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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.lttng2.kernel.core.event.matching.TcpEventMatching; |
23 | import org.eclipse.tracecompass.lttng2.kernel.core.event.matching.TcpLttngEventMatching; | |
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24 | import org.eclipse.tracecompass.tmf.core.event.matching.TmfEventMatching; |
25 | import org.eclipse.tracecompass.tmf.core.event.matching.TmfNetworkEventMatching; | |
26 | import org.eclipse.tracecompass.tmf.core.trace.ITmfTrace; | |
2bdf0193 | 27 | import org.eclipse.tracecompass.tmf.ctf.core.tests.shared.CtfTmfTestTrace; |
9722e5d7 | 28 | import org.eclipse.tracecompass.tmf.ctf.core.trace.CtfTmfTrace; |
ef3a9bfd | 29 | import org.junit.BeforeClass; |
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30 | import org.junit.Test; |
31 | ||
32 | import com.google.common.collect.ImmutableSet; | |
33 | ||
34 | /** | |
35 | * Benchmark simple event matching, without trace synchronization | |
36 | * | |
37 | * @author Geneviève Bastien | |
38 | */ | |
39 | public class EventMatchingBenchmark { | |
40 | ||
b09d20dc | 41 | private static final String TEST_ID = "org.eclipse.linuxtools#Event matching#"; |
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42 | private static final String TIME = " (time)"; |
43 | private static final String MEMORY = " (memory usage)"; | |
44 | private static final String TEST_SUMMARY = "Event matching"; | |
45 | ||
46 | /** | |
47 | * Initialize some data | |
48 | */ | |
49 | @BeforeClass | |
50 | public static void setUp() { | |
51 | TmfEventMatching.registerMatchObject(new TcpEventMatching()); | |
52 | TmfEventMatching.registerMatchObject(new TcpLttngEventMatching()); | |
53 | } | |
54 | ||
55 | /** | |
56 | * Run the benchmark with 2 small traces | |
57 | */ | |
58 | @Test | |
59 | public void testSmallTraces() { | |
60 | assumeTrue(CtfTmfTestTrace.SYNC_SRC.exists()); | |
61 | assumeTrue(CtfTmfTestTrace.SYNC_DEST.exists()); | |
62 | try (CtfTmfTrace trace1 = CtfTmfTestTrace.SYNC_SRC.getTrace(); | |
63 | CtfTmfTrace trace2 = CtfTmfTestTrace.SYNC_DEST.getTrace();) { | |
64 | Set<ITmfTrace> traces = ImmutableSet.of((ITmfTrace) trace1, trace2); | |
f14c2f97 | 65 | runCpuTest(traces, "Match TCP events", 100); |
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66 | } |
67 | } | |
68 | ||
69 | /** | |
70 | * Run the benchmark with 3 bigger traces | |
ef3a9bfd | 71 | */ |
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72 | @Test |
73 | public void testDjangoTraces() { | |
74 | assumeTrue(CtfTmfTestTrace.DJANGO_CLIENT.exists()); | |
75 | assumeTrue(CtfTmfTestTrace.DJANGO_DB.exists()); | |
76 | assumeTrue(CtfTmfTestTrace.DJANGO_HTTPD.exists()); | |
77 | try (CtfTmfTrace trace1 = CtfTmfTestTrace.DJANGO_CLIENT.getTrace(); | |
78 | CtfTmfTrace trace2 = CtfTmfTestTrace.DJANGO_DB.getTrace(); | |
79 | CtfTmfTrace trace3 = CtfTmfTestTrace.DJANGO_HTTPD.getTrace();) { | |
80 | Set<ITmfTrace> traces = ImmutableSet.of((ITmfTrace) trace1, trace2, trace3); | |
81 | runCpuTest(traces, "Django traces", 10); | |
82 | runMemoryTest(traces, "Django traces", 10); | |
83 | } | |
84 | } | |
85 | ||
86 | private static void runCpuTest(Set<ITmfTrace> testTraces, String testName, int loop_count) { | |
87 | Performance perf = Performance.getDefault(); | |
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88 | PerformanceMeter pm = perf.createPerformanceMeter(TEST_ID + testName + TIME); |
89 | perf.tagAsSummary(pm, TEST_SUMMARY + ':' + testName + TIME, Dimension.CPU_TIME); | |
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90 | |
91 | for (int i = 0; i < loop_count; i++) { | |
92 | TmfNetworkEventMatching traceMatch = new TmfNetworkEventMatching(testTraces); | |
93 | ||
94 | pm.start(); | |
95 | traceMatch.matchEvents(); | |
96 | pm.stop(); | |
97 | } | |
98 | pm.commit(); | |
99 | ||
100 | } | |
101 | ||
102 | /* Benchmark memory used by the algorithm */ | |
103 | private static void runMemoryTest(Set<ITmfTrace> testTraces, String testName, int loop_count) { | |
104 | Performance perf = Performance.getDefault(); | |
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105 | PerformanceMeter pm = perf.createPerformanceMeter(TEST_ID + testName + MEMORY); |
106 | perf.tagAsSummary(pm, TEST_SUMMARY + ':' + testName + MEMORY, Dimension.USED_JAVA_HEAP); | |
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107 | |
108 | for (int i = 0; i < loop_count; i++) { | |
109 | TmfNetworkEventMatching traceMatch = new TmfNetworkEventMatching(testTraces); | |
110 | ||
111 | System.gc(); | |
112 | pm.start(); | |
113 | traceMatch.matchEvents(); | |
114 | System.gc(); | |
115 | pm.stop(); | |
116 | } | |
117 | pm.commit(); | |
118 | ||
119 | } | |
120 | } |