA_HEAP); | |
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106 | |
107 | for (int i = 0; i < loop_count; i++) { | |
92bf3802 | 108 | TmfEventMatching traceMatch = new TmfEventMatching(testTraces); |
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109 | |
110 | System.gc(); | |
111 | pm.start(); | |
112 | traceMatch.matchEvents(); | |
113 | System.gc(); | |
114 | pm.stop(); | |
115 | } | |
116 | pm.commit(); | |
117 | ||
118 | } | |
119 | } |